<< < Previous FH: 00388325 Alectoria sarmentosa (Acharius) Acharius USA: Montana [data not captured] L. W. Riddle 1930
FH: 00388578 Amandinea punctata (Hoffmann) Coppins & Scheidegger USA: Maine Orono: [data not captured] L. W. Riddle 1907
FH: 00388579 Amandinea punctata (Hoffmann) Coppins & Scheidegger USA: Maine Rockland: [data not captured] L. W. Riddle 1910
FH: 00388580 Amandinea punctata (Hoffmann) Coppins & Scheidegger USA: Maine Rockland: [data not captured] L. W. Riddle 1910
FH: 00388656 Amandinea punctata (Hoffmann) Coppins & Scheidegger USA: Massachusetts Pepperell: [data not captured] L. W. Riddle
NEBC: 00615090 Amandinea punctata (Hoffmann) Coppins & Scheidegger USA: Maine Orono: [no additional data] L. W. Riddle 1907-7
FH: 00418400 Arthonia lecideella Nylander USA: Massachusetts Pepperell: [data not captured] L. W. Riddle 1909-7
FH: 00418653 Arthonia radiata (Persoon) Acharius USA: Massachusetts Princeton: [data not captured] L. W. Riddle 1911
FH: 00419800 Bilimbia sabuletorum (Schreber) Arnold USA: Massachusetts Wellesley: [data not captured] L. W. Riddle 1907
FH: 00419801 Bilimbia sabuletorum (Schreber) Arnold USA: Vermont Charlotte: [data not captured] L. W. Riddle 1908
FH: 00419802 Bilimbia sabuletorum (Schreber) Arnold USA: Maine Orono: [data not captured] L. W. Riddle 1907
FH: 00419803 Bilimbia sabuletorum (Schreber) Arnold USA: Maine Orono: [data not captured] L. W. Riddle 1907
FH: 00419804 Bilimbia sabuletorum (Schreber) Arnold USA: Maine Rangeley Plantation: [data not captured] L. W. Riddle 1904
FH: 00419809 Bilimbia sabuletorum (Schreber) Arnold USA: Vermont Brattleboro: [data not captured] L. W. Riddle 1851
NEBC: 00446906 Bryoria chalybeiformis (Linnaeus) Brodo & D. Hawksworth USA: Massachusetts Hadley: [no additional data] L. W. Riddle 1910-8-18
FH: 00408612 Bryoria furcellata (Fries) Brodo & D. Hawksworth USA: Maine Fryeburg: [data not captured] L. W. Riddle 1905
FH: 00408624 Bryoria furcellata (Fries) Brodo & D. Hawksworth USA: Massachusetts Pepperell: [data not captured] L. W. Riddle 1909
NEBC: 00446940 Bryoria furcellata (Fries) Brodo & D. Hawksworth USA: Maine Cape Elizabeth: [no additional data] L. W. Riddle 1911-2-23
FH: 00408779 Bryoria trichodes (Michaux) Brodo & D. Hawksworth USA: Maine [data not captured] L. W. Riddle 1907
FH: 00408926 Buellia disciformis (Fries) Mudd USA: Maine Orono: [data not captured] L. W. Riddle 1907
FH: 00408928 Buellia disciformis (Fries) Mudd USA: Maine Rangeley Plantation: [data not captured] L. W. Riddle 1904
FH: 00409726 Candelariella vitellina (Hoffmann) Müller Argoviensis USA: Massachusetts Pepperell: [data not captured] L. W. Riddle 1909
FH: 00409874 Catillaria A. Massalongo USA: New Hampshire Jaffrey: [data not captured] L. W. Riddle 1919
FH: 00409874 Catillaria sp. USA: New Hampshire Jaffrey: [data not captured] L. W. Riddle 1919
FH: 00393593 Cyphelium tigillare (Acharius) Acharius USA: New Hampshire Chatham: [data not captured] L. W. Riddle 1905-7
FH: 00394285 Dermatocarpon luridum (Dillenius ex Withering) J. R. Laundon USA: Massachusetts Pepperell: [data not captured] L. W. Riddle 1909-7-5
FH: 00394412 Dermatocarpon miniatum (Linnaeus) W. Mann USA: Massachusetts Lincoln: [data not captured] L. W. Riddle 1904-9
FH: 00394574 Dibaeis baeomyces (Linnaeus f.) Rambold & Hertel USA: Massachusetts Pepperell: [data not captured] L. W. Riddle 1909-8-21
FH: 00394854 Diploschistes muscorum (Scopoli) R. Santesson USA: Massachusetts Princeton: [no additional data] L. W. Riddle 1911-7-18
NEBC: 00436549 Evernia prunastri (Linnaeus) Acharius USA: Maine Cape Elizabeth: [no additional data] L. W. Riddle 1911-2-23
FH: 00439427 Evernia prunastri (Linnaeus) Acharius USA: Massachusetts Pepperell: [no additional data] L. W. Riddle 1909-8
FH: 00437626 Graphis scripta (Linnaeus) Acharius USA: Maine Portage Lake: [data not captured] L. W. Riddle 1907-8
FH: 00437670 Graphis scripta (Linnaeus) Acharius USA: Massachusetts Natick: [no additional data] L. W. Riddle 1908-3
NEBC: 00615035 Graphis scripta (Linnaeus) Acharius USA: Massachusetts Amherst: [no additional data] L. W. Riddle 1910-8-11
FH: 00437811 Graphis scripta stellata (Leighton) Mudd USA: Massachusetts Lancaster: [no additional data] L. W. Riddle 1905-4
FH: 00437860 Graphis scripta typographica (Willdenow) Zahlbruckner USA: Maine Rangeley: [data not captured] L. W. Riddle 1904-8
FH: 00265785 Lamproderma arcyrionema Rostafińsky USA: New Hampshire Chatham: L. W. Riddle 1905-7
NEBC: 00446171 Lepra amara (Acharius) Hafellner USA: Massachusetts Princeton: [no additional data] L. W. Riddle 1911-7-13
NEBC: 00446172 Lepra amara (Acharius) Hafellner USA: Massachusetts Taunton: [no additional data] L. W. Riddle 1912-5-9
NEBC: 00436816 Leptogium cyanescens (Persoon) Körber USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1910-7-20
FH: 00430994 Leptogium cyanescens (Persoon) Körber USA: Massachusetts Pepperell: [no additional data] L. W. Riddle 1909-8
NEBC: 00436821 Leptogium lichenoides (Linnaeus) Zahlbruckner USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1910-7-18
NEBC: 00436822 Leptogium lichenoides (Linnaeus) Zahlbruckner USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1910-7-18
FH: 00442488 Leptogium lichenoides (Linnaeus) Zahlbruckner USA: Massachusetts Pepperell: [no additional data] L. W. Riddle 1909-8-28
FH: 00442490 Leptogium lichenoides (Linnaeus) Zahlbruckner USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1911-9-2
NEBC: 00436835 Lobaria pulmonaria (Linnaeus) Hoffmann USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1910-7-20
FH: 00372360 Lobaria pulmonaria (Linnaeus) Hoffmann USA: Maine [data not captured] L. W. Riddle 1904-8
FH: 00372361 Lobaria pulmonaria (Linnaeus) Hoffmann USA: Maine [data not captured] L. W. Riddle 1904-8
FH: 00372370 Lobaria pulmonaria (Linnaeus) Hoffmann USA: New Hampshire Warren: [no additional data] L. W. Riddle 1908-8
FH: 00372405 Lobaria pulmonaria (Linnaeus) Hoffmann USA: Massachusetts Taunton: [no additional data] L. W. Riddle 1912-5-9
FH: 00372406 Lobaria pulmonaria (Linnaeus) Hoffmann USA: Massachusetts Needham: [no additional data] L. W. Riddle 459 1909-5
FH: 00453163 Lobaria quercizans Michaux USA: Maine [data not captured] L. W. Riddle 1904-8
FH: 00453199 Lobaria quercizans Michaux USA: Massachusetts Pepperell: [no additional data] L. W. Riddle 1909-8-28
NEBC: 00446982 Lobaria quercizans Michaux USA: Massachusetts Amherst: [data not captured] L. W. Riddle 1910-8-11
FH: 00453501 Loxospora sp. USA: New Hampshire Jaffrey: [no additional data] L. W. Riddle 1918
FH: 00454529 Mycocalicium sp. USA: New Hampshire Chatham: [no additional data] L. W. Riddle 1905-7
NEBC: 00446033 Nephroma helveticum Acharius USA: New Hampshire North Sutton: [no additional data] L. W. Riddle 1915-7
FH: 00454895 Nephroma helveticum Acharius USA: New Hampshire North Sutton: [no additional data] L. W. Riddle 1915-7
FH: 00454899 Nephroma helveticum Acharius USA: New Hampshire North Sutton: [no additional data] L. W. Riddle 1915-7
FH: 00454901 Nephroma helveticum Acharius USA: Massachusetts Pepperell: [no additional data] L. W. Riddle 1909-8
FH: 00454915 Nephroma laevigatum Acharius USA: New Hampshire North Sutton: [no additional data] L. W. Riddle 1915-7
NEBC: 00446028 Nephroma parile (Acharius) Acharius USA: New Hampshire Jaffrey: [no additional data] L. W. Riddle 1916-7
FH: 00438055 Parmotrema perforatum (Acharius) A. Massalongo USA: Massachusetts Natick: [no additional data] L. W. Riddle 1910-9-15
NEBC: 00446090 Parmotrema perforatum (Acharius) A. Massalongo USA: Massachusetts Natick: [no additional data] L. W. Riddle 1901-9-15
NEBC: 00446082 Parmotrema perlatum (Hudson) M. Choisy USA: Massachusetts Princeton: [no additional data] L. W. Riddle 1911-7-18
NEBC: 00446083 Parmotrema perlatum (Hudson) M. Choisy USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1910-7-18
NEBC: 00446084 Parmotrema perlatum (Hudson) M. Choisy USA: Massachusetts Pepperell: [no additional data] L. W. Riddle 1909-8
NEBC: 00446085 Parmotrema perlatum (Hudson) M. Choisy USA: Massachusetts Amherst: [data not captured] L. W. Riddle 1910-8-20
NEBC: 00446727 Parmotrema perlatum (Hudson) M. Choisy USA: Maine Cape Elizabeth: [no additional data] L. W. Riddle 1911-2-23
FH: 00467982 Parmotrema perlatum (Hudson) M. Choisy USA: Massachusetts Natick: [no additional data] L. W. Riddle 1908-10
NEBC: 00446727 Parmotrema stuppeum (Taylor) Hale USA: Maine Cape Elizabeth: [no additional data] L. W. Riddle 1911-2-23
NEBC: 00446105 Peltigera aphthosa (Linnaeus) Willdenow USA: Massachusetts Amherst: [no additional data] L. W. Riddle 1910-8-11
FH: 00469406 Peltigera aphthosa variolosa (A. Massalongo) J. W. Thomson USA: Massachusetts Amherst: [no additional data] L. W. Riddle 1910-8-11
FH: 00469408 Peltigera aphthosa variolosa (A. Massalongo) J. W. Thomson USA: Massachusetts Pepperell: [no additional data] L. W. Riddle 1909-8-28
NEBC: 00446218 Peltigera evansiana Gyelnik USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1910-7-20
NEBC: 00446141 Peltigera horizontalis (Hudson) Baumgarten USA: New Hampshire North Sutton: [no additional data] L. W. Riddle 1915-7
FH: 00469813 Peltigera horizontalis zopfi (Gyelnik) J. W. Thomson USA: Massachusetts Natick: [no additional data] L. W. Riddle 1908-5
FH: 00470013 Peltigera polydactyla (Necker) Hoffmann USA: Maine [data not captured] L. W. Riddle 1907-8
FH: 00470045 Peltigera polydactyla (Necker) Hoffmann USA: Massachusetts Pepperell: [no additional data] L. W. Riddle 1909-8
NEBC: 00446218 Peltigera pulverulenta (Taylor) Nylander USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1910-7-20
FH: 00470257 Peltigera rufescens (Weiss) Humboldt USA: Maine [data not captured] L. W. Riddle 1904-8
FH: 00470280 Peltigera rufescens (Weiss) Humboldt USA: Massachusetts Pepperell: [no additional data] L. W. Riddle 1909-7
NEBC: 00446218 Peltigera scabrosa Th. Fries USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1910-7-20
NEBC: 00446156 Phaeophyscia adiastola (Esslinger) Esslinger USA: Massachusetts Amherst: [data not captured] L. W. Riddle 1910-8-20
NEBC: 00446157 Phaeophyscia adiastola (Esslinger) Esslinger USA: Maine Cape Elizabeth: [no additional data] L. W. Riddle 1911-2-25
NEBC: 00446158 Phaeophyscia adiastola (Esslinger) Esslinger USA: Connecticut Stafford: [no additional data] L. W. Riddle 1911-6-20
FH: 00472761 Phaeophyscia orbicularis (Necker) Moberg USA: Massachusetts Natick: [no additional data] L. W. Riddle 1908-5
FH: 00472766 Phaeophyscia orbicularis (Necker) Moberg USA: Massachusetts Pepperell: [no additional data] L. W. Riddle 1909-8
NEBC: 00446165 Phaeophyscia rubropulchra (Degelius) Moberg USA: Massachusetts Wayland: [no additional data] L. W. Riddle 1909-9
FH: 00472840 Phaeophyscia rubropulchra (Degelius) Moberg USA: Massachusetts Pepperell: [no additional data] L. W. Riddle 1909-7
FH: 00472841 Phaeophyscia rubropulchra (Degelius) Moberg USA: Massachusetts Pepperell: [no additional data] L. W. Riddle 1909-8
FH: 00472842 Phaeophyscia rubropulchra (Degelius) Moberg USA: Massachusetts Natick: [no additional data] L. W. Riddle 1908-5
NEBC: 00446238 Physcia adscendens (Fries) H. Olivier USA: Maine Cape Elizabeth: [no additional data] L. W. Riddle 1911-2-25
NEBC: 00446239 Physcia adscendens (Fries) H. Olivier USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1911-8
NEBC: 00446240 Physcia adscendens (Fries) H. Olivier USA: Massachusetts Natick: [no additional data] L. W. Riddle 1910-10-17
FH: 00472131 Physcia adscendens (Fries) H. Olivier USA: Massachusetts Natick: [no additional data] L. W. Riddle 1910-10-17
FH: 00472132 Physcia adscendens (Fries) H. Olivier USA: Massachusetts Ipswich: [data not captured] L. W. Riddle 1910-11-21
FH: 00913824 Physcia caesia (Hoffmann) Hampe ex Fürnrohr USA: Maine [data not captured] L. W. Riddle 1907-8
NEBC: 00446195 Physcia millegrana Degelius USA: Connecticut Stafford: [no additional data] L. W. Riddle 1911-6-20
FH: 00472610 Physcia millegrana Degelius USA: Massachusetts Pepperell: [no additional data] L. W. Riddle 1909-8
FH: 00472611 Physcia millegrana Degelius USA: Massachusetts Ipswich: [data not captured] L. W. Riddle 1910-11-21
FH: 00472761 Physcia orbicularis (Baumgarten) Poetsch USA: Massachusetts Natick: [no additional data] L. W. Riddle 1908-5
FH: 00472766 Physcia orbicularis (Baumgarten) Poetsch USA: Massachusetts Pepperell: [no additional data] L. W. Riddle 1909-8
FH: 00472840 Physcia orbicularis rubropulchra Degelius USA: Massachusetts Pepperell: [no additional data] L. W. Riddle 1909-7
FH: 00472841 Physcia orbicularis rubropulchra Degelius USA: Massachusetts Pepperell: [no additional data] L. W. Riddle 1909-8
FH: 00472842 Physcia orbicularis rubropulchra Degelius USA: Massachusetts Natick: [no additional data] L. W. Riddle 1908-5
FH: 00259254 Physcia pulverulenta (Schreber) Nylander USA: Massachusetts Pepperell L. W. Riddle 551 1909-8-14
FH: 00259254 Physcia pulverulenta venusta (Acharius) Sandstede USA: Massachusetts Pepperell L. W. Riddle 551 1909-8-14
FH: 00473086 Physcia sp. USA: Massachusetts Lincoln: [no additional data] L. W. Riddle 1904-9
FH: 00473095 Physcia sp. USA: Massachusetts Wellesley: [no additional data] L. W. Riddle 1912-5-20
NEBC: 00446262 Physcia stellaris (Linnaeus) Nylander USA: Maine Cape Elizabeth: [no additional data] L. W. Riddle 1911-2-25
NEBC: 00446373 Physcia stellaris (Linnaeus) Nylander USA: Massachusetts Hadley: [no additional data] L. W. Riddle 1910-8-18
FH: 00472975 Physcia stellaris (Linnaeus) Nylander USA: Massachusetts Ipswich: [data not captured] L. W. Riddle 1910-11-21
NEBC: 00446278 Physconia detersa (Nylander) Poelt USA: Massachusetts Wayland: [no additional data] L. W. Riddle 1909-9-29
NEBC: 00446279 Physconia detersa (Nylander) Poelt USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1911-9-1
NEBC: 00446273 Physconia leucoleiptes (Tuckerman) Esslinger USA: Massachusetts Hadley: [no additional data] L. W. Riddle 1910-8-18
FH: 00473268 Physconia leucoleiptes (Tuckerman) Esslinger USA: Massachusetts Pepperell: [no additional data] L. W. Riddle 1909-8
FH: 00259254 Physconia subpallida Esslinger USA: Massachusetts Pepperell L. W. Riddle 551 1909-8-14
FH: 00473807 Platismatia lacunosa (Acharius) W. L. Culberson & C. F. Culberson USA: Massachusetts Natick: Pickerel Pond L. W. Riddle 1910-9-15
FH: 00473809 Platismatia lacunosa (Acharius) W. L. Culberson & C. F. Culberson USA: Massachusetts Pepperell: [no additional data] L. W. Riddle 1909-5-30
FH: 00473812 Platismatia lacunosa (Acharius) W. L. Culberson & C. F. Culberson USA: Massachusetts Ipswich: [data not captured] L. W. Riddle 1910-11-21
NEBC: 00446083 Punctelia borreri (Smith) Krog USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1910-7-18
NEBC: 00446325 Punctelia rudecta (Acharius) Krog USA: Maine Cape Elizabeth: [no additional data] L. W. Riddle 1911-2-25
FH: 00468190 Punctelia rudecta (Acharius) Krog USA: Massachusetts Pepperell: [no additional data] L. W. Riddle 1909-7-5
FH: 00468191 Punctelia rudecta (Acharius) Krog USA: Massachusetts Arlington: [no additional data] L. W. Riddle 1904-4-18
FH: 00475906 Pyrenula laevigata (Persoon) Arnold USA: Maine [data not captured] L. W. Riddle 1904-8
FH: 00475906 Pyrenula neglecta R. C. Harris USA: Maine [data not captured] L. W. Riddle 1904-8
FH: 00475917 Pyrenula neglecta R. C. Harris USA: Massachusetts Lancaster: [no additional data] L. W. Riddle 1905-4
FH: 00475919 Pyrenula neglecta R. C. Harris USA: Massachusetts Lincoln: [no additional data] L. W. Riddle 1904-9
FH: 00475922 Pyrenula neglecta R. C. Harris USA: New Hampshire Fitzwilliam: [no additional data] L. W. Riddle 1905-9
FH: 00475917 Pyrenula pseudobufonia (Rehm) R. C. Harris USA: Massachusetts Lancaster: [no additional data] L. W. Riddle 1905-4
FH: 00475919 Pyrenula pseudobufonia (Rehm) R. C. Harris USA: Massachusetts Lincoln: [no additional data] L. W. Riddle 1904-9
FH: 00475922 Pyrenula pseudobufonia (Rehm) R. C. Harris USA: New Hampshire Fitzwilliam: [no additional data] L. W. Riddle 1905-9
FH: 00388960 Pyrenula punctiformis (Schrank) Trevisan USA: Massachusetts Wayland: [data not captured] L. W. Riddle 1909
FH: 00477651 Rhizocarpon geographicum (Linnaeus) de Candolle USA: New Hampshire Mt. Moosilauke: [no additional data] L. W. Riddle 1907-8-7
FH: 00477840 Rhizocarpon petraeum (Wulfen) A. Massalongo USA: Massachusetts Pepperell: [no additional data] L. W. Riddle 1909-8
FH: 00478200 Rinodina ascociscana (Tuckerman) Tuckerman USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1910-7-20
NEBC: 00811392 Rinodina ascociscana (Tuckerman) Tuckerman USA: Massachusetts Town of Lanesboro L. W. Riddle 1910-7-20
NEBC: 00811392 Rinodina sophodes (Acharius) A. Massalongo USA: Massachusetts Town of Lanesboro L. W. Riddle 1910-7-20
FH: 00479177 Sporostigma melasporum (Tuckerman) Grube USA: Massachusetts Natick: [no additional data] L. W. Riddle 1908-5
NEBC: 00446699 Teloschistes polycarpus (Hoffmann) Tuckerman USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1910-7-17
NEBC: 00446607 Umbilicaria mammulata (Acharius) Tuckerman USA: Connecticut Stafford: [no additional data] L. W. Riddle 1911-6-20
NEBC: 00446623 Umbilicaria mammulata (Acharius) Tuckerman USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1910-7-18
NEBC: 00446624 Umbilicaria mammulata (Acharius) Tuckerman USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1911-8-19
FH: 00492821 Umbilicaria mammulata (Acharius) Tuckerman USA: New York [data not captured] L. W. Riddle 1908-7
NEBC: 00446691 Umbilicaria muhlenbergii (Acharius) Tuckerman USA: Massachusetts Amherst: [data not captured] L. W. Riddle 1910-8-20
FH: 00492935 Umbilicaria muhlenbergii (Acharius) Tuckerman USA: Massachusetts Pepperell: [no additional data] L. W. Riddle 1909-8
FH: 00492955 Umbilicaria muhlenbergii (Acharius) Tuckerman USA: New York [data not captured] L. W. Riddle 1908-7
FH: 00494214 Verrucaria maura Wahlenberg USA: Massachusetts Nahant: [no additional data] L. W. Riddle 1919-5
FH: 00405724 Xanthoparmelia conspersa (Ehrhart ex Acharius) Hale USA: Massachusetts Lincoln: [no additional data] L. W. Riddle 1904-9
FH: 00394030 Xanthoria candelaria (Linnaeus) Th. Fries USA: Massachusetts Ipswich: [data not captured] L. W. Riddle 1910-11-21
FH: 00407664 Xanthoria parietina (Linnaeus) Th. Fries USA: Massachusetts Ipswich: [data not captured] L. W. Riddle 1910-11-21
FH: 00407665 Xanthoria parietina (Linnaeus) Th. Fries USA: Massachusetts Ipswich: [data not captured] L. W. Riddle 1910-11-21
NEBC: 00446758 Xanthoria parietina (Linnaeus) Th. Fries USA: Massachusetts Ipswich: [no additional data] L. W. Riddle 1910-11-21
NEBC: 00446759 Xanthoria parietina (Linnaeus) Th. Fries USA: Maine Cape Elizabeth: [no additional data] L. W. Riddle 1911-2-25
NEBC: 00446760 Xanthoria parietina (Linnaeus) Th. Fries USA: Maine Cape Elizabeth: [no additional data] L. W. Riddle 1911-2-25
FH: 00405599 Xanthoria polycarpa (Hoffmann) Rieber USA: Maine [data not captured] L. W. Riddle 1904
NEBC: 00446699 Xanthoria polycarpa (Hoffmann) Rieber USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1910-7-17
Agaricaceae FH: 00585479 Hypsizygus ulmarius (Bulliard) Redhead: Fries USA: Massachusetts Cambridge: Everett St. L. W. Riddle s.n.
Agyriaceae FH: 00491825 Trapeliopsis viridescens (Schrader) Coppins & P. James USA: Vermont Charlotte: [no additional data] L. W. Riddle 1908-8
FH: 00491832 Trapeliopsis viridescens (Schrader) Coppins & P. James USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1910-7-20
FH: 00491834 Trapeliopsis viridescens (Schrader) Coppins & P. James USA: New Hampshire Jaffrey: [no additional data] L. W. Riddle 1919-3
Amblystegiaceae NEBC: 00800326 Calliergon cordifolium (Hedwig) Kindberg USA: New Hampshire North Sutton: [no additional data] L. W. Riddle 1914-7
NEBC: 00800751 Calliergonella cuspidata (Hedwig) Loeske USA: Massachusetts Pepperell: [no additional data] L. W. Riddle 1909-7
NEBC: 00513897 Campylium chrysophyllum (Bridel) Lange USA: New Hampshire North Sutton: [no additional data] L. W. Riddle 1914-7-14
NEBC: 00794609 Drepanocladus fluitans (Hedwig) Warnstorf USA: Massachusetts Wellesley: [no additional data] L. W. Riddle 1908-6
NEBC: 00794619 Drepanocladus fluitans (Hedwig) Warnstorf USA: Massachusetts Mount Wachusett: [data not captured] L. W. Riddle 1911-7-26
NEBC: 00795227 Drepanocladus fluitans (Hedwig) Warnstorf USA: Massachusetts Mount Wachusett: [data not captured] L. W. Riddle 1911-7-26
NEBC: 00795729 Drepanocladus uncinatus (Hedwig) Warnstorf USA: Massachusetts Mount Wachusett: [data not captured] L. W. Riddle 1911-7-26
NEBC: 00838906 Hygrohypnum eugyrium (Schimper) Loeske USA: New Hampshire Jaffrey: [no additional data] L. W. Riddle 1916-7
NEBC: 00839204 Hygrohypnum ochraceum (Turner ex Wilson) Loeske USA: New Hampshire North Sutton: [no additional data] L. W. Riddle 1914-7
NEBC: 00849680 Platyhypnidium riparioides (Hedwig) Dixon USA: Massachusetts [data not captured] L. W. Riddle 1910-8
Aneuraceae NEBC: 00494794 Aneura latifrons (Lindberg) Stephani USA: Vermont Monkton: [no additional data] L. W. Riddle 1908-8
Aulacomniaceae NEBC: 00520097 Aulacomnium heterostichum (Hedwig) Bruch & Schimper USA: Massachusetts Taunton: [no additional data] L. W. Riddle 1912-5-9
NEBC: 00520102 Aulacomnium heterostichum (Hedwig) Bruch & Schimper USA: Massachusetts Natick: [no additional data] L. W. Riddle 1908-5
NEBC: 00520147 Aulacomnium heterostichum (Hedwig) Bruch & Schimper USA: Connecticut West Hartford: [no additional data] L. W. Riddle 1911-6-21
NEBC: 00520510 Aulacomnium palustre (Hedwig) Schwägrichen USA: Massachusetts Natick: [no additional data] L. W. Riddle 1908-6
FH: 00964939 Aulacomnium palustre (Hedwig) Schwägrichen USA: Massachusetts South Weymouth: L. W. Riddle 1912-5-12
Bartramiaceae NEBC: 00848759 Plagiopus oederi (Bridel) Limpricht USA: Vermont Charlotte: [data not captured] L. W. Riddle 1908-8
Blasiaceae NEBC: 00495636 Blasia pusilla Linnaeus USA: New Hampshire North Sutton: [no additional data] L. W. Riddle 1914-7
Brachytheciaceae NEBC: 00787803 Brachythecium plumosum (Hedwig) Bruch, Schimper & C. Gümbel USA: New Hampshire Jaffrey: [no additional data] L. W. Riddle 1916-7
NEBC: 00790171 Brachythecium rivulare Bruch, Schimper & C. Gümbel USA: New Hampshire North Sutton: [no additional data] L. W. Riddle 1914-7
NEBC: 00790485 Brachythecium rutabulum (Hedwig) Schimper USA: Connecticut West Hartford: [no additional data] L. W. Riddle 1911-6-21
NEBC: 00625597 Bryhnia novae-angliae (Sullivant & Lesquereux) Grout USA: New Hampshire North Sutton: [no additional data] L. W. Riddle 1914-7
NEBC: 00625624 Bryhnia novae-angliae (Sullivant & Lesquereux) Grout USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1911-8-18
FH: 00964945 Bryhnia novae-angliae (Sullivant & Lesquereux) Grout USA: Massachusetts South Weymouth: L. W. Riddle 1913-5-10
NEBC: 00625839 Bryoandersonia illecebra (Hedwig) H. Robinson USA: Massachusetts Taunton: [no additional data] L. W. Riddle 1912-5-9
NEBC: 00515937 Chamberlainia oxycladon (Bridel) H. Robinson USA: Massachusetts Taunton: [no additional data] L. W. Riddle 1912-5-9
NEBC: 00538134 Chamberlainia salebrosa (Hoffmann ex F. Weber & D. Mohr) H. Robinson USA: Massachusetts Lincoln: [no additional data] L. W. Riddle 1904-9
NEBC: 00837963 Homalothecium nitens (Hedwig) H. Robinson USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1910-7-17
FH: 00964990 Rhynchostegium serrulatum (Hedwig) A. Jaeger USA: Massachusetts South Weymouth: L. W. Riddle 1912-10-5
FH: 00964990 Steerecleus serrulatus (Hedwig) H. Robinson USA: Massachusetts South Weymouth: L. W. Riddle 1912-10-5
Bryaceae NEBC: 00536857 Anomobryum filiforme (Dickson) Husnot USA: Massachusetts Lanesboro: [data not captured] L. W. Riddle 1911-8-19
NEBC: 00843050 Leptobryum pyriforme (Hedwig) Wilson USA: Connecticut Rockville: [no additional data] L. W. Riddle 1911-6-21
NEBC: 00916569 Pohlia nutans (Hedwig) Lindberg USA: Massachusetts Princeton: [data not captured] L. W. Riddle 1911-7-26
Caliciaceae FH: 00476314 Pyxine sorediata (Acharius) Montagne USA: Massachusetts Natick: [no additional data] L. W. Riddle 1910-9-15
Caloplacaceae FH: 00390792 Caloplaca cerina (Ehrhart ex Hedwig) Th. Fries USA: Massachusetts Lanesboro: [data not captured] L. W. Riddle 1911
FH: 00390832 Caloplaca cinnabarina (Acharius) Zahlbruckner USA: Massachusetts Pepperell: [data not captured] L. W. Riddle 1909-7
NEBC: 00436058 Caloplaca ferruginea (Hudson) Th. Fries USA: Maine Cape Elizabeth: [no additional data] L. W. Riddle 1911-2-25
FH: 00409003 Caloplaca flavorubescens (Hudson) J. R. Laundon USA: Massachusetts Pepperell: [data not captured] L. W. Riddle 1909-8-14
NEBC: 00436096 Caloplaca flavorubescens (Hudson) J. R. Laundon USA: Massachusetts Hadley: [no additional data] L. W. Riddle 1910-8-18
NEBC: 00436097 Caloplaca flavorubescens (Hudson) J. R. Laundon USA: Maine Cape Elizabeth: [no additional data] L. W. Riddle 1911-2-25
FH: 00409342 Caloplaca microphyllina (Tuckerman) Hasse USA: Massachusetts Ipswich: [data not captured] L. W. Riddle 1910
NEBC: 00436087 Caloplaca microphyllina (Tuckerman) Hasse USA: Massachusetts Ipswich: [data not captured] L. W. Riddle 1910-11-21
Calypogeiaceae NEBC: 00495877 Calypogeia neesiana (C. Massalongo & Carestia) Müller Freib. USA: Vermont Monkton: [no additional data] L. W. Riddle 1908-8
NEBC: 00495948 Calypogeia trichomanis (Linnaeus) Corda USA: New Hampshire Chatham: [no additional data] L. W. Riddle 1905-7
NEBC: 00495949 Calypogeia trichomanis (Linnaeus) Corda USA: Massachusetts Amherst: [no additional data] L. W. Riddle 1910-8-20
NEBC: 00495952 Calypogeia trichomanis (Linnaeus) Corda USA: Massachusetts Wellesley: [no additional data] L. W. Riddle 1908-6
Candelariaceae FH: 00409548 Candelaria concolor (Dickson) Arnold USA: Massachusetts Pepperell: [data not captured] L. W. Riddle 1909-8
Cephaloziaceae NEBC: 00496301 Cephalozia connivens (Dickson) Lindberg USA: Massachusetts Bridgewater: [no additional data] L. W. Riddle 1910-4-21
NEBC: 00496305 Cephalozia connivens (Dickson) Lindberg USA: Connecticut Stafford: [no additional data] L. W. Riddle 1911-6-19
FH: 00496112 Cephalozia curvifolia (Dickson) Dumortier USA: Massachusetts Natick: Mud Pond region L. W. Riddle 1908-3
FH: 00496415 Cephalozia lunulifolia (Dumortier) Dumortier USA: Massachusetts Natick: [data not captured] L. W. Riddle 1908-3
NEBC: 00496429 Cephalozia lunulifolia (Dumortier) Dumortier USA: Massachusetts Dalton: [no additional data] L. W. Riddle 1911-9-3
NEBC: 00496432 Cephalozia lunulifolia (Dumortier) Dumortier USA: Massachusetts Natick: [no additional data] L. W. Riddle 1908-5
NEBC: 00507635 Nowellia curvifolia (Dickson) Mitten USA: Vermont Charlotte: [data not captured] L. W. Riddle 1908-8
NEBC: 00507644 Nowellia curvifolia (Dickson) Mitten USA: Massachusetts Pelham: [no additional data] L. W. Riddle 1910-8-20
FH: 00496112 Nowellia curvifolia (Dickson) Mitten USA: Massachusetts Natick: Mud Pond region L. W. Riddle 1908-3
NEBC: 00507745 Odontoschisma denudatum (Martius) Dumortier USA: Massachusetts Pepperell: [no additional data] L. W. Riddle 1909-8
NEBC: 00507747 Odontoschisma denudatum (Martius) Dumortier USA: Massachusetts Natick: [no additional data] L. W. Riddle 1908-10
Cephaloziellaceae NEBC: 00496649 Cephaloziella divaricata (Smith) Warnstorf USA: Massachusetts Pepperell: [no additional data] L. W. Riddle 1909-8
Cladoniaceae FH: 00406094 Cladonia arbuscula (Wallroth) Flotow USA: Massachusetts Ipswich: [data not captured] L. W. Riddle 1910
NEBC: 00615098 Cladonia arbuscula mitis (Sandstede) Ruoss USA: Massachusetts Ipswich: [no additional data] L. W. Riddle 1910-11-21
NEBC: 00615094 Cladonia arbuscula arbuscula (Wallroth) Flotow USA: Massachusetts Princeton: [data not captured] L. W. Riddle 1911-7-26
NEBC: 00615095 Cladonia arbuscula arbuscula (Wallroth) Flotow USA: Massachusetts Lanesboro: [data not captured] L. W. Riddle 1910-7-19
FH: 00406482 Cladonia bacillaris (Acharius) Genth USA: Massachusetts Pepperell: [data not captured] L. W. Riddle 1909-7-5
NEBC: 00436348 Cladonia bacillaris (Acharius) Genth USA: Connecticut West Hartford: [no additional data] L. W. Riddle 1911-6-21
FH: 00406971 Cladonia caespiticia (Persoon) Flörke USA: New Hampshire North Sutton: [data not captured] L. W. Riddle 1915-7
NEBC: 00436151 Cladonia caespiticia (Persoon) Flörke USA: Massachusetts Amherst: [data not captured] L. W. Riddle 1910-8-11
FH: 00412615 Cladonia cervicornis verticillata (Hoffmann) Ahti USA: New Hampshire North Sutton: [data not captured] L. W. Riddle 1915-7
FH: 00411260 Cladonia coniocraea (Flörke) Sprengel USA: Massachusetts Pepperell: [data not captured] L. W. Riddle 578 1909-8
NEBC: 00436260 Cladonia coniocraea (Flörke) Sprengel USA: Massachusetts Amherst: [no additional data] L. W. Riddle 1910-8-11
NEBC: 00436261 Cladonia coniocraea (Flörke) Sprengel USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1910-7-17
FH: 00411545 Cladonia crispata (Acharius) Flotow USA: Massachusetts Pepperell: [data not captured] L. W. Riddle 571 1909-8-28
FH: 00411620 Cladonia crispata (Acharius) Flotow USA: Vermont Charlotte: [data not captured] L. W. Riddle 303 1920-4
FH: 00411819 Cladonia cristatella Tuckerman USA: Massachusetts Ipswich: [data not captured] L. W. Riddle 754 1910
FH: 00411820 Cladonia cristatella Tuckerman USA: Massachusetts Pepperell: [data not captured] L. W. Riddle 576 1909-7
FH: 00410109 Cladonia cristatella Tuckerman USA: Maine [data not captured] L. W. Riddle 142 1907-7
FH: 00410110 Cladonia cristatella Tuckerman USA: Vermont Charlotte: [data not captured] L. W. Riddle 1908-8
FH: 00410192 Cladonia cristatella Tuckerman USA: Massachusetts Pepperell: [data not captured] L. W. Riddle 546 1909-8
NEBC: 00446900 Cladonia cristatella vestita Tuckerman USA: Massachusetts Amherst: [no additional data] L. W. Riddle 1910-8-11
FH: 00410786 Cladonia farinacea (Vainio) A. W. Evans USA: Massachusetts Ipswich: [data not captured] L. W. Riddle 752 1910-11-21
NEBC: 00436320 Cladonia farinacea (Vainio) A. W. Evans USA: Massachusetts Ipswich: [no additional data] L. W. Riddle 1910-11-21
NEBC: 00436321 Cladonia farinacea (Vainio) A. W. Evans USA: New Hampshire Jaffrey: [no additional data] L. W. Riddle 1916-8
NEBC: 00446843 Cladonia floerkeana (Fries) Flörke USA: New Hampshire Jaffrey: [no additional data] L. W. Riddle 1916-8
FH: 00371244 Cladonia foliacea alcicornis (Lightfoot) Schaerer USA: Massachusetts Taunton: [data not captured] L. W. Riddle 1912-5-9
NEBC: 00446912 Cladonia furcata (Hudson) Schrader USA: Massachusetts Wellesley: [no additional data] L. W. Riddle 1907-3-23
NEBC: 00446913 Cladonia furcata (Hudson) Schrader USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1910-7-18
NEBC: 00446914 Cladonia furcata (Hudson) Schrader USA: Massachusetts Pelham: [no additional data] L. W. Riddle 1910-8-20
FH: 00371576 Cladonia furcata pinnata (Flörke) Vainio USA: New Hampshire Warren: [data not captured] L. W. Riddle 1908-8
FH: 00371758 Cladonia furcata racemosa (Hoffmann) Flörke USA: New Hampshire Chatham: [data not captured] L. W. Riddle 24 1905-7
FH: 00371781 Cladonia furcata racemosa (Hoffmann) Flörke USA: Massachusetts Pepperell: [data not captured] L. W. Riddle 549 1909-7
FH: 00428112 Cladonia gracilis dilacerata Flörke USA: New Hampshire Warren: [data not captured] L. W. Riddle 1908-8
FH: 00428693 Cladonia incrassata Flörke USA: Massachusetts Natick: [data not captured] L. W. Riddle 382 1908-7-19
NEBC: 00436356 Cladonia macilenta Hoffmann USA: Massachusetts Natick: [no additional data] L. W. Riddle 1910-9-15
NEBC: 00436348 Cladonia macilenta bacillaris (Genth) Schaerer USA: Connecticut West Hartford: [no additional data] L. W. Riddle 1911-6-21
NEBC: 00436349 Cladonia macilenta bacillaris (Genth) Schaerer USA: Massachusetts Needham: [no additional data] L. W. Riddle 1909-12-20
NEBC: 00436353 Cladonia macilenta bacillaris (Genth) Schaerer USA: Massachusetts Pepperell: [no additional data] L. W. Riddle 1909-8
FH: 00370496 Cladonia ochrochlora Flörke USA: Massachusetts Lanesboro: [data not captured] L. W. Riddle 976 1911
FH: 00370497 Cladonia ochrochlora Flörke USA: Massachusetts Lanesboro: [data not captured] L. W. Riddle 639 1910
FH: 00370498 Cladonia ochrochlora Flörke USA: Massachusetts Amherst: [data not captured] L. W. Riddle 698 1910
FH: 00370499 Cladonia ochrochlora Flörke USA: Massachusetts Bridgewater: [data not captured] L. W. Riddle 618 1910
FH: 00370507 Cladonia ochrochlora Flörke USA: Connecticut Stafford: [data not captured] L. W. Riddle 1125 1911
FH: 01140096 Cladonia papillaria (Ehrhart) Hoffmann USA: Massachusetts Wellesley: [no additional data] L. W. Riddle 1909-12-4
FH: 00370809 Cladonia parasitica (Hoffmann) Hoffmann USA: Massachusetts Dover: [data not captured] L. W. Riddle 1909-4
FH: 00370810 Cladonia parasitica (Hoffmann) Hoffmann USA: Massachusetts Hadley: [data not captured] L. W. Riddle 1910-8-18
FH: 00370811 Cladonia parasitica (Hoffmann) Hoffmann USA: Massachusetts Bridgewater: [data not captured] L. W. Riddle 1910-4-24
FH: 00370812 Cladonia parasitica (Hoffmann) Hoffmann USA: Massachusetts Pepperell: [data not captured] L. W. Riddle 1909-5-30
NEBC: 00436370 Cladonia parasitica (Hoffmann) Hoffmann USA: Massachusetts Hadley: [no additional data] L. W. Riddle 1910-8-18
NEBC: 00436371 Cladonia parasitica (Hoffmann) Hoffmann USA: Massachusetts Dover: [no additional data] L. W. Riddle 1908-5
NEBC: 00436372 Cladonia parasitica (Hoffmann) Hoffmann USA: Massachusetts Natick: [no additional data] L. W. Riddle 1910-10-17
FH: 00370912 Cladonia peziziformis (Withering) J. R. Laundon USA: Massachusetts Needham: [data not captured] L. W. Riddle 453 1909-4
FH: 00440134 Cladonia phyllophora Hoffmann USA: New York [data not captured] L. W. Riddle 1908-7
FH: 00440136 Cladonia phyllophora Hoffmann USA: New York [data not captured] L. W. Riddle 1908-7
FH: 00440583 Cladonia polycarpia G. Merrill USA: Massachusetts Pepperell: [data not captured] L. W. Riddle 1909-8-2
FH: 00440725 Cladonia pyxidata (Linnaeus) Hoffmann USA: Maine [data not captured] L. W. Riddle 1907-8
FH: 00426137 Cladonia ramulosa (Withering) J. R. Laundon USA: Massachusetts Ipswich: [data not captured] L. W. Riddle 753 1910
FH: 00426138 Cladonia ramulosa (Withering) J. R. Laundon USA: Massachusetts Taunton: [data not captured] L. W. Riddle 1912-5-9
FH: 00426333 Cladonia rangiferina (Linnaeus) Weber ex F. H. Wiggers USA: New Hampshire Mt. Moosilauke: [data not captured] L. W. Riddle 1906-8-7
FH: 00426426 Cladonia rangiferina (Linnaeus) Weber ex F. H. Wiggers USA: Massachusetts Lexington: [no additional data] L. W. Riddle 20 1904-4
FH: 00426432 Cladonia rangiferina (Linnaeus) Weber ex F. H. Wiggers USA: Massachusetts Ipswich: [data not captured] L. W. Riddle 751 1910-11-21
NEBC: 00436397 Cladonia rangiferina (Linnaeus) Weber ex F. H. Wiggers USA: Massachusetts Lanesboro: [data not captured] L. W. Riddle 1910-7-19
NEBC: 00436398 Cladonia rangiferina (Linnaeus) Weber ex F. H. Wiggers USA: Massachusetts Ipswich: [no additional data] L. W. Riddle 1910-11-21
NEBC: 00615100 Cladonia rei Schaerer USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1910-7-17
NEBC: 00615101 Cladonia rei Schaerer USA: Massachusetts Ipswich: [no additional data] L. W. Riddle 1910-11-21
FH: 00426107 Cladonia robbinsii A. W. Evans USA: Massachusetts Pepperell: [data not captured] L. W. Riddle 548 1909-8-2
FH: 00426945 Cladonia scabriuscula (Delise) Nylander USA: Massachusetts Pepperell: [data not captured] L. W. Riddle 577 1909-8
FH: 00426947 Cladonia scabriuscula (Delise) Nylander USA: Massachusetts Pepperell: [data not captured] L. W. Riddle 1909-7
FH: 00426948 Cladonia scabriuscula (Delise) Nylander USA: Massachusetts Pepperell: [data not captured] L. W. Riddle 563 1909-8
NEBC: 00615032 Cladonia squamosa (Scopoli) Hoffmann USA: New Hampshire Jaffrey: [no additional data] L. W. Riddle 1916-8
FH: 00392230 Cladonia squamosa denticollis (Hoffmann) Flörke USA: New York [data not captured] L. W. Riddle 1907-7
FH: 00392282 Cladonia squamosa denticollis (Hoffmann) Flörke USA: Maine [data not captured] L. W. Riddle 21 1904-8
FH: 00392852 Cladonia stellaris (Opiz) Pouzar & Vězda USA: Massachusetts Pepperell: [data not captured] L. W. Riddle 503 1909-7
NEBC: 00436440 Cladonia stellaris (Opiz) Pouzar & Vězda USA: Massachusetts Princeton: [data not captured] L. W. Riddle 1911-7-26
NEBC: 00436466 Cladonia turgida Ehrhart ex Hoffmann USA: New Hampshire Jaffrey: [no additional data] L. W. Riddle 1916-7
NEBC: 00446283 Pycnothelia papillaria (Ehrhart) Dufour USA: Massachusetts Wellesley: [no additional data] L. W. Riddle 1909-12-2
FH: 00475392 Pycnothelia papillaria (Ehrhart) Dufour USA: Massachusetts Wellesley: [no additional data] L. W. Riddle 1909-12-4
FH: 00475393 Pycnothelia papillaria (Ehrhart) Dufour USA: Massachusetts Wellesley: [no additional data] L. W. Riddle 1908-3
Clavariaceae FH: 00490203 Clavariadelphus ligula (Schaeffer) Donk: Fries USA: Maine [data not captured] L. W. Riddle s.n. 1907-8
FH: 00490352 Clavulinopsis fusiformis (Sowerby) Corner: Fries USA: New Hampshire Fitzwilliam: [no additional data] L. W. Riddle s.n. 1905-9
Cryphaeaceae NEBC: 00557145 Forsstroemia trichomitria (Hedwig) Lindberg USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1910-7-20
Dermateaceae NEBC: 00446062 Mycobilimbia hypnorum (Libert) Kalb & Hafellner USA: Massachusetts Amherst: [data not captured] L. W. Riddle 1910-8-11
FH: 00454401 Mycobilimbia sp. USA: New Hampshire Jaffrey: [no additional data] L. W. Riddle 1918-8
FH: 00377245 Xylographa opegraphella Nylander USA: Rhode Island Middletown: [no additional data] L. W. Riddle 262 1908-5
Dicranaceae NEBC: 00541291 Dicranella heteromalla (Hedwig) Schimper USA: Massachusetts Natick: [data not captured] L. W. Riddle 1909-5
NEBC: 00541325 Dicranella heteromalla (Hedwig) Schimper USA: Connecticut Stafford: [no additional data] L. W. Riddle 1911-6-20
NEBC: 00791500 Dicranum scoparium Hedwig USA: Massachusetts Wellesley: [no additional data] L. W. Riddle 1907-6-2
NEBC: 00791611 Dicranum scoparium Hedwig USA: Connecticut Stafford: [no additional data] L. W. Riddle 1911-6-20
NEBC: 00792244 Dicranum undulatum Schrader ex Bridel USA: New Hampshire Jaffrey: [no additional data] L. W. Riddle 1916-7
NEBC: 00792250 Dicranum undulatum Schrader ex Bridel USA: New Hampshire Warren: [no additional data] L. W. Riddle 1906-8
NEBC: 00825502 Orthodicranum flagellare (Hedwig) Loeske USA: Massachusetts Natick: [no additional data] L. W. Riddle 1908-6
NEBC: 00825623 Orthodicranum montanum (Hedwig) Loeske USA: Massachusetts Princeton: [data not captured] L. W. Riddle 1911-7-26
NEBC: 00459010 Paraleucobryum fulvum (Hooker) Loeske USA: Massachusetts Dalton: [no additional data] L. W. Riddle 1911-9-2
NEBC: 00459016 Paraleucobryum fulvum (Hooker) Loeske USA: Massachusetts Amherst: [data not captured] L. W. Riddle 1910-8-11
Ditrichaceae NEBC: 00793853 Ditrichum pusillum (Hedwig) Hampe USA: Massachusetts Wellesley: [no additional data] L. W. Riddle 1907-3-23
Entodontaceae NEBC: 00796646 Entodon cladorrhizans (Hedwig) Müller Halle USA: Massachusetts Princeton: [no additional data] L. W. Riddle 1911-7-13
NEBC: 00796659 Entodon cladorrhizans (Hedwig) Müller Halle USA: Massachusetts Pittsfield: [no additional data] L. W. Riddle 1911-8-21
NEBC: 00796880 Entodon seductrix (Hedwig) Müller Halle USA: Connecticut West Hartford: [no additional data] L. W. Riddle 1911-6-21
NEBC: 00850290 Pleurozium schreberi (Willdenow ex Bridel) Mitten USA: Connecticut Stafford: [no additional data] L. W. Riddle 1911-6-19
NEBC: 00919811 Pterigynandrum filiforme Hedwig USA: New Hampshire Jaffrey: [no additional data] L. W. Riddle 1916-8
Fontinalaceae NEBC: 00780199 Fontinalis antipyretica gigantea (Sullivant) Sullivant USA: Massachusetts [data not captured] L. W. Riddle 1909-7
Fossombroniaceae NEBC: 00497738 Fossombronia foveolata Lindberg USA: Massachusetts Wellesley: [no additional data] L. W. Riddle 1908-10
Frullaniaceae NEBC: 00497921 Frullania asagrayana Montagne USA: Massachusetts Needham: [no additional data] L. W. Riddle 1909-10-2
NEBC: 00498253 Frullania eboracensis Lehmann USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1910-7
Funariaceae NEBC: 00545279 Funaria hygrometrica Hedwig USA: Massachusetts Wellesley: [no additional data] L. W. Riddle 1907-6
NEBC: 00847369 Physcomitrium pyriforme (Hedwig) Hampe USA: Massachusetts Natick: [no additional data] L. W. Riddle 1908-6
Fuscideaceae FH: 00478528 Ropalospora chlorantha (Tuckerman) S. Ekman USA: Massachusetts Bridgewater: [no additional data] L. W. Riddle
Geocalycaceae NEBC: 00496973 Chiloscyphus polyanthos (Linnaeus) Corda USA: Massachusetts Wellesley: [no additional data] L. W. Riddle 1910-9-10
Georgiaceae NEBC: 01132812 Tetraphis pellucida Hedwig USA: Connecticut Stafford: [no additional data] L. W. Riddle 1911-6-19
Grimmiaceae NEBC: 00899563 Schistidium apocarpum (Hedwig) Bruch & Schimper USA: Connecticut West Hartford: [no additional data] L. W. Riddle 1911-6-21
Helotiaceae FH: 00445864 Tympanis spermatiospora (Nylander) Nylander USA: New Hampshire Jaffrey: [no additional data] L. W. Riddle s.n. 1919-5
Hylocomiaceae NEBC: 00839618 Hylocomium splendens (Hedwig) Schimper USA: Vermont Monkton: [no additional data] L. W. Riddle 1908-8
NEBC: 00839653 Hylocomium splendens (Hedwig) Schimper USA: Massachusetts Princeton: [data not captured] L. W. Riddle 1911-7-26
FH: 00965258 Hylocomium triquetrum (Hedwig) Schimper USA: Massachusetts South Weymouth: L. W. Riddle 1912-5-10
Hypnaceae NEBC: 00800118 Callicladium haldaneanum (Greville) H. A. Crum USA: Massachusetts Pittsfield: [no additional data] L. W. Riddle 1911-8-21
NEBC: 00838163 Homomallium adnatum (Hedwig) Brotherus USA: Massachusetts Natick: [data not captured] L. W. Riddle 1910-10-17
FH: 00838171 Homomallium adnatum (Hedwig) Brotherus USA: Massachusetts Wellesley: [no additional data] L. W. Riddle 1915-5
NEBC: 00840812 Hypnum cupressiforme imponens (Hedwig) Boulay USA: Massachusetts Natick: [data not captured] L. W. Riddle 1916-10
NEBC: 00840815 Hypnum cupressiforme imponens (Hedwig) Boulay USA: Massachusetts Pittsfield: [no additional data] L. W. Riddle 1911-8-21
NEBC: 00840960 Hypnum cupressiforme subjulaceum Molendo USA: Massachusetts Taunton: [data not captured] L. W. Riddle 1912-5-9
NEBC: 00841002 Hypnum curvifolium Hedwig USA: New Hampshire North Sutton: [no additional data] L. W. Riddle 1914-7
NEBC: 00841003 Hypnum curvifolium Hedwig USA: New Hampshire Jaffrey: [no additional data] L. W. Riddle 1916-7
NEBC: 00841037 Hypnum curvifolium Hedwig USA: Connecticut Stafford: [no additional data] L. W. Riddle 1911-6-19
NEBC: 00841546 Hypnum pallescens (Hedwig) P. Beauvois USA: Maine [data not captured] L. W. Riddle 1907-8
NEBC: 00841719 Hypnum pallescens reptile (Michaux) Husnot USA: New Hampshire Jaffrey: [no additional data] L. W. Riddle 1916-7
NEBC: 00841482 Hypnum plicatulum (Lindberg) A. Jaeger USA: Maine [data not captured] L. W. Riddle 1907-8
NEBC: 00920174 Ptilium crista-castrensis (Hedwig) De Notaris USA: Massachusetts Lanesboro: [data not captured] L. W. Riddle 1911-9-3
NEBC: 00920755 Pylaisiella selwynii (Kindberg) H. A. Crum, Steere & L. E. Anderson USA: New Hampshire North Sutton: [no additional data] L. W. Riddle 1915-7
Hypocreaceae FH: 00431174 Byssonectria terrestris (Albertini & Schweinitz) Pfister USA: Maine [data not captured] L. W. Riddle s. n. 1904-8
Hypogymniaceae FH: 00450727 Hypogymnia physodes (Linnaeus) Nylander USA: Maine [data not captured] L. W. Riddle 1904-8
FH: 00450781 Hypogymnia physodes (Linnaeus) Nylander USA: Massachusetts Natick: [no additional data] L. W. Riddle 1907-12
NEBC: 00436803 Hypogymnia physodes (Linnaeus) Nylander USA: Maine Cape Elizabeth: [no additional data] L. W. Riddle 1911-2-23
FH: 00450985 Hypogymnia physodes labrosa (Acharius) Parrique USA: Massachusetts Pepperell: [no additional data] L. W. Riddle 1909-7
Icmadophilaceae FH: 00438105 Icmadophila ericetorum (Linnaeus) Zahlbruckner USA: Vermont Monkton: [no additional data] L. W. Riddle 1908-8-10
FH: 00438165 Icmadophila ericetorum (Linnaeus) Zahlbruckner USA: Massachusetts Dalton: [data not captured] L. W. Riddle 1911-9-3
FH: 00913890 Icmadophila ericetorum (Linnaeus) Zahlbruckner USA: Maine [data not captured] L. W. Riddle 1907-8
FH: 00913897 Icmadophila ericetorum (Linnaeus) Zahlbruckner USA: Vermont Monkton: [no additional data] L. W. Riddle 1908-8
Jungermanniaceae NEBC: 00495306 Barbilophozia barbata (Schreber) Loeske USA: New Hampshire North Sutton: [no additional data] L. W. Riddle 1914-7
NEBC: 00499154 Jamesoniella autumnalis (de Candolle) Stephani USA: Maine [data not captured] L. W. Riddle 1907-8
NEBC: 00499197 Jamesoniella autumnalis (de Candolle) Stephani USA: Massachusetts Wellesley: [data not captured] L. W. Riddle 1907-4-16
NEBC: 00499414 Jungermannia lanceolata Linnaeus USA: Massachusetts Natick: [no additional data] L. W. Riddle 1910-9-15
NEBC: 00499437 Jungermannia pumila Withering USA: Massachusetts Pelham: [no additional data] L. W. Riddle 1910-8-20
NEBC: 00500648 Lophozia incisa (Schrader) Dumortier USA: Maine [data not captured] L. W. Riddle 1907-8
Lecanoraceae FH: 00372776 Lecanora caesiorubella Acharius USA: Maine [data not captured] L. W. Riddle 1904-8
FH: 00372806 Lecanora caesiorubella Acharius USA: Massachusetts Pepperell: [no additional data] L. W. Riddle 1909-7
NEBC: 00615044 Lecanora hybocarpa (Tuckerman) Brodo USA: Massachusetts Natick: [no additional data] L. W. Riddle 1910-9-15
FH: 00451406 Lecanora muralis (Schreber) Rabenhorst USA: Massachusetts Pepperell: [no additional data] L. W. Riddle 1909-8
FH: 00451934 Lecanora subfusca (Linnaeus) Acharius USA: Massachusetts Ipswich: [no additional data] L. W. Riddle 1910-11-21
FH: 00451938 Lecanora subfusca (Linnaeus) Acharius USA: Massachusetts Lancaster: [no additional data] L. W. Riddle 1905-4
FH: 00451941 Lecanora subfusca (Linnaeus) Acharius USA: Massachusetts Pepperell: [no additional data] L. W. Riddle 1909-7
NEBC: 00446052 Lecanora symmicta (Acharius) Acharius USA: Maine Cape Elizabeth: [no additional data] L. W. Riddle 1911-2-25
FH: 00452208 Lecanora varia (Hoffmann) Acharius USA: Massachusetts Ipswich: [no additional data] L. W. Riddle 1910-11-21
FH: 00452209 Lecanora varia (Hoffmann) Acharius USA: Massachusetts Lancaster: [no additional data] L. W. Riddle 1905-4
FH: 00452211 Lecanora varia (Hoffmann) Acharius USA: Massachusetts Princeton: [data not captured] L. W. Riddle 1911-7-26
FH: 00476108 Pyrrhospora elabens (Fries) Hafellner: Fries USA: New Hampshire Jaffrey: [no additional data] L. W. Riddle 1918-8
FH: 00476108 Ramboldia elabens (Fries) Kantvilas & Elix USA: New Hampshire Jaffrey: [no additional data] L. W. Riddle 1918-8
Lecideaceae FH: 00419451 Bacidia De Notaris USA: New Hampshire Jaffrey: [data not captured] L. W. Riddle 1919
FH: 00419589 Bacidia incompta (Borrer ex Hooker) Anzi USA: Massachusetts Bridgewater: [data not captured] L. W. Riddle
FH: 00419557 Bacidia inundata (Fries) Körber USA: Massachusetts Cambridge: [no additional data] L. W. Riddle 204 1907-9
FH: 00419563 Bacidia inundata (Fries) Körber USA: New York [data not captured] L. W. Riddle 1908
NEBC: 00436047 Bacidia polychroa (Th. Fries) Körber USA: Massachusetts Amherst: [data not captured] L. W. Riddle 1910-8-11
FH: 00419719 Bacidia rubella (Hoffmann) A. Massalongo USA: Massachusetts Lanesboro: [data not captured] L. W. Riddle 1911
FH: 00419722 Bacidia rubella (Hoffmann) A. Massalongo USA: Massachusetts Lanesboro: [data not captured] L. W. Riddle 1911
FH: 00419800 Bacidia sabuletorum (Schreber) Lettau USA: Massachusetts Wellesley: [data not captured] L. W. Riddle 1907
FH: 00419801 Bacidia sabuletorum (Schreber) Lettau USA: Vermont Charlotte: [data not captured] L. W. Riddle 1908
FH: 00419802 Bacidia sabuletorum (Schreber) Lettau USA: Maine Orono: [data not captured] L. W. Riddle 1907
FH: 00419803 Bacidia sabuletorum (Schreber) Lettau USA: Maine Orono: [data not captured] L. W. Riddle 1907
FH: 00419804 Bacidia sabuletorum (Schreber) Lettau USA: Maine Rangeley Plantation: [data not captured] L. W. Riddle 1904
FH: 00419809 Bacidia sabuletorum (Schreber) Lettau USA: Vermont Brattleboro: [data not captured] L. W. Riddle 1851
FH: 00419890 Bacidia schweinitzii (Fries ex Tuckerman) A. Schneider USA: Massachusetts Amherst: [data not captured] L. W. Riddle 1910
FH: 00419855 Bacidia suffusa (Fries) A. Schneider USA: New York Fishkill: [data not captured] L. W. Riddle 1850
FH: 00452627 Lecidea berengeriana (A. Massalongo) Th. Fries USA: Massachusetts Amherst: [data not captured] L. W. Riddle 1910-8-11
FH: 00452961 Lecidea nylanderi (Anzi) Th. Fries USA: Massachusetts Natick: [no additional data] L. W. Riddle 1910-9-15
FH: 00430174 Lecidea plebeja Nylander USA: Massachusetts Needham: [no additional data] L. W. Riddle 1909-10-2
FH: 00452406 Lecidea sp. : North America: [data not captured] L. W. Riddle 671
FH: 00452425 Lecidea sp. USA: Maine [data not captured] L. W. Riddle 1904-8
FH: 00452428 Lecidea sp. USA: New Hampshire Mt. Monadnock: [no additional data] L. W. Riddle 1919-8-11
FH: 00452430 Lecidea sp. USA: New Hampshire Jaffrey: [no additional data] L. W. Riddle 1919
FH: 00452433 Lecidea sp. USA: Massachusetts Lincoln: [no additional data] L. W. Riddle 36 1905-4
Lepidoziaceae NEBC: 00495575 Bazzania trilobata (Linnaeus) Gray USA: Massachusetts Needham: [no additional data] L. W. Riddle 1909-10-2
NEBC: 00499968 Lepidozia reptans (Linnaeus) Dumortier USA: Vermont Monkton: [no additional data] L. W. Riddle 1908-8
Leskeaceae NEBC: 00844057 Leskea polycarpa Hedwig USA: New Hampshire Jaffrey: [no additional data] L. W. Riddle 1916-7
Lobariaceae NEBC: 00436835 Sticta pulmonaria (Linnaeus) Biroli USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1910-7-20
Melampsoraceae FH: 00956817 Pucciniastrum potentillae Körnicke USA: New Hampshire Mount Monadnock L. W. Riddle 1919-8
Metzgeriaceae NEBC: 00507294 Metzgeria conjugata Lindberg USA: Massachusetts Taunton: [no additional data] L. W. Riddle 1912-5-9
Mniaceae NEBC: 00845835 Mnium hornum Hedwig USA: Massachusetts Canton: [data not captured] L. W. Riddle 1908-5
NEBC: 00846253 Mnium spinulosum Bruch & Schimper USA: New Hampshire North Sutton: [no additional data] L. W. Riddle 1915-7
NEBC: 00847898 Plagiomnium ciliare (Müller Halle) T. J. Koponen USA: Connecticut Stafford: [no additional data] L. W. Riddle 1911-6-20
NEBC: 00848088 Plagiomnium cuspidatum (Hedwig) T. J. Koponen USA: Massachusetts Pepperell: [no additional data] L. W. Riddle 1909-8
NEBC: 00919677 Pseudobryum cinclidioides (Huebener) T. J. Koponen USA: Massachusetts Natick: [data not captured] L. W. Riddle 1915-9-30
NEBC: 00919682 Pseudobryum cinclidioides (Huebener) T. J. Koponen USA: Massachusetts Needham: [no additional data] L. W. Riddle 1909-10-2
Monoblastiaceae FH: 00388154 Acrocordia megalospora (Fink) R. C. Harris USA: Massachusetts Pepperell: [no additional data] L. W. Riddle 1909-8
FH: 00388960 Anisomeridium polypori (Ellis & Everhart) M. E. Barr USA: Massachusetts Wayland: [data not captured] L. W. Riddle 1909
FH: 00388960 Anisomeridium willeyanum (R. C. Harris) R. C. Harris USA: Massachusetts Wayland: [data not captured] L. W. Riddle 1909
Mycoporaceae FH: 00454622 Mycoporum compositum (A. Massalongo) R. C. Harris USA: Massachusetts Pepperell: [no additional data] L. W. Riddle 1909-7
Neckeraceae NEBC: 00846966 Neckera pennata Hedwig USA: Maine [data not captured] L. W. Riddle 1907-8
NEBC: 00847010 Neckera pennata Hedwig USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1910-7-20
Notothyladaceae FH: 00507557 Notothylas orbicularis (Schweinitz) Sullivant USA: Massachusetts Wellesley: [no additional data] L. W. Riddle 1907-10
Ochrolechiaceae FH: 00494584 Ochrolechia yasudae Vainio USA: Massachusetts Bridgewater: [no additional data] L. W. Riddle 612 1910-4-25
NEBC: 00446189 Varicellaria velata (Turner) J. C. Lendemer, B. P. Hodkinson & R. C. Harris USA: Connecticut Stafford: [no additional data] L. W. Riddle 1911-6-20
Opegraphaceae FH: 00467101 Opegrapha varia Persoon USA: Massachusetts Pepperell: [no additional data] L. W. Riddle 1909-5-30
Orthotrichaceae NEBC: 00796064 Drummondia sinensis Müller Halle USA: Massachusetts Princeton: [no additional data] L. W. Riddle 1911-7-31
NEBC: 00824137 Orthotrichum ohioense Sullivant & Lesquereux USA: Massachusetts Princeton: [no additional data] L. W. Riddle 1911-7-18
NEBC: 00824216 Orthotrichum strangulatum P. Beauvois USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1910-7-20
NEBC: 00885803 Ulota crispa (Hedwig) Bridel USA: Massachusetts Princeton: [data not captured] L. W. Riddle 1911-7-26
NEBC: 00885731 Ulota hutchinsiae (Smith) Hammar USA: Maine Orono: [no additional data] L. W. Riddle 1907-7
NEBC: 01136637 Ulota hutchinsiae (Smith) Hammar USA: Massachusetts Princeton: [no additional data] L. W. Riddle 1911-7-7
Pallaviciniaceae NEBC: 00508043 Pallavicinia lyellii (Hooker) Gray USA: Massachusetts Amherst: [no additional data] L. W. Riddle 1910-8
Pannariaceae FH: 00437202 Fuscopannaria leucosticta (Tuckerman) P. M. Jørgensen USA: Maine [data not captured] L. W. Riddle 1907-8
Parataeniellaceae NEBC: 00446053 Myelochroa aurulenta (Tuckerman) Elix & Hale USA: Connecticut Stafford: [no additional data] L. W. Riddle 1911-6-20
NEBC: 00446054 Myelochroa aurulenta (Tuckerman) Elix & Hale USA: Massachusetts Amherst: [no additional data] L. W. Riddle 1910-8-20
FH: 00454663 Myelochroa aurulenta (Tuckerman) Elix & Hale USA: New Hampshire North Sutton: [no additional data] L. W. Riddle 1915-7
FH: 00454667 Myelochroa aurulenta (Tuckerman) Elix & Hale USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1911-8-19
NEBC: 00446043 Myelochroa galbina (Acharius) Elix & Hale USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1910-7-17
Parmeliaceae FH: 00388471 Allocetraria oakesiana (Tuckerman) T. Randlane & A. Thell USA: Maine [data not captured] L. W. Riddle 1907
FH: 00388531 Allocetraria oakesiana (Tuckerman) T. Randlane & A. Thell USA: Massachusetts Pepperell: [data not captured] L. W. Riddle 1909
FH: 00388542 Allocetraria oakesiana (Tuckerman) T. Randlane & A. Thell USA: New York [data not captured] L. W. Riddle 1908
NEBC: 00436187 Cetraria arenaria Kärnefelt USA: Massachusetts Wellesley: [no additional data] L. W. Riddle 1911-3
FH: 00413145 Cetraria fendleri (Nylander) Tuckerman USA: Massachusetts Ipswich: [data not captured] L. W. Riddle 1910
FH: 00413146 Cetraria fendleri (Nylander) Tuckerman USA: Massachusetts Pepperell: [data not captured] L. W. Riddle 1909
FH: 00413291 Cetraria laevigata Rassadina USA: New Hampshire Mt. Moosilauke: [data not captured] L. W. Riddle 1906
FH: 00413388 Cetrelia cetrarioides (Delise) W. L. Culberson & C. F. Culberson USA: Massachusetts Pepperell: [data not captured] L. W. Riddle 1909
NEBC: 00446083 Cetrelia olivetorum (Nylander) W. L. Culberson & C. F. Culberson USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1910-7-18
NEBC: 00436577 Flavoparmelia caperata (Linnaeus) Hale USA: Massachusetts Ipswich: [no additional data] L. W. Riddle 1910-11-20
FH: 00439924 Flavoparmelia caperata (Linnaeus) Hale USA: New York [data not captured] L. W. Riddle 1908-7
NEBC: 00436725 Imshaugia aleurites (Acharius) S. L. F. Meyer USA: Massachusetts Natick: [no additional data] L. W. Riddle 1910-9-15
NEBC: 00436726 Imshaugia aleurites (Acharius) S. L. F. Meyer USA: Massachusetts Hadley: [no additional data] L. W. Riddle 1910-8-18
NEBC: 00436727 Imshaugia aleurites (Acharius) S. L. F. Meyer USA: Massachusetts Needham: [no additional data] L. W. Riddle 1909-5-8
NEBC: 00436728 Imshaugia aleurites (Acharius) S. L. F. Meyer USA: Massachusetts Wellesley: [no additional data] L. W. Riddle 1909-12-4
FH: 00438233 Imshaugia aleurites (Acharius) S. L. F. Meyer USA: Massachusetts Natick: [data not captured] L. W. Riddle 1916-10
FH: 00438234 Imshaugia aleurites (Acharius) S. L. F. Meyer USA: Massachusetts Wellesley: [data not captured] L. W. Riddle 1910-8-27
FH: 00438238 Imshaugia aleurites (Acharius) S. L. F. Meyer USA: Massachusetts Natick: [no additional data] L. W. Riddle 1910-9-15
FH: 00438245 Imshaugia aleurites (Acharius) S. L. F. Meyer USA: Massachusetts Natick: [no additional data] L. W. Riddle 1910-10-17
FH: 00438305 Imshaugia placorodia (Acharius) S. L. F. Meyer USA: Massachusetts Wellesley: [data not captured] L. W. Riddle 1917-6-5
FH: 00454000 Melanelixia subaurifera (Nylander) O. Blanco, A. Crespo, P. K. Divakar, Esslinger, D. Hawksworth & Lumbsch USA: New Hampshire Jaffrey: [no additional data] L. W. Riddle 1919-8
FH: 00454004 Melanelixia subaurifera (Nylander) O. Blanco, A. Crespo, P. K. Divakar, Esslinger, D. Hawksworth & Lumbsch USA: Massachusetts Pepperell: [no additional data] L. W. Riddle 1909-7-5
FH: 00454008 Melanelixia subaurifera (Nylander) O. Blanco, A. Crespo, P. K. Divakar, Esslinger, D. Hawksworth & Lumbsch USA: Massachusetts Ipswich: [data not captured] L. W. Riddle 1910-11-21
NEBC: 00436976 Melanelixia subaurifera (Nylander) O. Blanco, A. Crespo, P. K. Divakar, Esslinger, D. Hawksworth & Lumbsch USA: Maine Cape Elizabeth: [no additional data] L. W. Riddle 1911-2-25
NEBC: 00436975 Melanohalea halei (Ahti) O. Blanco, A. Crespo, P. K. Divakar, Esslinger, D. Hawksworth & Lumbsch USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1910-7-17
NEBC: 00436975 Melanohalea olivacea (Linnaeus) O. Blanco, A. Crespo, P. K. Divakar, Esslinger, D. Hawksworth & Lumbsch USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1910-7-17
NEBC: 00436976 Melanohalea olivacea (Linnaeus) O. Blanco, A. Crespo, P. K. Divakar, Esslinger, D. Hawksworth & Lumbsch USA: Maine Cape Elizabeth: [no additional data] L. W. Riddle 1911-2-25
NEBC: 00436975 Parmelia olivacea (Linnaeus) Acharius USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1910-7-17
NEBC: 00446083 Parmelia perlata (Hudson) Acharius USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1910-7-18
FH: 00467982 Parmelia perlata (Hudson) Acharius USA: Massachusetts Natick: [no additional data] L. W. Riddle 1908-10
FH: 00468383 Parmelia saxatilis (Linnaeus) Acharius USA: Massachusetts Natick: [no additional data] L. W. Riddle 1910-9-15
NEBC: 00446956 Parmelia saxatilis (Linnaeus) Acharius USA: Connecticut Stafford: [no additional data] L. W. Riddle 1911-6-20
FH: 00468564 Parmelia sp. USA: Massachusetts Boston: Jamaica Plain L. W. Riddle 1905-3
FH: 00468718 Parmelia sulcata Taylor USA: Massachusetts Ipswich: [no additional data] L. W. Riddle 1910-11-21
NEBC: 00446944 Parmelia sulcata Taylor USA: Maine Cape Elizabeth: [no additional data] L. W. Riddle 1911-2-25
NEBC: 00446945 Parmelia sulcata Taylor USA: Massachusetts Needham: [no additional data] L. W. Riddle 1909-12-20
FH: 00468564 Parmelia sulcata Taylor USA: Massachusetts Boston: Jamaica Plain L. W. Riddle 1905-3
FH: 00468851 Parmelia tiliacea (Hoffmann) Acharius USA: Massachusetts Pepperell: [no additional data] L. W. Riddle 1909-7
FH: 00468854 Parmelia tiliacea (Hoffmann) Acharius USA: Massachusetts Ipswich: [no additional data] L. W. Riddle 1910-11-21
NEBC: 00446341 Pseudevernia consocians (Vainio) Hale & W. L. Culberson USA: Massachusetts Natick: [no additional data] L. W. Riddle 1910-9-15
FH: 00474642 Pseudevernia consocians (Vainio) Hale & W. L. Culberson USA: New Hampshire Rindge: [no additional data] L. W. Riddle 1915-9-9
FH: 00474655 Pseudevernia consocians (Vainio) Hale & W. L. Culberson USA: Massachusetts Natick: [no additional data] L. W. Riddle 1910-9-15
FH: 00492292 Tuckermannopsis ciliaris (Acharius) Gyelnik USA: Massachusetts Ipswich: [data not captured] L. W. Riddle 765 1910-11-21
FH: 00492294 Tuckermannopsis ciliaris (Acharius) Gyelnik USA: Massachusetts Pepperell: [no additional data] L. W. Riddle 510 1909-7
NEBC: 00446526 Tuckermannopsis fendleri (Nylander) Hale USA: Massachusetts Pepperell: [no additional data] L. W. Riddle 1909-8
NEBC: 00446527 Tuckermannopsis fendleri (Nylander) Hale USA: Massachusetts Ipswich: [no additional data] L. W. Riddle 1910-11-21
FH: 00493338 Usnea angulata Acharius USA: Vermont Monkton: [no additional data] L. W. Riddle 1908-8
FH: 00079408 Usnea barbata florida (Linnaeus) Vainio USA: Maine Portage L. W. Riddle 101 1907-8
FH: 00079437 Usnea dasopoga (Acharius) Nylander USA: New Hampshire North Sutton: L. W. Riddle 1914-8
FH: 00079423 Usnea florida (Linnaeus) Weber ex F. H. Wiggers USA: Massachusetts Pepperell: L. W. Riddle 536 1909-7
FH: 00079430 Usnea florida hirta (Linnaeus) de Candolle USA: Rhode Island Middletown: L. W. Riddle 259 1908-5
FH: 00493756 Usnea longissima Acharius USA: Maine [data not captured] L. W. Riddle 1907-8
FH: 00493685 Usnea sp. USA: Massachusetts Pepperell: [no additional data] L. W. Riddle 1909-7
FH: 00079410 Usnea strigosa (Acharius) Eaton USA: Massachusetts Cambridge: Cambridge Brick-Yards L. W. Riddle 66 1905-3
FH: 00079430 Usnea strigosa (Acharius) Eaton USA: Rhode Island Middletown: L. W. Riddle 259 1908-5
FH: 00079423 Usnea strigosa (Acharius) Eaton USA: Massachusetts Pepperell: L. W. Riddle 536 1909-7
NEBC: 00079160 Usnea strigosa (Acharius) Eaton USA: Massachusetts Ipswich: [no additional data] L. W. Riddle 1910-11-21
FH: 00079408 Usnea subfloridana Stirton USA: Maine Portage L. W. Riddle 101 1907-8
FH: 00079437 Usnea trichodea Acharius USA: New Hampshire North Sutton: L. W. Riddle 1914-8
NEBC: 00436237 Usnocetraria oakesiana (Tuckerman) M. J. Lai & J. C. Wei USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1910-7-17
FH: 00372282 Vulpicida juniperinus (Linnaeus) Mattsson & M. J. Lai USA: Massachusetts Natick: [no additional data] L. W. Riddle 1910-9-15
FH: 00405858 Vulpicida pinastri (Scopoli) Mattsson USA: New Hampshire Jaffrey: [no additional data] L. W. Riddle 1916-8
Pertusariaceae NEBC: 00446171 Pertusaria amara (Acharius) Nylander USA: Massachusetts Princeton: [no additional data] L. W. Riddle 1911-7-13
NEBC: 00446172 Pertusaria amara (Acharius) Nylander USA: Massachusetts Taunton: [no additional data] L. W. Riddle 1912-5-9
FH: 00470946 Pertusaria amara (Acharius) Nylander USA: Massachusetts Ipswich: [data not captured] L. W. Riddle 1910-11-21
FH: 00470951 Pertusaria amara (Acharius) Nylander USA: Massachusetts Natick: [no additional data] L. W. Riddle 1910-10-17
FH: 00494586 Pertusaria amara (Acharius) Nylander USA: Massachusetts Princeton: [no additional data] L. W. Riddle 1911-7-21
FH: 00471096 Pertusaria globularis (Acharius) Tuckerman USA: Massachusetts Taunton: [no additional data] L. W. Riddle 1912-5-9
FH: 00471131 Pertusaria leioplacella Nylander USA: Florida [data not captured] L. W. Riddle 1898
FH: 00471532 Pertusaria rubefacta Erichsen USA: New Hampshire Jaffrey: [no additional data] L. W. Riddle 1918-8
FH: 00471556 Pertusaria trachythallina Erichsen USA: Connecticut Stafford: [no additional data] L. W. Riddle 1911
FH: 00471660 Pertusaria velata (Turner) Nylander USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1911-9-2
Pezizaceae FH: 00465543 Plicaria leiocarpa (Currey) Boudier USA: New Hampshire Jaffrey: [no additional data] L. W. Riddle s.n. 1919-5-19
Physciaceae FH: 00388837 Anaptychia palmulata (Michaux) Vainio USA: Massachusetts Pepperell: [data not captured] L. W. Riddle 1909
NEBC: 00436014 Anaptychia palmulata (Michaux) Vainio USA: Connecticut West Hartford: [data not captured] L. W. Riddle 1911-6-21
NEBC: 00436015 Anaptychia palmulata (Michaux) Vainio USA: Massachusetts Amherst: [no additional data] L. W. Riddle 1910-8-20
NEBC: 00436016 Anaptychia palmulata (Michaux) Vainio USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1910-7-18
NEBC: 00436761 Heterodermia hypoleuca (Muhlenberg) Trevisan USA: Connecticut West Hartford: [no additional data] L. W. Riddle 1911-6-21
NEBC: 00436762 Heterodermia hypoleuca (Muhlenberg) Trevisan USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1910-7-17
FH: 00450220 Heterodermia hypoleuca (Muhlenberg) Trevisan USA: Massachusetts Pepperell: [no additional data] L. W. Riddle 1909-7
FH: 00450224 Heterodermia hypoleuca (Muhlenberg) Trevisan USA: Massachusetts Lancaster: [no additional data] L. W. Riddle 1905-4
FH: 00450302 Heterodermia leucomela (Linnaeus) Poelt USA: Vermont Monkton: [no additional data] L. W. Riddle 1908-8-10
NEBC: 00436764 Heterodermia speciosa (Wulfen) Trevisan USA: Connecticut West Hartford: [no additional data] L. W. Riddle 1911-6-21
FH: 00450369 Heterodermia speciosa (Wulfen) Trevisan USA: New Hampshire North Sutton: [no additional data] L. W. Riddle 1915-7
FH: 00913960 Pseudophyscia sp. USA: New York Adirondack Mountains: [no additional data] L. W. Riddle 1909-8
Plagiochilaceae NEBC: 00508466 Plagiochila asplenioides (Linnaeus) Dumortier USA: Massachusetts Needham: [no additional data] L. W. Riddle 1909-10-2
NEBC: 00508467 Plagiochila asplenioides (Linnaeus) Dumortier USA: Massachusetts Taunton: [no additional data] L. W. Riddle 1912-5-9
Plagiotheciaceae NEBC: 00849067 Plagiothecium denticulatum (Hedwig) Schimper USA: Connecticut Stafford: [no additional data] L. W. Riddle 1911-6-19
FH: 00965265 Plagiothecium denticulatum (Hedwig) Schimper USA: Massachusetts South Weymouth: L. W. Riddle 1912-5-10
FH: 00965265 Plagiothecium laetum Schimper USA: Massachusetts South Weymouth: L. W. Riddle 1912-5-10
Polytrichaceae NEBC: 00522763 Atrichum undulatum (Hedwig) P. Beauvois USA: Connecticut Stafford: [no additional data] L. W. Riddle 1911-6-20
NEBC: 00918015 Polytrichum commune Hedwig USA: Massachusetts Wellesley: [no additional data] L. W. Riddle 1907-6
NEBC: 00918253 Polytrichum commune perigoniale (Michaux) Hampe USA: Massachusetts Princeton: [data not captured] L. W. Riddle 1911-7-26
NEBC: 00919005 Polytrichum juniperinum strictum (Menzies ex Bridel) Nylander USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1911-8-8
Porellaceae NEBC: 00508939 Porella platyphylla (Linnaeus) Pfeiffer USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1910-7-18
Pottiaceae NEBC: 01132211 Streblotrichum convolutum (Hedwig) P. Beauvois USA: Vermont Charlotte: [data not captured] L. W. Riddle 1908-8
Psoraceae FH: 00475599 Psorula rufonigra (Tuckerman) Gotth. Schneider USA: New York Adirondack Mountains: [no additional data] L. W. Riddle
Ramalinaceae FH: 01141298 Platysma fendleri Nylander USA: Massachusetts Pepperell: [no additional data] L. W. Riddle 1909-8-24
Rhytidiaceae NEBC: 00900777 Rhytidiadelphus triquetrus (Hedwig) Warnstorf USA: New Hampshire Jaffrey: [no additional data] L. W. Riddle 1916-7
NEBC: 00900784 Rhytidiadelphus triquetrus (Hedwig) Warnstorf USA: Vermont Monkton: [no additional data] L. W. Riddle 1908-8
FH: 00965258 Rhytidiadelphus triquetrus (Hedwig) Warnstorf USA: Massachusetts South Weymouth: L. W. Riddle 1912-5-10
Rosaceae A: 00661083 Amelanchier arborea (F. Michaux) Fernald USA: Massachusetts Lanesborough: Lanesborough L. W. Riddle 1911-8-8
Saxifragaceae GH: 00575087 Saxifraga virginiensis Michaux USA: Massachusetts Wellesley: Wellesley L. W. Riddle 1918-5-4
Scapaniaceae NEBC: 00511018 Scapania nemorosa Dumortier USA: Massachusetts Wellesley: [data not captured] L. W. Riddle 1910-6-25
NEBC: 00511019 Scapania nemorosa Dumortier USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1911-8-19
NEBC: 00511333 Scapania undulata (Linnaeus) Dumortier USA: Massachusetts Needham: [no additional data] L. W. Riddle 1909-10-2
Sematophyllaceae NEBC: 00625198 Brotherella recurvans (Michaux) M. Fleischer USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1911-9-2
NEBC: 00625200 Brotherella recurvans (Michaux) M. Fleischer USA: Massachusetts Dalton: [no additional data] L. W. Riddle 1911-8-13
Sphagnaceae NEBC: 00923603 Sphagnum nemoreum Scopoli USA: Massachusetts Princeton: [data not captured] L. W. Riddle 1911-8-26
NEBC: 00923606 Sphagnum nemoreum Scopoli USA: Massachusetts Natick: Mud Pond L. W. Riddle 1916-10
NEBC: 00923908 Sphagnum palustre Linnaeus USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1911-8-8
Stereocaulaceae FH: 00479744 Stereocaulon paschale (Linnaeus) Hoffmann USA: Massachusetts Pepperell: [no additional data] L. W. Riddle 1909-5-30
FH: 00479748 Stereocaulon paschale (Linnaeus) Hoffmann USA: Massachusetts Princeton: [no additional data] L. W. Riddle 1911-7-7
FH: 00479779 Stereocaulon paschale (Linnaeus) Hoffmann USA: Maine [data not captured] L. W. Riddle 1904-8
FH: 00479780 Stereocaulon paschale (Linnaeus) Hoffmann USA: New York [data not captured] L. W. Riddle 1908-8
FH: 00479834 Stereocaulon paschale (Linnaeus) Hoffmann USA: New Hampshire Warren: [no additional data] L. W. Riddle 1908-8
FH: 00479960 Stereocaulon pileatum Acharius USA: Massachusetts Princeton: [no additional data] L. W. Riddle 1911-7-7
FH: 00480313 Stereocaulon tomentosum Th. Fries USA: New Hampshire Sutton: [no additional data] L. W. Riddle 1914-8
Stictidaceae FH: 00393422 Conotrema urceolatum (Acharius) Tuckerman USA: Massachusetts Pepperell: [data not captured] L. W. Riddle 1909-7
NEBC: 00436512 Conotrema urceolatum (Acharius) Tuckerman USA: Maine Cape Elizabeth: [no additional data] L. W. Riddle 1911-2-25
NEBC: 00436513 Conotrema urceolatum (Acharius) Tuckerman USA: Connecticut Stafford: [no additional data] L. W. Riddle 1911-6-20
NEBC: 00436514 Conotrema urceolatum (Acharius) Tuckerman USA: Massachusetts Pelham: [no additional data] L. W. Riddle 1910-8-20
FH: 00393422 Stictis urceolata (Acharius) Gilenstam USA: Massachusetts Pepperell: [data not captured] L. W. Riddle 1909-7
Teloschistaceae NEBC: 00446699 Xanthomendoza hasseana (Räsänen) Sochting, Kärnefelt & S. Y. Kondratyuk USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1910-7-17
Thelephoraceae FH: 00489906 Ceraceomyces tessulatus (Cooke) Julich USA: Maine [data not captured] L. W. Riddle s.n. 1907-8
FH: 00526027 Corticium hepaticum Berkeley & M. A. Curtis USA: Maine [data not captured] L. W. Riddle 7 1907-8
FH: 00554288 Corticium lacteum (Fries) Fries: Fries USA: Maine [data not captured] L. W. Riddle s.n. 1907-8
FH: 00526581 Hymenochaete corrugata (Fries) Léveillé: Fries USA: Massachusetts Wellesley: [no additional data] L. W. Riddle 15 1907-5
FH: 00526719 Hymenochaete tabacina (Sowerby) Léveillé: Fries USA: Maine [data not captured] L. W. Riddle 5 1907-8
FH: 00528035 Peniophora aurantiaca (Bresàdola) F. X. R. von Hohnel & V. Litschauer USA: Maine [data not captured] L. W. Riddle 13 1907-8
FH: 00528079 Peniophora cinerea (Persoon) Cooke USA: Maine [data not captured] L. W. Riddle 1 1907-8
FH: 00528429 Peniophora mutata (Peck) F. X. R. von Hohnel & V. Litschauer USA: Maine [data not captured] L. W. Riddle 16 1907-8
FH: 00528459 Peniophora peckii Burt USA: Massachusetts Wellesley: [no additional data] L. W. Riddle 11 1907-9
FH: 00526027 Punctularia strigosozonata (Schweinitz) P. H. B. Talbot USA: Maine [data not captured] L. W. Riddle 7 1907-8
FH: 00607123 Stereum fasciatum (Schweinitz) Fries: Fries USA: Maine [data not captured] L. W. Riddle s.n. 1907-8
FH: 00528802 Stereum fasciatum (Schweinitz) Fries: Fries USA: Maine [data not captured] L. W. Riddle 17 1907-8
FH: 00528809 Stereum fasciatum (Schweinitz) Fries: Fries USA: Maine [data not captured] L. W. Riddle 2 1907-8
FH: 00607208 Stereum frustulatum (Persoon) Fries: Fries USA: Massachusetts Wellesley: [no additional data] L. W. Riddle s.n. 1907-5
FH: 00530180 Stereum frustulatum (Persoon) Fries: Fries USA: Massachusetts Wellesley: [no additional data] L. W. Riddle 14 1907-5
FH: 00607295 Stereum hepaticum (Fries) Fries USA: Maine [data not captured] L. W. Riddle s.n. 1907-8
FH: 00607418 Stereum murrayi (Berkeley & M. A. Curtis) Burt USA: Maine [data not captured] L. W. Riddle s.n. 1907-8
FH: 00530100 Stereum murrayi (Berkeley & M. A. Curtis) Burt USA: Maine [data not captured] L. W. Riddle 19 1907-8
FH: 00530141 Stereum purpureum Persoon USA: Maine [data not captured] L. W. Riddle 6 1907-8
FH: 00607587 Stereum rameale (Schweinitz) Burt: Fries USA: Massachusetts Wellesley: [no additional data] L. W. Riddle s.n. 1907-10
FH: 00530256 Stereum rameale (Schweinitz) Burt: Fries USA: Massachusetts Wellesley: [no additional data] L. W. Riddle 12 1907-9
FH: 00607689 Stereum rufum (Fries) Fries: Fries USA: Maine [data not captured] L. W. Riddle s.n. 1907-8
FH: 00530315 Stereum rufum (Fries) Fries: Fries USA: Maine [data not captured] L. W. Riddle 10 1907-8
FH: 00530357 Stereum sanguinolentum (Albertini & Schweinitz) Fries: Fries USA: Maine [data not captured] L. W. Riddle 18 1907-8
FH: 00607802 Stereum sericeum (Schweinitz) Saccardo USA: Maine [data not captured] L. W. Riddle s.n. 1907-8
FH: 00546422 Thelephora caryophyllea (Schaeffer) Persoon: Fries USA: Maine Orono: [no additional data] L. W. Riddle s.n. 1907-7
FH: 00530519 Thelephora caryophyllea (Schaeffer) Persoon: Fries USA: Maine Orono: [no additional data] L. W. Riddle 9 1907-7
FH: 00546450 Thelephora intybacea Persoon USA: Maine [data not captured] L. W. Riddle s.n. 1907-8
FH: 00530560 Thelephora intybacea Persoon USA: Maine [data not captured] L. W. Riddle 3 1907-8
FH: 00546482 Thelephora regularis Schweinitz USA: Maine [data not captured] L. W. Riddle s.n. 1907-8
FH: 00530611 Thelephora regularis Schweinitz USA: Maine [data not captured] L. W. Riddle 4 1907-8
Thuidiaceae NEBC: 00537046 Anomodon attenuatus (Hedwig) Huebener USA: Connecticut Stafford: [no additional data] L. W. Riddle 1911-6-20
NEBC: 00537660 Anomodon rugelii (Müller Halle) Keissler USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1910-7-20
NEBC: 00537710 Anomodon viticulosus (Hedwig) Hooker & Taylor USA: Vermont Charlotte: [data not captured] L. W. Riddle 1908-8
NEBC: 00836851 Helodium paludosum (Austin) Brotherus USA: Massachusetts Wellesley: [no additional data] L. W. Riddle 1911-10-10
NEBC: 01133842 Thuidium delicatulum (Hedwig) Schimper USA: Massachusetts Princeton: [data not captured] L. W. Riddle 1911-7-26
NEBC: 01133847 Thuidium delicatulum (Hedwig) Schimper USA: Massachusetts Lanesboro: [no additional data] L. W. Riddle 1911-8-8
Tremellaceae FH: 00621279 Sebacina incrustans (Persoon) Tulasne & C. Tulasne USA: Maine [data not captured] L. W. Riddle s.n. 1907-8
Trichocoleaceae NEBC: 00511570 Trichocolea tomentella Dumortier USA: Maine [data not captured] L. W. Riddle 1907-8
NEBC: 00511588 Trichocolea tomentella Dumortier USA: Vermont Monkton: [no additional data] L. W. Riddle 1908-8
Trypetheliaceae FH: 00492022 Trypethelium virens Tuckerman ex E. Michener USA: New Hampshire Fitzwilliam: [no additional data] L. W. Riddle 1905-9
FH: 00492022 Viridothelium virens (Tuckerman ex E. Michener) Lücking, M. P. Nelsen & Aptroot USA: New Hampshire Fitzwilliam: [no additional data] L. W. Riddle 1905-9
Umbilicariaceae NEBC: 00436930 Lasallia papulosa (Acharius) Llano USA: Massachusetts Amherst: [data not captured] L. W. Riddle 1910-8-20
FH: 00438420 Lasallia papulosa (Acharius) Llano USA: Massachusetts Milton: [data not captured] L. W. Riddle 63 1903-10-16
FH: 00438454 Lasallia papulosa (Acharius) Llano USA: New York [data not captured] L. W. Riddle 1908-7
FH: 00438525 Lasallia pennsylvanica (Hoffmann) Llano USA: Maine Fryeburg: [data not captured] L. W. Riddle 1905-8
FH: 00438546 Lasallia pennsylvanica (Hoffmann) Llano USA: Rhode Island Middletown: [no additional data] L. W. Riddle 1908-5-30
FH: 00438549 Lasallia pennsylvanica (Hoffmann) Llano USA: New York [data not captured] L. W. Riddle 1908-7
Usneaceae NEBC: 00446359 Ramalina americana Hale USA: Connecticut Stafford: [no additional data] L. W. Riddle 1911-6-20
FH: 00476472 Ramalina americana Hale USA: New Hampshire Chatham: [no additional data] L. W. Riddle 1905-7
FH: 00476473 Ramalina americana Hale USA: New Hampshire Warren: [no additional data] L. W. Riddle 1908-8
FH: 00476491 Ramalina americana Hale USA: Massachusetts Natick: [no additional data] L. W. Riddle 1908-10
FH: 00476492 Ramalina americana Hale USA: Massachusetts Pepperell: [no additional data] L. W. Riddle 1909-7-5
FH: 00476493 Ramalina americana Hale USA: Massachusetts Pepperell: [no additional data] L. W. Riddle 1909-7-5
FH: 00888223 Ramalina fastigiata (Persoon) Acharius USA: Massachusetts Pepperell: [no additional data] L. W. Riddle 1909-7-5
