Harvard University Herbaria & Libraries

FH: 00439373 Evernia mesomorpha Nylander USA: Michigan [data not captured] G. E. Nichols 1924
FH: 00453259 Lobaria quercizans Michaux USA: Michigan [data not captured] G. E. Nichols 1924
FH: 00469614 Peltigera sp. USA: Connecticut Branford: [no additional data] G. E. Nichols 1924
FH: 00472881 Phaeophyscia rubropulchra (Degelius) Moberg USA: Michigan [data not captured] G. E. Nichols 1924
FH: 00472153 Physcia adscendens (Fries) H. Olivier USA: Michigan [data not captured] G. E. Nichols 1924
FH: 00472881 Physcia orbicularis rubropulchra Degelius USA: Michigan [data not captured] G. E. Nichols 1924
FH: 00393804 Xanthoria elegans (Link) Th. Fries USA: Michigan [data not captured] G. E. Nichols 1924
Caloplacaceae
FH: 00390639 Caloplaca Th. Fries USA: Michigan [data not captured] G. E. Nichols 1924
FH: 00390639 Caloplaca sp. USA: Michigan [data not captured] G. E. Nichols 1924
Candelariaceae
FH: 00409563 Candelaria concolor (Dickson) Arnold USA: Michigan [data not captured] G. E. Nichols 1924
Cladoniaceae
FH: 00428281 Cladonia gracilis turbinata (Acharius) Ahti USA: Michigan [data not captured] G. E. Nichols 1924
FH: 00392365 Cladonia squamosa squamosissima Flörke USA: Michigan [data not captured] G. E. Nichols 1924
Collemataceae
FH: 00393173 Collema flaccidum (Acharius) Acharius USA: Michigan [data not captured] G. E. Nichols 1924
Lecideaceae
FH: 00419963 Bacidia schweinitzii (Fries ex Tuckerman) A. Schneider USA: Michigan [data not captured] G. E. Nichols 1924
Parmeliaceae
FH: 00388551 Allocetraria oakesiana (Tuckerman) T. Randlane & A. Thell USA: Michigan [data not captured] G. E. Nichols 1924
FH: 00454039 Melanelixia subaurifera (Nylander) O. Blanco, A. Crespo, P. K. Divakar, Esslinger, D. Hawksworth & Lumbsch USA: Michigan [data not captured] G. E. Nichols 1924
FH: 00538215 Usnea subfusca Stirton USA: Michigan [data not captured] G. E. Nichols 1924
FH: 00405890 Vulpicida pinastri (Scopoli) Mattsson USA: Michigan [data not captured] G. E. Nichols 1924
Pyrenopsidaceae
FH: 00473656 Placynthium nigrum (Hudson) Gray USA: Michigan [data not captured] G. E. Nichols 1924
Ranunculaceae
NEBC: 00753926 Anemone virginiana Linnaeus USA: Connecticut Washington: Washington G. E. Nichols 1924-9-27