Harvard University Herbaria & Libraries

Athyriaceae
NEBC: 00551818 Matteuccia struthiopteris (Linnaeus) Todaro USA: Vermont Weathersfield: Weathersfield H. Knowlton 1903
NEBC: 00746964 Onoclea sensibilis Linnaeus USA: Vermont Weathersfield: Weathersfield H. Knowlton 1903-9-22
Betulaceae
GH: 02196385 Alnus viridis sinuata (Regel) Á. Löve & D. Löve USA: Colorado Rocky Mt. Nat. Park H. Knowlton 1930-7-7
Caprifoliaceae
GH: 02184355 Sambucus sp. USA: Colorado Rocky Mt. Nat. Park H. Knowlton 1930-7-7
Caryophyllaceae
NEBC: 00728000 Paronychia argyrocoma albimontana Fernald USA: Maine Weld: Weld H. Knowlton 1919
Crassulaceae
GH: 01991489 Sedum lanceolatum Torrey USA: Colorado Rocky Mountain National Park H. Knowlton 1930-7-7
Onagraceae
NEBC: 01040638 Epilobium coloratum Biehler USA: Vermont Weathersfield: Weathersfield H. Knowlton 1903
Ophioglossaceae
NEBC: 00690158 Botrychium multifidum (S. G. Gmelin) Ruprecht USA: Vermont Weathersfield: Weathersfield H. Knowlton 1903
Orchidaceae
AMES: 02065163 Cypripedium passerinum Richardson Canada: Alberta Mouth of Solomon H. Knowlton 1938-7-16
AMES: 02065164 Cypripedium passerinum Richardson Canada: Alberta Brule H. Knowlton 1937-7-27
Orobanchaceae
GH: 01878051 Castilleja miniata Douglas ex Hooker USA: Colorado Rocky Mt Nat. Park H. Knowlton 1930-7-7
GH: 02081819 Pedicularis bracteosa Bentham USA: Colorado Rocky Mt. Nat. Park H. Knowlton 1930-7-7
Primulaceae
GH: 01926285 Primula parryi A. Gray USA: Colorado Rocky Mt. Nat. Park H. Knowlton
Rubiaceae
NEBC: 00598722 Galium verum Linnaeus USA: Maine Farmington: Farmington H. Knowlton 1902-7-26
Saxifragaceae
GH: 01619234 Saxifraga bronchialis austromontana (Wiegand) M. Peck USA: Colorado Rocky Mt. Nat. Park H. Knowlton 1930-7-7
Violaceae
NEBC: 00649343 Viola sororia Willdenow USA: Massachusetts Warren: Warren H. Knowlton 1907