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Agrostis perennans

BISH 115010 · Williams, T.A.

Coumbia; Takoma Park

Alopecurus

BISH 115028 · Williams, T.A.

Weeping water

Calamagrostis canadensis

BISH 115177 · Williams, T.A., 1897

Biar Lodge Mts. near Warren's Park, Wyoming

Anthoxanthum odoratum

BISH 122143 · Williams, T.A., 1887

College Farm

Digitaria filiformis

BISH 124377 · Williams, T.A., 1899

Blodgen Hill, D. C.

Koeleria macrantha

BISH 125209 · Williams, T.A., 1897

Rattlesnake Gulch

Paspalum setaceum

BISH 126422 · Williams, T.A., 1999

Takoma Park

Muhlenbergia cuspidata

BISH 149791 · Williams, T.A., 1891

South Dakota; Washington; Bad Lands

Nostoc parmelioides

BISH 552414 · Williams, T.A., 1898

Big Horn Mountains, North Fork Clear Creek

Gloiocladia iyoensis

BISH 798440 · Spalding, H.; Williams, T.; Fumo, J., 2021

Middlebank Seamount, Papahanaumokuakea Marine National Monument

Caulerpa taxifolia

BISH 798492 · Williams, T., 2021

French Frigate Shoals

Caulerpa chemnitzia

BISH 798500 · Spalding, H.; Williams, T.; Fumo, J.; Hauk, B., 2021

F9, Papahanaumokuakea Marine National Monument

Caulerpa chemnitzia

BISH 798501 · Spalding, H.; Williams, T.; Fumo, J.; Hauk, B., 2021

F9, Papahanaumokuakea Marine National Monument

Caulerpa chemnitzia

BISH 798502 · Williams, T.; Jeffries, K., 2021

Lisianski

Caulerpa chemnitzia

BISH 798503 · Spalding, H.; Williams, T., 2019

Pearl and Hermes Atoll

Caulerpa webbiana

BISH 798504 · Spalding, H.; Williams, T., 2019

Lisianski