1,100,502 specimens across 6 departments, collected since 1754 — 100,256 names, 42,336 type specimens.
4 specimens
Conferva
BISH 545165
Weed, W.H., 1897Echirus Geyser, Yellowstone National Park
Calothrix thermalis
BISH 550552 · Weed, W.H.
Yellowstone National Park, Upper Geyser Basin, Spasmodic Geyser
Ramularia grevilleana
BISH 605761 · Weed, 1918
Columbus
Erysiphe necator
BISH 608726 · Weed, 1918
