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1,100,502 specimens across 6 departments, collected since 1754 — 100,256 names, 42,336 type specimens.
Ptilidium ciliare
BISH 475853
Sharp, A.J.; NULL, 1958
Soil at base of old beach ride behind Pt. Barrow.
Ptilidium ciliare
BISH 475856
Bishop, E.; NULL, 1973
KODIAK ISLAND: On Bare Island, Dry Spruce Bay, Island ca. 1.5 sq. mi.
Ptilidium ciliare
BISH 475857
Inoue, H.; NULL, 1973
U.S.A.: Around Umiat, North Slope, Alaska.
Ptilidium pulcherrimum
BISH 475860
Manuel, M.G.; NULL, 1973
Centre Co. Bear Meadow State Park
Ptilidium californicum
BISH 90909
Schallert, P.O.; NULL, 1945
WASHINGTON, U.S.A. Clallam Co., near Lake Crescent