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1,100,502 specimens across 6 departments, collected since 1754 — 100,256 names, 42,336 type specimens.
Acrosiphoniaceae
BISH 544673
Collins, F.S., 1889
Seal Harbor
Acrosiphoniaceae
BISH 544678
Collins, F.S., 1881
Peak`S
Urospora penicilliformis
BISH 548046
Collins, F.S.
Nahant
Pseudothrix groenlandica
BISH 548298
Collins, F.S.
Nahant
Pseudothrix groenlandica
BISH 548302
Collins, F.S., 1888
Little Nahant
Urospora wormskioldii
BISH 549351
Collins, F.S.
Nahant
Urospora wormskioldii
BISH 549352
Collins, F.S., 1891
Swampscott
Ulothrix implexa
BISH 549081 · Collins, F.S., 1911
Central Park Pond, Dover