1,100,502 specimens across 6 departments, collected since 1754 — 100,256 names, 42,336 type specimens.
3 specimens
Rivularia atra
BISH 553214 · Stephenson, T.A.; Stephenson, A.
Canada
Rivularia bullata
BISH 553215 · Stephenson, T.A.; Stephenson, A., 1952
Bermuda
Rivularia polyotis
BISH 700949 · Stephenson, T.A.; Stephenson, A., 1952
