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1,100,502 specimens across 6 departments, collected since 1754 — 100,256 names, 42,336 type specimens.
Helicophyllum torquatum
BISH 468893
Frye, T.C.; Frye, E.M., 1938
Mexico
Helicophyllum torquatum
BISH 468894
Delgadillo, M.C., 1975
Mexico
Helicophyllum torquatum
BISH 468895
(Not on sheet), 1976
Brazil
Helicophyllum torquatum
BISH 468896
Vital, D.M., 1977
Brazil
Helicophyllum torquatum
BISH 476349
Dusen, B., 1903
Brazil