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1,100,502 specimens across 6 departments, collected since 1754 — 100,256 names, 42,336 type specimens.
Acmaea spectrum
BPBM 1910
H. Hemphill
California
Acmaea spectrum
BPBM 197014
Theodore T. Dranga; Joseph Swift Emerson, 1918
California
Acmaea spectrum
BPBM 226329
Thaanum
California
Acmaea spectrum
BPBM 226330
Thaanum
California
Acmaea spectrum
BPBM 226331
Thaanum
Lower California
Acmaea spectrum
BPBM 226332
Thaanum
California
Acmaea spectrum
BPBM 226333
Thaanum
California
Acmaea spectrum
BPBM 226334
Thaanum
California
Acmaea spectrum
BPBM 226335
Thaanum
California
Acmaea spectrum
BPBM 226336
Thaanum
California
Acmaea spectrum
BPBM 226337
Thaanum
California
Acmaea spectrum
BPBM 226338
Thaanum
Mexico