1,100,502 specimens across 6 departments, collected since 1754 — 100,256 names, 42,336 type specimens.
2 specimens
Bidens amplectensHolotype
BISH 498776 · Forbes, C.N.; Pillsbury, H.A.; Cooke, C.M., 1913
Oʻahu
Bidens amplectensIsotype
BISH 73506 · Forbes, C.N.; Pillsbury, H.A.; Cooke, C.M., 1913