Checklist » Apocynaceae » Asclepias cryptoceras
Last updated 6/3/2020 by David Giblin.
Asclepias cryptoceras S. Watson[HC, HC2]
Humboldt milkweed, pallid milkweed

Publication: Botany Fortieth Parallel 283, pl. 28, f. 1-4. 1871.

Origin: Native

selected vouchers: WTU

Notes:

References: (none)


Photo © 2009 Ben Legler
(from WTU Image Collection)
Synonyms & Misapplied Names:
Asclepias cryptoceras S. Watson ssp. davisii (Woodson) Woodson[KZ99]
Asclepias cryptoceras S. Watson var. davisii (Woodson) W.H. Baker
Asclepias davisii Woodson
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