Vascular Plants of Washington
Apocynaceae

Generated from PNW Herbaria database
November 28, 2020.

4 genus names
14 species/infraspecies names
(names highlighted in brown could not be resolved to an accepted name)

Index to Genera:

V: Vinca,

Apocynum
Apocynum androsaemifolium (EVE, EWU, HPSU, ID, IDE, IDS, MONT, NOCA, OSC, PLU, PSM, REED, RM, SRP, UBC, WCW, WS, WTU, WWB; 336; 1886-2019)
ssp. detonsum (WS; 1; 1889)
Apocynum androsaemifolium × Apocynum cannabinum (PSM; 2; 1950-1972)
Apocynum cannabinum (CIC, EWU, ID, IDE, IDS, MONT, NOCA, NY, OSC, PNNL, PSM, SRP, UBC, V, WCW, WS, WSTC, WTU, WWB; 118; 1881-2019)
Apocynum denticulatum (WS; 1; 1904)
Apocynum elmeri (WS; 1; 1896)
Apocynum ×floribundum (IDS, NOCA, OSC, UBC, WS, WTU; 38; 1889-2004)
Apocynum sibericum (WTU; 1; 1933)
Asclepias
Asclepias cryptoceras (ID, WSTC, WTU; 3; 1951-2003)
Asclepias fascicularis (ID, MONT, OSC, PSM, REED, RM, UBC, WCW, WS, WTU, WWB; 60; 1881-2017)
Asclepias speciosa (EWU, HPSU, ID, IDS, NOCA, OSC, PNNL, PSM, REED, RM, UBC, WCW, WS, WSTC, WTU, WWB; 149; 1882-2019)
Metastelma
Metastelma arizonicum (PLU; 1; 1955)
Vinca
Vinca major (HPSU, ID, NOCA, PLU, WCW, WS, WSTC, WTU, WWB; 46; 1923-2019)
Vinca minor (HPSU, WS, WTU, WWB; 11; 1950-2019)