Vascular Plants of the Pacific Northwest
Apocynaceae

Generated from PNW Herbaria database
June 23, 2018.

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

Index to Genera:


Apocyanum
Apocyanum androsaemifolium (ID; 5; 2009-2016)
var. pumilum (ID; 1; 2010)
Apocynum
Apocynum androsaemifolium (AK, BC, ID, MT, OR, WA, YK; 1563; 1880-2018)
f. rhomboideum (BC; 1; 1958)
ssp. detonsum (WA; 1; 1889)
var. vicanum (BC; 1; 1932)
Apocynum androsaemifolium × Apocynum cannabinum (WA; 2; 1950-1972)
Apocynum aonvallarium (ID; 1; ?)
Apocynum cannabinum (AK, BC, ID, MT, OR, WA; 510; 1881-2015)
var. cannabinum (BC, MT; 7; 1956-1988)
Apocynum convallarium (MT; 1; 1903)
Apocynum denticulatum (WA; 1; 1904)
Apocynum elmeri (WA; 1; 1896)
Apocynum ×floribumdum (BC; 1; 2012)
Apocynum ×floribundum (BC, ID, MT, OR, WA; 129; 1889-2016)
Apocynum incanum (OR; 1; 1892)
Apocynum macranthum (ID; 1; 1892)
Apocynum ovalifolium (OR; 2; 1917-1918)
Apocynum pumilum (ID; 1; ?)
var. tomentellum (ID; 1; ?)
Apocynum sibericum (WA; 1; 1933)
Asclepias
Asclepias asperula (ID; 4; 1938-1976)
ssp. asperula (ID; 1; 1938)
Asclepias brachystephana (MT; 2; 1931)
Asclepias capricornu (ID; 1; 1938)
var. decumbens (ID; 1; 1938)
Asclepias cordifolia (OR; 49; 1884-2015)
Asclepias cryptoceras (ID, OR, WA; 166; 1880-2015)
Asclepias fascicularis (ID, MT, OR, WA; 260; 1881-2017)
Asclepias incarnata (ID, MT, OR; 23; 1971-2003)
var. incarnata (MT; 1; 1996)
Asclepias mexicana (ID, OR; 12; 1910-1968)
Asclepias ovalifolia (BC, MT; 5; 1915-2012)
Asclepias pumila (MT; 26; 1922-2011)
Asclepias solanoana (OR; 3; 2014-2015)
Asclepias speciosa (BC, ID, MT, OR, WA; 627; 1880-2018)
f. alba (BC; 1; 1981)
Asclepias stenophylla (MT; 7; 1988-2009)
Asclepias subverticillata (ID, OR; 3; 2002-2010)
Asclepias verticillata (MT; 22; 1890-2010)
var. pumila (MT; 2; 1890-1900)
Asclepias viridiflora (MT; 63; 1888-2017)
Cycladenia
Cycladenia humilis (OR; 2; 2014)
var. humilis (OR; 2; 2014)
Cynanchum
Cynanchum laeve (ID; 1; 1966)
Funastrum
Funastrum utahense (ID; 1; 2010)
Gomphocarpus
Gomphocarpus physocarpus (ID; 1; 1987)
Matelea
Matelea maritima (MT; 1; 2014)
Metastelma
Metastelma arizonicum (WA; 1; 1955)
Poacynum
Poacynum secunda (ID; 1; 2002)
Vinca
Vinca major (BC, ID, OR, WA; 136; 1888-2018)
Vinca minor (BC, ID, MT, OR, WA; 42; 1917-2015)
Vincetoxicum
Vincetoxicum hirundinaria (BC; 1; 1951)