Vascular Plants of the Pacific Northwest
Convolvulaceae

Generated from PNW Herbaria database
November 28, 2020.

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

Index to Genera:

I: Ipomoea,

Calystegia
Calystegia atriplicifolia (ID, OR, WA; 97; 1881-2019)
ssp. atriplicifolia (ID, OR, WA; 94; 1881-2013)
ssp. buttensis (OR; 1; 2012)
Calystegia collina (OR; 1; 2016)
ssp. tridactylosa (OR; 1; 2016)
Calystegia hederacea (ID; 1; 1949)
Calystegia ×lucana (OR, WA; 35; 1924-2018)
Calystegia macounii (MT; 4; 1936-2011)
Calystegia occidentalis (OR; 129; 1886-2017)
ssp. occidentalis (OR; 123; 1886-2012)
Calystegia pubescens (BC, ID; 2; 1913-1930)
Calystegia pulchra (WA; 2; 2001)
Calystegia sepium (AK, BC, ID, MT, OR, WA; 237; 1878-2019)
f. colorata (WA; 2; 2003)
ssp. americana (ID, WA; 4; 1897-1941)
ssp. angulata (BC, ID, MT, OR, WA; 42; 1878-2019)
ssp. erratica (BC, OR; 3; 1999-2016)
ssp. limnophila (WA; 1; 2003)
ssp. sepium (AK, BC, ID, MT, OR, WA; 20; 1928-2008)
ssp. spectabilis (OR; 1; 2016)
Calystegia silvatica (BC, OR, WA; 6; 1949-2018)
ssp. fraterniflora (WA; 1; 1964)
ssp. silvatica (BC; 4; 1949-2012)
Calystegia soldanella (BC, OR, WA; 151; 1884-2015)
Calystegia subacaulis (WA; 1; 1877)
Convolvulus
Convolvulus arvensis (BC, ID, MT, OR, WA; 680; 1886-2019)
Convolvulus atriplicifolia (OR; 2; 1975)
ssp. atriplicifolia (OR; 2; 1975)
Convolvulus atriplicifolius (OR, WA; 3; 1898-1904)
Convolvulus luteolus (OR, WA; 3; 1882-1887)
Convolvulus sepium (ID, OR, WA; 5; 1893-1975)
ssp. angulek (ID; 1; 1933)
ssp. sepium (OR; 1; 1975)
var. americanum (WA; 3; 1893-1937)
Cressa
Cressa truxillensis (OR; 1; 1927)
Cuscuta
Cuscuta approximata (BC, ID, MT, OR, WA; 88; 1895-2015)
var. approximata (ID, WA; 11; 1900-1993)
Cuscuta californica (ID, OR, WA; 22; 1886-2018)
var. californica (OR, WA; 13; 1886-2018)
var. grandiflora (WA; 1; 1919)
Cuscuta campestris (BC, ID, OR, WA; 131; 1888-2019)
Cuscuta cephalanthi (BC, ID, OR, WA; 49; 1883-2009)
Cuscuta coryli (MT; 4; 1900)
Cuscuta denticulata (ID, WA; 9; 1965-2005)
Cuscuta epithymum (BC, ID, MT, OR, WA; 60; 1892-2013)
var. epithymum (WA; 1; 1909)
Cuscuta indecora (ID, MT, OR, WA; 84; 1897-2013)
var. indecora (ID, OR, WA; 25; 1897-1958)
Cuscuta occidentalis (ID, OR, WA; 39; 1884-2012)
Cuscuta pacifica (BC, OR, WA; 133; 1886-2018)
var. pacifica (BC, WA; 15; 1913-2014)
Cuscuta pentagona (BC, ID, MT, OR, WA; 66; 1885-2011)
Cuscuta salina (BC, OR, WA; 17; 1891-1988)
var. acuminata (WA; 1; 1891)
Cuscuta squamigera (WA; 10; 1895-1936)
var. major (WA; 4; 1895-1921)
Cuscuta subinclusa (OR; 1; 1896)
Cuscuta suksdorfii (OR, WA; 17; 1884-2013)
Cuscuta umbrosa (MT; 4; 1883-1965)
Dichondra
Dichondra donelliana (OR; 6; 1919-1983)
Evolvulus
Evolvulus nuttallianus (MT; 19; 1890-2001)
Ipomoea
Ipomoea indica (ID, MT; 8; 1947-2019)
Ipomoea leptophylla (MT; 7; 1890-2001)
Ipomoea purpurea (BC, ID, OR, WA; 7; 1955-2006)