Vascular Plants of Oregon
Rhamnaceae
Rhamnaceae
Generated from PNW Herbaria database
November 28, 2020.
4 genus names
34 species/infraspecies names
(names highlighted in brown could not be resolved to an accepted name)
Caenothus integerrimus (WCW; 1; 1911)
Ceanothus ×arcuatus (OSC, SOC; 12; 1930-2013)
Ceanothus coeruleus (WTU; 1; 1998)
Ceanothus cordulatus (BLMMD, HPSU, HSC, ID, OSC, SOC, SRP, UBC; 48; 1884-2012)
Ceanothus cuneatus (HJAEFB, HPSU, HSC, ID, LINF, OSC, PSM, SOC, UBC, WS, WTU; 172; 1881-2017)
var. cuneatus (HJAEFB, ID, OSC, SOC, WTU; 74; 1881-2015)
Ceanothus cuneatus × Ceanothus pumilus (WTU; 1; 1971)
Ceanothus dentatus (SOC; 1; 1968)
Ceanothus fendleri (SRP; 1; 1932)
Ceanothus gloriosus (OSC; 2; 1969-2011)
Ceanothus impressus (OSC, WS, WTU; 3; 1958-1995)
Ceanothus integerrimus (BLMMD, CIC, HJAEFB, HOYT, HPSU, HSC, ID, IDS, OSC, PSM, REED, SOC, SRP, UBC, WCW, WS, WTU; 251; 1879-2017)
Ceanothus lemmonii (SOC, WS; 2; 1939-1949)
Ceanothus palmeri (OSC, SOC; 5; 2013)
Ceanothus parryi (OSC, WS; 4; 1982-1992)
Ceanothus peduncularis (EWU; 2; 1928)
Ceanothus prostratus (BLMMD, EWU, HPSU, ID, IDS, LINF, OSC, PLU, PSM, REED, RM, SOC, SRP, UBC, WS, WTU; 194; 1886-2016)
Ceanothus pumilus (BLMMD, HPSU, HSC, ID, LINF, NY, OSC, SOC, SRP, UBC, WS, WTU; 95; 1892-2015)
Ceanothus sanguineus (CIC, HJAEF, HJAEFB, HPSU, ID, LINF, OSC, REED, RM, SOC, SRP, UBC, VALE, WCW, WS, WTU; 205; 1880-2017)
Ceanothus thyrsiflorus (HPSU, ID, IDS, OSC, PLU, PSM, REED, SOC, SRP, UBC, WS, WTU; 83; 1884-2013)
var. thyrsiflorus (SOC; 2; 1971-1985)
Ceanothus velutinus (BLMMD, BOIS, CIC, EWU, HJAEFB, HOYT, HPSU, HSC, ID, OSC, REED, RM, SOC, SRP, UBC, WCW, WS, WTU; 312; 1882-2018)
var. laevigatus (BLMMD, HPSU, HSC, ID, OSC, SOC, SRP, UBC, WTU; 52; 1889-2015)
var. velutinus (HJAEFB, HPSU, HSC, ID, OSC, RM, SOC, SRP, WCW, WS, WTU; 175; 1882-2018)
Frangula californica (BLMMD, HPSU, HSC, ID, NY, OSC, SOC, UBC, WS, WTU; 108; 1887-2015)
ssp. californica (SOC; 1; 2014)
ssp. occidentalis (BLMMD, HPSU, HSC, ID, NY, OSC, SOC, UBC, WTU; 80; 1887-2015)
ssp. tomentella (OSC, SOC; 4; 1918-2010)
ssp. ursina (ID; 1; 1973)
var. occidentalis (WTU; 1; 1950)
Frangula purshiana (BLMMD, CIC, HJAEF, HPSU, HSC, ID, IDS, LEA, LINF, NY, OSC, PSM, REED, RM, SOC, SRP, UBC, WCW, WS, WTU; 284; 1876-2020)
Frangula rubra (ID, OSC, WTU; 6; 1991-1998)
Rhamnus alnifolia (OSC, REED, SRP, WTU; 17; 1901-2005)
Rhamnus ilicifolia (OSC, SOC; 6; 1954-1991)