Vascular Plants of Oregon
Hypericaceae
Hypericaceae
Generated from PNW Herbaria database
July 10, 2025.
2 genus names
16 species/infraspecies names
(names highlighted in brown could not be resolved to an accepted name)
Hypericum anagalloides (CIC, HJAEF, HJAEFB, HPSU, HSC, ID, LEA, LINF, OSC, PSM, REED, RM, SOC, SRP, WS, WTU, WWB; 247; 1880-2020)
Hypericum androsaemum (HPSU, OSC, WTU; 15; 1991-2019)
Hypericum boreale (HPSU, ID, OSC, WS, WTU; 14; 1997-2013)
Hypericum calycinum (HOYT, OSC, WTU; 7; 1922-2019)
Hypericum canadense (ID, OSC, WS, WTU; 8; 1990-1999)
Hypericum canadense × Hypericum majus (WTU; 1; 1999)
Hypericum formosum (HPSU, ID, IDS, LINF, NY, VALE, WCW, WS; 27; 1896-2003)
Hypericum humifusum (OSC; 2; 2011-2012)
Hypericum majus (ID, OSC, WS, WTU; 7; 1999)
Hypericum ×moserianum (OSC, WTU; 3; 1997-2019)
Hypericum mutilum (OSC; 1; 2005)
Hypericum perforatum (HJAEF, HJAEFB, HPSU, HSC, ID, IDS, LEA, LINF, NY, OSC, PSM, REED, RM, SOC, SRP, USFS, WCW, WS, WTU; 239; 1877-2018)
ssp. perforaturm (WTU; 2; 2018)
var. perforatum (SRP, WTU; 3; 2018)
Hypericum scouleri (CIC, EWU, HJAEF, HPSU, ID, IDS, LINF, NY, OSC, REED, RM, SOC, SRP, UBC, VALE, WCW, WS, WTU, WWB; 283; 1880-2019)
Triadenum walteri (WCW; 1; 1979)