- Hypericum perforatum
- ID - 41850Symbol Key - HYPECommon Name - common St. JohnswortFamily - ClusiaceaeCategory - DicotDivision - MagnoliophytaUS Nativity - Introduced to U.S.US/NA Plant - YesState Distribution - AR, CA, CO, CT, DC, DE, GA, HI, IA, ID, IL, IN, KS, KY, LA, MA, MD, ME, MI, MN, MO, MS, MT, NC, ND, NE, NH, NJ, NM, NV, NY, OH, OK, OR, PA, RI, SC, SD, TN, TX, VA, VT, WA, WI, WV, WYGrowth Habit - Forb/herbDuration - PerennialXgenus - N/AGenus - HypericumXSpecies - N/ASpecies - perforatumSsp - N/ASubspecies - N/AVar - N/AVariety - N/AForma - N/AGenera Author - L.Binomial Author - L.Trinomial Author - N/AQuadranomial Author - N/AFederal Noxious Status - N/AFederal Noxious Common Name - N/AState Noxious Status - CA (CW), CO (NW), MT (CAT1), NV (NW), OR (BDW), SD (RNPS), WA (CCW), WY (NW)State Noxious Common Name - CA (klamathweed), CO (common St. Johnswort), MT (St. Johnswort), NV (Klamath weed), OR (St.Johnswort, Klamath weed), SD (St. Johnswort), WA (common St. Johnswort), WY (common St. Johnswort)PLANTS Invasive Status - CalEPPC, NE&GP, SEEPPC, STATE, SWSS, WI, WSWSFederal T/E Status - N/AFederal T/E Common Name - N/AState T/E Status - N/AState T/E Common Name - N/ANational Wetland Indicator Status - N/ACharacteristics Data - N/A
USDA Plant Characteristics. 2013.