Onagraceae
Pimpernel willowherb
Epilobium anagallidifolium
- Family
- Onagraceae
- Genus
- Epilobium
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Common names
By language (9)
- Chinese
- 新疆柳叶菜
- Czech
- Vrbovka drchničkolistá
- English
- Pimpernel willowherb
- Esperanto
- Ruĝkalika epilobio
- Finnish
- Tunturihorsma
- French
- Épilobe à feuilles de mouron
- German
- Gauchheil-Weidenröschen, Gauchheilblättriges Weidenröschen
- Slovenian
- Alpski vrbovec
- Swedish
- Dvärgdunört, Småduntrav
Synonyms
- Epilobium alpinum subsp. anagallidifolium (Lam.) Čelak.
- Epilobium alpinum var. fontanum Wahlenb.
- Epilobium anagallidifolium f. scapoides E.S.Marshall
- Epilobium anagallidifolium f. zapalowiczii Tacik
- Epilobium anagallidifolium var. pseudoscaposum (Hausskn.) Hultén
- Epilobium athelespermum H.Lév.
- Epilobium cernuum Pall. ex Hausskn.
- Epilobium dielsii H.Lév.
- Epilobium nakaharanum Nakai
- Epilobium pseudoscaposum Hausskn.
- Epilobium repens Hill
Flowers
- In flower
- July to August (from 69 flowering iNaturalist observations worldwide)
Characteristics
- Growth habit
- Forb/herb
- Lifespan
- Perennial
- In the US and Canada
- Alaska: native, Canada: native, Greenland: native, Lower 48 states: native
Photos
FlowerPhoto: Martin Purdy, CC BY 4.0, from iNaturalist 
FlowerPhoto: Denis Bastianelli, CC BY 4.0, from iNaturalist 
FlowerPhoto: Antoine MARNAT, CC BY 4.0, from iNaturalist 
FlowerPhoto: Kallum McDonald, CC0, from iNaturalist 
Photo: Alison Northup, CC BY 4.0, from iNaturalist 
Photo: Ian Adams, CC BY 4.0, from iNaturalist 
Photo: Caleb Catto, CC BY 4.0, from iNaturalist 
Photo: hecklemore, CC BY 4.0, from iNaturalist 
Photo: Thierry Arbault, CC BY 4.0, from iNaturalist 
Photo: Scott Loarie, CC0, from iNaturalist 
Photo: Ida B D Jacobsen, CC BY 4.0, from iNaturalist 
Photo: Randal, CC0, from iNaturalist
More in Epilobium
- FireweedEpilobium angustifoliumOnagraceae
- Great willowherbEpilobium hirsutumOnagraceae
- Broad-leaved willowherbEpilobium montanumOnagraceae
- Marsh willowherbEpilobium palustreOnagraceae
- Smallflower hairy willowherbEpilobium parviflorumOnagraceae
- Square-stemmed willowherbEpilobium tetragonumOnagraceae
- Epilobium collinumOnagraceae
- Fringed willowherbEpilobium ciliatumOnagraceae
- Dwarf fireweedEpilobium latifoliumOnagraceae
- Chickweed willowherbEpilobium alsinifoliumOnagraceae
- Spear leaved willow herbEpilobium lanceolatumOnagraceae
- Dwarf willowherbEpilobium obscurumOnagraceae
Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.