SimplePlant

Onagraceae

Denseflower willowherb

Epilobium densiflorum (Lindl.) Hoch & P.H.Raven

Family
Onagraceae
Genus
Epilobium

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Denseflower willowherb: Epilobium densiflorum at the UC Botanical Garden, Berkeley, California, USA. Identified by sign.
Photo: Stickpen, CC0, from Wikimedia Commons

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Common names

By language (1)
English
Denseflower willowherb

Synonyms

  • Boisduvalia bipartita Greene
  • Boisduvalia densiflora (Lindl.) Bartl.
  • Boisduvalia densiflora f. imbricata (Greene) Munz
  • Boisduvalia densiflora var. bipartita (Greene) Jeps.
  • Boisduvalia densiflora var. genuina Munz
  • Boisduvalia densiflora var. imbricata Greene
  • Boisduvalia densiflora var. montana Jeps.
  • Boisduvalia densiflora var. pallescens Suksd.
  • Boisduvalia densiflora var. salicina (Rydb.) Munz
  • Boisduvalia douglasii Spach
  • Boisduvalia imbricata A.Heller
  • Boisduvalia salicina Rydb.
  • Boisduvalia sparsiflora A.Heller
  • Boisduvalia sparsifolia A.Nelson & P.B.Kenn.
  • Oenothera densiflora Lindl.
  • Oenothera densiflora var. imbricata H.Lév.
  • Oenothera salicina Nutt. ex Torr. & A.Gray

Characteristics

Growth habit
Forb/herb
Lifespan
Annual
In the US and Canada
Canada: native, Lower 48 states: native

Photos

More in Epilobium

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.