Onagraceae
Rocky Mountain willowherb
Epilobium saximontanum
- Family
- Onagraceae
- Genus
- Epilobium
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Epilobium saximontanumOnagraceae
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Common names
By language (1)
- English
- Rocky Mountain willowherb, Glandular willowherb, Rocky Mountain willowweed
Synonyms
- Epilobium adenocaulon subsp. rubescens (Rydb.) Hiitonen
- Epilobium drummondii Hausskn.
- Epilobium drummondii var. latiusculum Rydb.
- Epilobium latiusculum (Rydb.) Rydb.
- Epilobium ovatifolium Rydb.
- Epilobium palmeri Rydb.
- Epilobium rubescens Rydb.
- Epilobium scalare Fernald
- Epilobium stramineum Rydb.
Characteristics
- Growth habit
- Forb/herb
- Lifespan
- Perennial
- In the US and Canada
- Canada: native, Lower 48 states: native
More in Epilobium
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- Marsh willowherbEpilobium palustreOnagraceae
- Smallflower hairy willowherbEpilobium parviflorumOnagraceae
- Square-stemmed willowherbEpilobium tetragonumOnagraceae
- Epilobium collinumOnagraceae
- Pimpernel willowherbEpilobium anagallidifoliumOnagraceae
- Fringed willowherbEpilobium ciliatumOnagraceae
- Dwarf fireweedEpilobium latifoliumOnagraceae
- Chickweed willowherbEpilobium alsinifoliumOnagraceae
- Spear leaved willow herbEpilobium lanceolatumOnagraceae
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.