Members of the Evening-primrose Family Found in the Columbia River Gorge:
Spike-primroses: The Genus Epilobium (Synonym: The Genus Boisduvalia) -
Evening-primroses and Suncups: The Genera Camissonia, Eremothera, Neoholmgrenia and Taraxia
Tansy-leaf Evening-primrose, Tansy-leaved Evening Primrose: Camissonia tanacetifolia ssp. tanacetifolia (Synonym: Oenothera tanacetifolia) -
Fireweed: Chamaenerion angustifolium var. canescens (Synonyms: Chamaenerion angustifolium, Chamerion angustifolium ssp. angustifolium, Chamerion angustifolium ssp. circumvagum, Chamerion angustifolium var. angustifolium, Chamerion angustifolium var. canescens, Chamerion danielsii, Chamerion platyphyllum, Chamerion spicatum, Epilobium angustifolium, Epilobium angustifolium ssp. circumvagum, Epilobium angustifolium ssp. macrophyllum, Epilobium angustifolium var. abbreviatum, Epilobium angustifolium var. canescens, Epilobium angustifolium var. intermedium, Epilobium angustifolium var. macrophyllum, Epilobium angustifolium var. platyphyllum, Epilobium spicatum) -
Enchanter's Nightshade , Small Enchanter's Nightshade: Circaea alpina ssp. pacifica (Synonyms: Circaea alpina, Circaea alpina ssp. alpina, Circaea alpina var. pacifica, Circaea pacifica) -
Clarkias: The Genus Clarkia -
Willowherbs: The Genus Epilobium -
Lizard Tail, Small-flowered Gaura, Velvet Weed: Gaura parviflora (Synonyms: Gaura mollis, Gaura parviflora var. lachnocarpa, Gaura parviflora var. typica) -
Groundsmokes: The Genus Gayophytum -
East False Loosestrife, False Loosestrife, Marsh Primrose-willow, Marsh Seedbox: Ludwigia palustris (Synonyms: Isnardia palustris, Ludwigia palustris var. americana, Ludwigia palustris var. nana, Ludwigia palustris var. pacifica) -
Evening-primroses: The Genus Oenothera -