Onagraceae



Species:
     Camissonia contorta   (contorted suncup, plains evening-primrose)  
     Chamaenerion angustifolium   (fireweed)  
     Circaea alpina ssp. pacifica   (enchanter's-nightshade)  
     Clarkia pulchella   (ragged-robin, pink fairies, elkhorn clarkia)  
     Clarkia rhomboidea   (diamond-petal clarkia or farewell-to-spring)  
     Epilobium brachycarpum   (annual willow-herb)  
     Epilobium campestre   (smooth spike-primrose)  
     Epilobium ciliatum ssp. ciliatum   (common or Watson's willow-herb)
     Epilobium densiflorum   (dense spike-primrose)  
     Epilobium suffruticosum   (shrubby willow-herb)
     Epilobium torreyi   (Torrey's, brook, or stiff spike-primrose)  
     Eremothera boothii ssp. alyssoides   (mooncup, alyssum evening-primrose)  
     Gayophytum diffusum ssp. diffusum   (spreading or large-flowered groundsmoke)  
     Gayophytum diffusum ssp. parviflorum   (smallflower groundsmoke)
     Gayophytum humile   (dwarf groundsmoke)
     Gayophytum racemosum   (racemed or Blackfoot groundsmoke)  
     Gayophytum ramosissimum   (hairstem groundsmoke)
     Oenothera biennis   (common evening-primrose)
     Oenothera caespitosa ssp. marginata   (tufted or fragrant evening-primrose)
     Oenothera curtiflora   (velvetweed, small-flowered gaura)  
     Oenothera elata ssp. hirsutissima   (Hooker's evening-primrose)  
     Oenothera pallida ssp. pallida   (pale or white-stemmed evening-primrose)  
     Oenothera villosa ssp. strigosa   (hairy evening-primrose)
     Taraxia subacaulis   (northern or longleaf suncup, goldeneggs diffuse evening-primrose)
     Taraxia tanacetifolia   (tansyleaf suncup or goldeneggs)