Onagraceae
Clarkia williamsonii (Durand & Hilg.) F.H.Lewis & M.E.Lewis
Clarkia williamsonii (Durand & Hilg.) F.H.Lewis & M.E.Lewis
Clarkia williamsonii is an annual herb native to California with distinct petal patterns and variable translocation heterozygosity.
Clarkia dudleyana (Abrams) J.F.Macbr.
Clarkia dudleyana (Abrams) J.F.Macbr.
Clarkia dudleyana, or Dudley's clarkia, is an endemic California annual flowering plant in the evening primrose family.
Clarkia davyi (Jeps.) F.H.Lewis & M.E.Lewis
Clarkia davyi (Jeps.) F.H.Lewis & M.E.Lewis
Clarkia davyi, or Davy's clarkia, is an endemic California annual flowering plant of the evening primrose family growing in coastal habitats.
Clarkia franciscana F.H.Lewis & P.H.Raven
Clarkia franciscana F.H.Lewis & P.H.Raven
Clarkia franciscana (Presidio clarkia) is a federally endangered annual herb endemic to the San Francisco Bay Area.
Clarkia heterandra (Torr.) F.H.Lewis & P.H.Raven
Clarkia heterandra (Torr.) F.H.Lewis & P.H.Raven
Clarkia heterandra, or mountain clarkia, is an endemic California annual flowering plant in the Onagraceae family.
Clarkia lewisii P.H.Raven & D.R.Parn.
Clarkia lewisii P.H.Raven & D.R.Parn.
Clarkia lewisii is an erect annual herb with pink-lavender petals, native to western North America.
Clarkia speciosa F.H. & M.E.Lewis
Clarkia speciosa F.H. & M.E.Lewis
Clarkia speciosa, or redspot clarkia, is an evening primrose species endemic to California with one endangered subspecies.
Clarkia xantiana A.Gray
Clarkia xantiana A.Gray
Gunsight clarkia (Clarkia xantiana) is an endemic California annual purple-flowering herb in the evening primrose family.
Oenothera cinerea (Wooton & Standl.) W.L.Wagner & Hoch
Oenothera cinerea (Wooton & Standl.) W.L.Wagner & Hoch
Oenothera cinerea is a North American perennial subshrub in Onagraceae with white flowers that fade to pink.
Oenothera filipes (Spach) W.L.Wagner & Hoch
Oenothera filipes (Spach) W.L.Wagner & Hoch
Oenothera filipes, or slenderstalk beeblossom, is a perennial flowering plant native to parts of the central and southeastern United States.
Oenothera flava (A.Nelson) Garrett
Oenothera flava (A.Nelson) Garrett
Oenothera flava is an almost stemless perennial yellow evening primrose native to North America, introduced to former Czechoslovakia.
Oenothera longissima Rydb.
Oenothera longissima Rydb.
Oenothera longissima, or longstem evening primrose, is a biennial herb native to the southwestern United States.
Oenothera pubescens Willd. ex Spreng.
Oenothera pubescens Willd. ex Spreng.
Oenothera pubescens, the South American evening-primrose, is a native evening primrose family plant used locally in folk medicine.
Oenothera rhombipetala Nutt. ex Torr. & A.Gray
Oenothera rhombipetala Nutt. ex Torr. & A.Gray
Oenothera rhombipetala is a biennial Onagraceae flowering plant native to the central United States.
Oenothera nuttallii Torr. & A.Gray
Oenothera nuttallii Torr. & A.Gray
Oenothera nuttallii is a white-stemmed evening-primrose, a perennial flowering plant in the evening primrose family native to western Canada and north-central US.
Oenothera kunthiana (Spach) Munz
Oenothera kunthiana (Spach) Munz
Kunth's evening primrose, Oenothera kunthiana, is an annual Onagraceae flowering plant native to the Americas and introduced to Hawaii.
Oenothera pilosella Raf.
Oenothera pilosella Raf.
Oenothera pilosella, or meadow/midwestern evening primrose, is an ornamental flowering plant native to North America with two subspecies.
Oenothera tetragona Roth
Oenothera tetragona Roth
Oenothera tetragona (glaucous evening primrose) is a pollinator-attracting Onagraceae species native to eastern North America.
Oenothera xylocarpa Coville
Oenothera xylocarpa Coville
Oenothera xylocarpa, or woodyfruit evening primrose, is a stemless perennial herb native to parts of California and Nevada.
Oenothera L.
Oenothera L.
Oenothera laciniata is an annual or short-lived perennial herb native to much of the United States, found in specific open coastal plain habitats.
Ludwigia glandulosa Walter
Ludwigia glandulosa Walter
Ludwigia glandulosa Walter is a perennial herbaceous forb native to North America, listed as threatened in Indiana and endangered in Maryland.
Ludwigia polycarpa Short & R.Peter
Ludwigia polycarpa Short & R.Peter
Ludwigia polycarpa is a North American plant with conservation statuses of special concern or endangered across several US states.
Ludwigia helminthorrhiza (Mart.) H.Hara
Ludwigia helminthorrhiza (Mart.) H.Hara
Floating Ludwigia (Ludwigia helminthorrhiza) is a herbaceous perennial Onagraceae native to wet areas of the Americas.
Ludwigia sedioides (Bonpl.) H.Hara
Ludwigia sedioides (Bonpl.) H.Hara
Ludwigia sedioides is a neotropical aquatic ornamental shrub that is potentially invasive in Sri Lanka.
Related Families
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