Calylophus



Calylophus is a genus of flowering plants in the family Onagraceae.

Species include:


 * Calylophus berlandieri Spach (Berlandier's sundrops)
 * Calylophus hartwegii (Benth.) Raven  (Hartweg's sundrops)
 * Calylophus lavandulifolius (Torr. & Gray) Raven (lavenderleaf evening primrose)
 * Calylophus serrulatus (Nutt.) Raven (halfshrub sundrop)
 * Calylophus toumeyi (Small) Towner (Toumey's sundrops)
 * Calylophus tubicula (Gray) Raven (Texas sundrops)