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Stylisma patens (Desrousseaux) Myint. Common Dawnflower. Phen: Jun-Aug. Hab: Longleaf pine sandhills and other relatively dry sandy areas. Dist: E. NC south to n. FL, and west to s. MS; reports from west of the Mississippi River are misidentifications.

ID notes:Overall, the most common and widespread taxon of the genus in our region, regularly encountered in its habitat.

Origin/Endemic status: Endemic

Synonymy: = Bonamia aquatica (Walter) A.Gray – Wilson (1960b), misapplied; = Bonamia patens (Desr.) Shinners; = Bonamia patens (Desr.) Shinners var. patens – RAB, Shinners (1962d); = Breweria aquatica (Walter) A.Gray – F, misapplied; = Breweria patens Desr.; = Breweria trichosanthes (Michx.) Small; = Stylisma patens (Desr.) Myint ssp. patens – K1, K3, K4, Myint (1966); = Stylisma patens (Desr.) Myint var. patens – Fl6, FNA14; = Stylisma trichosanthes (Michx.) House – S, misapplied; < Stylisma patens (Desr.) Myint – WH3

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Heliophily: 8

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image of plant© Will Stuart | Original Image ⭷
image of plant© Keith Bradley | Original Image ⭷
image of plant© Alan Cressler: Stylisma patens, Fall Line Sandhills, Taylor County, Georgia 1 by Alan Cressler source | Original Image ⭷
image of plant© Bruce A. Sorrie | Original Image ⭷


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