familyConvolvulaceae
genusCalystegia
speciesCalystegia purpurata
subspeciesCalystegia purpurata subsp. saxicola
Calystegia purpurata subsp. saxicola
Ann. Missouri Bot. Gard. 52: 214. 1965.
Endemic
Basionym: Convolvulus saxicola Eastwood Bull. Torrey Bot. Club 30: 495. 1903
Synonyms: C. occidentalis var. saxicola (Eastwood) J. T. Howell
Treatment appears in FNA Volume 14.
Stems ascending-decumbent, trailing, or weakly twining-climbing. Leaf blades ovate-triangular, basal lobes rounded or obscurely 2-pointed, basal sinus ± closed, apex emarginate to rounded. Bracts: margins proximally lobed or toothed.
Phenology: Flowering Apr–Aug.
Habitat: Coastal scrub, rocky headlands, sandy sites.
Elevation: 0–60 m.
Discussion
Selected References
None.
Lower Taxa
None.