familyConvolvulaceae
genusCalystegia
speciesCalystegia sepium
subspeciesCalystegia sepium subsp. erratica
Calystegia sepium subsp. erratica
Kew Bull. 35: 330. 1980.
WeedyIllustratedEndemic
Treatment appears in FNA Volume 14.
Herbage glabrous or hairy. Leaf blades ± triangular to triangular-hastate, basal lobes truncate or 2-pointed, basal sinus almost closed. Bracts intergrading with sepals, 16–26 × 5–12 mm, proximally ± keeled, apex acute to obtuse. Flowers: corolla pink, 45–60 mm; stamens 25–30 mm.
Phenology: Flowering Jun–Sep.
Habitat: Disturbed sites, swamps.
Distribution
Ont., Que., Ill., Ind., Mich., Mo., N.J., N.Y., Oreg., Pa.
Discussion
Selected References
None.
Lower Taxa
None.