familyConvolvulaceae
genusCalystegia
speciesCalystegia spithamaea
subspeciesCalystegia spithamaea subsp. stans
Difference between revisions of "Calystegia spithamaea subsp. stans"
Ann. Missouri Bot. Gard. 52: 215. 1965.
Endemic
Basionym: Convolvulus stans Michaux Fl. Bor.-Amer. 1: 136. 1803
Treatment appears in FNA Volume 14.
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|genus=Calystegia | |genus=Calystegia | ||
|species=Calystegia spithamaea | |species=Calystegia spithamaea | ||
Latest revision as of 13:15, 24 November 2024
Plants (10–)15–35(–40) cm; habit ± compact. Herbage tomentose, hairs sometimes whitish. Leaf blades elliptic, ± conduplicate, base usually lobed, lobes to 5(–6) mm, sometimes cuneate. Flowers: corolla (38–)43–59(–64) mm; stamens (21–)23–31 mm.
Phenology: Flowering May–Aug.
Habitat: Alluvial gravel, glacial till, dry birch or coniferous woodlands, prairie grasslands, sandy soils.
Distribution
N.S., Ont., Que., Mich., Minn., N.Y., Wis.
Discussion
Selected References
None.
Lower Taxa
None.