familyConvolvulaceae
genusCalystegia
speciesCalystegia spithamaea
subspeciesCalystegia spithamaea subsp. purshiana

Calystegia spithamaea subsp. purshiana

(Wherry) Brummitt

Ann. Missouri Bot. Gard. 52: 215. 1965.

Richard K. Brummitt†
Endemic
Basionym: Convolvulus purshianus Wherry Proc. Pennsylvania Acad. Sci. 7: 163. 1933
Treatment appears in FNA Volume 14.
Revision as of 21:38, 6 October 2024 by imported>Volume Importer
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Plants (15–)25–35(–40) cm; habit ± compact. Herbage tomentose, hairs sometimes whitish. Leaf blades narrowly elliptic, ± conduplicate, base lobed, lobes 4–11 mm. Flowers: corolla 35–47(–53) mm; stamens 21–26 mm.


Phenology: Flowering May–Aug.
Habitat: Clay-loam, shale barrens.

Distribution

Md., N.Y., Pa., Va., W.Va.

Discussion

Selected References

None.

Lower Taxa

None.
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Author
Richard K. Brummitt† +
Authority
(Wherry) Brummitt +
Basionyms
Convolvulus purshianus +
Distribution
Md. +, N.Y. +, Pa. +, Va. +  and W.Va. +
Habitat
Clay-loam, shale barrens. +
Number of lower taxa
0 +
Phenology
Flowering May–Aug. +
Publication title
Ann. Missouri Bot. Gard. +
Publication year
1965 +
Reference
None +
Special status
Endemic +
Taxon family
Convolvulaceae +
Taxon name
Calystegia spithamaea subsp. purshiana +
Taxon parent
Calystegia spithamaea +
Taxon rank
subspecies +
Volume
Volume 14 +