familyAsteraceae
genusSolidago
sectionSolidago sect. Solidago
subsectionSolidago subsect. Triplinerviae
speciesSolidago altissima
subspeciesSolidago altissima subsp. gilvocanescens
Solidago altissima subsp. gilvocanescens
Sida 20: 1606. 2003.
Common names: Great Plains late goldenrod
Basionym: Solidago canadensis var. gilvocanescens Rydberg Contr. U.S. Natl. Herb. 3: 162. 1895
Synonyms: Doria gilvocanescens (Rydberg) Lunell S. altissima var. gilvocanscens (Rydberg) Semple S. canadensis subsp. gilvocanescens (Rydberg) Á. Löve & D. Löve S. gilvocanescens
Involucres usually 2–3 mm. 2n = 18, 36.
Phenology: Flowering Aug–Oct.
Habitat: Dry to moist soils, disturbed soils, prairies, grasslands, near streams and ponds, roadsides, edges of thickets
Elevation: 0–1600 m
Distribution
Alta., B.C., Man., Ont., Sask., Colo., Ill., Iowa, Kans., Minn., Mo., Mont., Nebr., N.Mex., N.Dak., Okla., S.Dak., Tex., Wyo., Mexico (Chihuahua).
Discussion
Subspecies gilvocanescens replaces subsp. altissima on the Great Plains. Tetraploids of the two subspecies are difficult to distinguish.
Selected References
None.
Lower Taxa
None.