Solidago rugosa var. sphagnophila

C. Graves

Rhodora 6: 183. 1904.

Synonyms: Solidago aestivalis E. P. Bicknell
Treatment appears in FNA Volume 20. Treatment on page 147. Mentioned on page 144, 146.

Herbage glabrous. Distal cauline leaf blades lanceolate, somewhat reduced distally. Heads in compact to lax pyramidal arrays, branches divergent and recurved arrays. Rays florets 5–12. 2n = 18, 54.

Phenology: Flowering Aug–Oct.
Habitat: Sandy and boggy soils, cedar woods and wet ground
Elevation: 0–100+ m



N.S., Conn., Maine, Mass., N.J., N.Y., N.C., Pa., R.I., S.C., Va.


Variety sphagnophila is a distinctive cedar-swamp race in its pure form. Intermediates with var. rugosa occur in areas of sympatry.

Selected References


Lower Taxa

John C. Semple +  and Rachel E. Cook +
C. Graves +
Solidago (sect. Undefined) ser. Venosae +
N.S. +, Conn. +, Maine +, Mass. +, N.J. +, N.Y. +, N.C. +, Pa. +, R.I. +, S.C. +  and Va. +
0–100+ m +
Sandy and boggy soils, cedar woods and wet ground +
Flowering Aug–Oct. +
Solidago aestivalis +
Solidago rugosa var. sphagnophila +
Solidago rugosa +
variety +