Symphyotrichum spathulatum var. intermedium

(A. Gray) G. L. Nesom

Phytologia 77: 292. 1995. 1995

Endemic
Basionyms: Aster occidentalis var. intermedius A. Gray in A. Gray et al., Syn. Fl. N. Amer. 1(2): 192. 1884
Synonyms: Aster vallicola Greene
Treatment appears in FNA Volume 20. Treatment on page 535.

Plants 40–80 cm. Leaves narrowly elliptic to oblanceolate. Heads 10–50(–75). 2n = 32, 48. 64.


Phenology: Flowering Jul–Aug.
Habitat: Grasslands and montane meadows, open coniferous forests
Elevation: 1200–2000 m

Distribution

V20-1193-distribution-map.gif

B.C., Calif., Idaho, Nev., Oreg., Wash.

Discussion

Variety intermedium is found mainly in the northern part of the species range and is only occasional in California and Nevada.

Selected References

None.

Lower Taxa

None.

Luc Brouillet +, John C. Semple +, Geraldine A. Allen +, Kenton L. Chambers +  and Scott D. Sundberg† +
(A. Gray) G. L. Nesom +
Aster occidentalis var. intermedius +
B.C. +, Calif. +, Idaho +, Nev. +, Oreg. +  and Wash. +
1200–2000 m +
Grasslands and montane meadows, open coniferous forests +
Flowering Jul–Aug. +
Aster vallicola +
Symphyotrichum spathulatum var. intermedium +
Symphyotrichum spathulatum +
variety +