Symphyotrichum patens var. gracile

(Hooker) G. L. Nesom

Phytologia 77: 288. 1995.

Endemic
Basionym: Aster patens var. gracilis Hooker Compan. Bot. Mag. 1: 97. 1835
Synonyms: Aster patens var. tenuicaulis C. Mohr Aster tenuicaulis (Aiton) Reveal & Keener Virgulus patens var. gracilis (Hooker) Reveal & Keener
Treatment appears in FNA Volume 20. Treatment on page 489.

Plants slender (long-branched). Involucres campanulate, 5.5–6.5 mm. Phyllaries in 4–5 series, squarrose, acute to acuminate, densely strigillose, sparsely stipitate-glandular; mid 0.7–1 mm wide. 2n = 10, 20.


Phenology: Flowering late Aug–early Nov.
Habitat: Dry oak-pine and oak-hickory woodlands
Elevation: 0–800+ m

Distribution

V20-1098-distribution-map.gif

Ala., Ark., Fla., Ga., Kans., La., Md., Miss., Mo., N.C., Okla., S.C., Tenn., Tex., Va.

Discussion

Variety gracile is most common in the southwestern part of the species range, in the western Coastal Plains and Central Lowland, and is infrequent to the east. It is mostly diploid, some tetraploids occurring in Texas and Louisiana.

Selected References

None.

Lower Taxa

None.
Luc Brouillet +, John C. Semple +, Geraldine A. Allen +, Kenton L. Chambers +  and Scott D. Sundberg† +
(Hooker) G. L. Nesom +
Aster patens var. gracilis +
Ala. +, Ark. +, Fla. +, Ga. +, Kans. +, La. +, Md. +, Miss. +, Mo. +, N.C. +, Okla. +, S.C. +, Tenn. +, Tex. +  and Va. +
0–800+ m +
Dry oak-pine and oak-hickory woodlands +
Flowering late Aug–early Nov. +
Aster patens var. tenuicaulis +, Aster tenuicaulis +  and Virgulus patens var. gracilis +
Symphyotrichum patens var. gracile +
Symphyotrichum patens +
variety +