Great Plains Herbaria - Symphyotrichum drummondii var. texanum

Symphyotrichum drummondii var. texanum (Burgess) G. L. Nesom
Family: Asteraceae Drummond's aster [Aster drummondii subsp. parviceps (Shinners) A.G. Jones, more]	FNA Resources Luc Brouillet, John C. Semple, Geraldine A. Allen, Kenton L. Chambers, Scott D. Sundberg+ in Flora of North America (vol. 20) Plants 30-80 cm. Stems ± densely hirsute, particularly distally. Leaves membranous, becoming thickish, brittle; basal and proximal winged-petiolate; proximal cauline blade bases cordate, becoming rounded-truncate distally. Heads in open, paniculiform arrays with very long, widely spreading branches. Peduncles 1-4 cm, densely, minutely bracteate. Involucres turbinate to hemispheric, 3.8-5.2 mm. Ray corollas bluish white. Cypselae strigillose. 2n = 32. Flowering Sep-Nov (seldom spring). Loamy soils or well-drained clays, bottomlands, open deciduous woods, oak-juniper woodlands; 0-100+ m; Ark., Kans., La., Miss., Mo., Okla., Tex.; Mexico (Coahuila). Variety texanum is known mainly from the Ozarks, east-central Texas, and the Edwards Plateau; it is disjunct to Coahuila (G. L. Nesom 1993g).
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