Aster acuminatus Michx.
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Authority
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.
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Family
Asteraceae
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Scientific Name
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Description
Species Description - Plants with slender creeping rhizomes, these becoming apically enlarged and scaly; stem 2–8 dm, loosely villous or puberulent and commonly somewhat viscidulous; lvs all cauline, mostly 10–22 below the infl, thin, glabrous or slightly scabrous above, viscidulous-puberulent beneath, at least along the larger veins, the lower reduced and soon deciduous, the others elliptic or obovate, acuminate, ± sharply and saliently few-toothed, tapering to a sessile or shortly petiolar base, often forming a pseudowhorl beneath the infl, the largest ones 6–17 × (1.5–)2–6 cm; heads several or many in an open, slenderly branched, sparsely subulate-bracteate, mostly corymbiform infl; invol 6–9 mm, its slender, sharply pointed bracts well imbricate, thin, pale stramineous to faintly greenish or somewhat purple-tinted, scarcely herbaceous, the outer ciliate-margined, otherwise glabrous; rays 10–21, white or faintly pinkish, 9–15 mm; achenes copiously glandular; 2n=18. Woods; Nf., Que., and s. Ont. to N.J., N.Y., and Pa., and s. in the mts. to n. Ga.
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Common Names
whorled aster