Haplopappus divaricatus (Nutt.) A.Gray
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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 - Annual weed 2–10 dm, generally much branched above, subglabrous to more often coarsely scabrous or spreading-hairy, sometimes also glandular; lvs oblanceolate or linear-oblanceolate, with a few spiny teeth or occasionally entire, 3–7 cm × 3–10 mm, or the lower sometimes larger; heads numerous in a diffuse infl, the disk less than 1 cm wide; invol 5–7 mm, its bracts well imbricate, 1 mm wide or less; rays 7–18, 4–6 mm; achenes sericeous-canescent; pappus persistent; 2n=8, 10, 12, 14. Waste places, especially in sandy soil; Va. to Fla., w. to Tex., and inland to Okla. and Kans. Aug.–Nov. (Isopappus d.)