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FNA | Family List | FNA Vol. 20 | Asteraceae | Chaetopappa

5a. Chaetopappa asteroides (Nuttall) de Candolle var. asteroides

Involucres 3–4 × 3–5 mm. Ray florets 5–13. Disc florets 6–15. Pappus scales 0.1–0.8 mm. 2n = 16.

Flowering Mar–Jul(–Nov). Open sites in sandy, gravelly, or rocky soils over limestone, granite, or sandstone, less commonly on clay, with juniper, oak, or pine, glades, tallgrass prairies; 0–500 m; Ark., Kans., Mo., Okla., Tex.; Mexico (Tamaulipas, disjunct southward to Hidalgo).


 

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