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FNA | Family List | FNA Vol. 6 | Malvaceae | Sida

17. Sida tragiifolia A. Gray, Boston J. Nat. Hist. 6: 164. 1850. (as tragiaefolia).

Noseburn-leaf sida, earleaf fanpetals Noseburn-leaf sida, earleaf fanpetals

Herbs or subshrubs, perennial, 0.5 m. Stems erect, minutely stellate-hairy, hairs 0.3–0.4 mm, sometimes also with staminal column hairy; style 8-branched. Schizocarps oblate, 5–6 mm diam., apically hairy; mericarps 8+, 3 mm, strongly reticulate laterally, apically dehiscent, apex 2-spined or not, spines to 1 mm, sometimes suppressed, apex hispid.

Flowering spring–fall. Arid shrublands; 500–1500 m; Ariz., Tex.; Mexico (Coahuila, Nuevo León, Tamaulipas).

Within the flora area, Sida tragiifolia is known in Graham, Pima, and Santa Cruz counties, Arizona, and in Brewster, Cameron, Hidalgo, and Presidio counties, Texas.


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