Thurovia triflora Rose
Family: Asteraceae
Three-Flower-Snakeweed
[Gutierrezia triflora (Rose) M.A. Lane]
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Leaves ascending-appressed, 2-10(-15) mm, gradually reduced distally. Heads 10-20, borne singly in leaf axils, sessile or subsessile. Disc corollas 2.3-2.8 mm. Cypselae 0.9-1.7 mm; pappi equaling corollas, erose, apiculate. 2n = 10.

Flowering Sep-Nov. Clay soil, less commonly sandy loam, coastal flats and shallow banks, 'slick spots' in coastal prairie grasslands, upper margins of ecotone between salty prairies and tidal flats, openings in thickets; of conservation concern; 0-10 m; Tex.

Thurovia triflora is known only from Calhoun, Harris, Jackson, and Matagorda counties on the Gulf coastal plain of southeastern Texas.