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FNA | Family List | FNA Vol. 21 | Asteraceae | Perityle

31a. Perityle lindheimeri (A. Gray) Shinners var. halimifolia (A. Gray) A. M. Powell, Sida. 3: 278. 1968.

Laphamia halimifolia A. Gray, Smithsonian Contr. Knowl. 3(5): 100, plate 9, fig. B. 1852; Perityle halimifolia (A. Gray) Shinners

Pappi usually 0, sometimes of single bristles 0.5–1(–1.5) mm, usually plus obscure, callous crowns. 2n = 34.

Flowering Apr–Jun. Cretaceous limestone outcrops; 300–800 m; Tex.

Variety halimifolia is known only from Cretaceous limestone exposures in Val Verde and Crockett counties on the western edge of the Edwards Plateau. The pappus generally lacks bristles and the plants usually are smaller and somewhat depauperate in habit when compared with var. lindheimeri.


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