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

33a. Perityle staurophylla (Barneby) Shinners var. homoflora Todsen, Madroño. 30: 116. 1983.

Leaves: lobes usually linear to filiform. Ray florets 0. 2n = 34.

Flowering spring–fall. Crevices in limestone and granite cliffs; of conservation concern; 1600–2000 m; N.Mex.

Variety homoflora occurs at the northern end of the San Andres Mountains (Rhodes Canyon and northward) in south-central New Mexico. A waxy, white coating on the cypselae, which was included by the describing author as a distinguishing characteristic, also occurs in some populations of var. staurophylla and other species of Perityle as well.


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