Comments
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All five varieties occur in northern Mexico (Chihuahua, Coahuila, Durango, Nuevo León, Sonora, and Zacatecas) in oak and conifer woodlands, commonly above 2200 m elevation. In addition to var. atrorubens (including var. psuedociliatum Reveal), they are var. auritulum W. J. Hess & Reveal, var. intonsum Reveal, var. nemorosum W. J. Hess & Reveal, and var. rupestre (S. Stokes) W. J. Hess & Reveal.
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- cc-by-nc-sa-3.0
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- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
Synonym
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Pterogonum atrorubens (Engelmann) H. Gross
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- cc-by-nc-sa-3.0
- copyright
- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA