Mecardonia procumbens
An inconspicuous plant of southern Arizona & the Sierra Madre Occidental in Mexico.
A flower in the Pajarito Mountains, 7 Aug 2005.
Plant habit in the Pajaritos, 7 Aug 2005.
Plant habit at Rio Uriqui south of Cusarare, Mexico, 21 Mar 2007.
Flower buds & leaves at Rio Uriqui, 21 Mar 2007.