Heuchera lakelae (Saxifragaceae), A new species from the Sierra la Marta and Sierra Coahuilón, Coahuila and Nuevo León, Mexico

Abstract

Described herein is a new species from high-elevation limestone outcrops in the northern Sierra Madre Oriental, closely allied to Heuchera sanguinea, from which it is distinguished on the basis of 6 morphological characters (external flower surface color and indumentum, petal color, petal shape, stamen exsertion, and overall flower shape) as well restriction to high elevations and a geographical range restricted to the Sierra la Marta and Sierra Coahuilón. © 2013 Magnolia Press.