Mexico, Chiapas, White limestone dome 28 mi north of Mexico-Guatemala border along hwy.
944 meters
3100 ft.
Denuded white ''dog-toothed'' limestone.
Small pop. Of small, cespitose, short-stemmed, few-leaved rosettes; probably depauperate; lvs. Bluish green, few, remote on stem; panicles 2-3 m tall, slender, open, with 8-12 small umbels of small yellow fls., few (lvs. & fls. of 2, 3 hijos).