return to: checklist; keys; family Euphorbiaceae subfamily Crotonoideae

Croton yucatanensis Lundell

Low shrub with brittle branchlets; leaves alternate, simple, ovate, lower surface white with densely appressed scales, base cordate, margin entire, apex acute, white-tipped; inflorescense racemose, flowers whitish..

The white leaf tip is formed by the the upward rolling of the distal-most leaf blade, revealing the white scales typical of the abaxial surface. In essence, the white leaf tip is formed by involution of the leaf margin along the ultimate 1 mm or so of the leaf blade.