Phaseolus esquincensis; Fabaceae

Phaseolus esquincensis Freytag, determined by D.G. Debouck 2007Nearly level stretch of road with cliffs and steep slope nearby. Growing over shrubs and weeds at roadside, dense oak and shrub hills, soil limestone and sandy humus between rocks. Root somewhat thickened and woody to 3/4" thick, many fibrous, perennial; vine 2-3 m long; stem fuzzy; leaf elongate, long, ligulate to ovate, somewhat lobed at base; flowers white turning cream; wings slightly rolled and extending forward flattened; green pods, thin and narrow, smooth; State of Chiapas is not clear on label