Calliandra

on low hillside of platy white limestone. Plant in late winter aspect, persistent dehiscent legumes distinctive.

on coarse gravelly calcareous silts of alluvial bluff above Rio Grande River with Yucca constricta, Heliotropium confertifolium, Karwinskia humboldtiana, Leucophyllum frutescens, Aloysia macrostachya, Vachellia rigidula, Forestieria angustifolia, Schaefferia cuneifolia, Ephedra antisyphilitica, Sida tragiaefolia, Lippia graveolens, Guaiacum angustifolium, Jatropha dioica, Krameria ramosissima.

Shrub on a low hill crest of eroding gravels and shallow calcareous soil over silty limestone bedrock with diverse cactus and desert scrub species. The conspicuous tardily shedding, dehiscent legumes are distinctive in summer.

Shrub on a low hill crest of eroding gravels and shallow calcareous soil over silty limestone bedrock with diverse cactus and desert scrub species. The conspicuous tardily shedding, dehiscent legumes are distinctive in summer.

This is a small shrub white beautiful flowering heads.