Asclepias brachystephana Engelm. ex Torr.

grassy roadside drainage swale, calcareous soil

grassy roadside drainage swale, calcareous soil

grassy roadside drainage swale, calcareous soil

among grasses on silty calcareous soil of Otero Mesa, one of the best remaining Chihuahuan Desert grasslands on public lands in the US

grassy roadside in abandoned agricultural area reverting to shrubland

disturbed soils of grassy roadside drainage swale crossing cultivated farmland

disturbed soils of grassy roadside drainage swale crossing cultivated farmland

disturbed soils of grassy roadside drainage swale crossing cultivated farmland

coarse limestone gravels along edge of Mesquite thicket in sheet-wash drainage area

coarse limestone gravels along edge of Mesquite thicket in sheet-wash drainage area

coarse limestone gravels along edge of Mesquite thicket in sheet-wash drainage area

on calcareous rhyolite derived soil of bajada grassland

on calcareous rhyolite derived soil of bajada grassland

on calcareous rhyolite derived soil of bajada grassland

grassy roadside with Cucurbita digitata, Dalea lanata v. glaberrima, Desmanthus cooleyi, Senna bauhinioides, Kallstroemia parviflora.

Plants in wide grassy roadside drainage swale in silty calcareous/caliche soils on edge of town.

Plants in wide grassy roadside drainage swale in silty calcareous/caliche soils on edge of town.

Plants in wide grassy roadside drainage swale in silty calcareous/caliche soils on edge of town.

Young leaves minutely white tomentose becoming glabrous with age. glaberous, Plants in wide grassy roadside drainage swale in silty calcareous/caliche soils on edge of town.

disturbed roadside drainage in calcareous soil (overlain by asphalted roadbed gravel debris)

Habit view. Plant on disturbed roadside drainage in calcareous soil (overlain by asphalted roadbed gravel debris)