Saltbush
Atriplex heterosperma (A. micrantha)

Family: Amaranth (Amaranthaceae)
AKA: Twoscale Saltbush, Twoscale Orache, Russian Atriplex
Photo taken on: July 30, 2014
Location: Rio Chama, Abiquiu, NM
Life Zones: Plains
Habitat: Moist areas, marshes, saline riverbanks

Grows to 5ft with ribbed green stems branching from the base. Leaves are lance-shaped to triangular. Flowers are inconspicuous and grow in tight clusters in spikes from the leaf axils.

Flora of North America reference.