Rill Scale, Thickleaf Orache: Atriplex dioica
Garden Orache, Orache: Atriplex hortensis - Only observed far to the east at the Irrigon Wildlife Area
Halberdleaf Orache, Spearscale, Spear Orache, Spear Oracle: Atriplex patula (Synonyms: Atriplex hastata var. patula, Atriplex patula ssp. patula, Atriplex patula var. patula) -
Fat Hen, Hastate Orache, Thinleaf Orache, Thin-leaf Orache: Atriplex prostrata (Synonyms: Atriplex hastata, Atriplex patula var. hastata, Atriplex triangularis) -
Red Orache, Tumbling Orache, Tumbling Saltweed: Atriplex rosea -
Truncate Saltbrush, Wedge Orache, Wedgeleaf Orache, Wedgescale Orache: Atriplex truncata (Synonyms: Atriplex subdecumbens, Atriplex truncata var. stricta) -