Definition: A plant genus, in the family AMARANTHACEAE, best known as a source of high-protein grain crops and of Red Dye No. 2 (AMARANTH DYE). Tumbleweed sometimes refers to Amaranthus but more often refers to SALSOLA.
X ref REDROOT PIGWEED: REDROOT see SANGUINARIA is also available; AMARANTH DYE is also available; coord with specific PLANT STRUCTURES term if pertinent; for use in therapy coord IM with PHYTOTHERAPY (IM) + disease/drug ther (IM) + PLANT PREPARATIONS or