amaranth, spiny
Common Name:
amaranth, spiny
Scientific Name:
Amaranthus spinosus
Family:
Amaranthaceae
Lifecycle:
Annual
Features
Stiff sharp spines present at nodes. Leaves simple with a long-petiole, glabrous. Terminal spike with numerous axillary flower clusters. Plant branching, green to red.
Description
Common weed in cattle production areas, especially in feed areas. Spines cause avoidance by grazing animals. Axillary spines easily distinguish spiny amaranth from other amaranths.