Canyon Ragweed, Giant Bur-Sage

Scientific Name: Ambrosia Ambrosioides
Common Name: Canyon Ragweed, Giant Bur-Sage
References: Felger, R.S. and S. Rutman. 2016. Ajo Peak to Tinajas Altas: Flora of southwestern Arizona. Part 21. Eudicots: Asteraceae-Aster Family. Phytoneuron 2016-77: 1-164. Published 29 November 2016. ISSN 2153 733X
References Url: https://www.cabezaprieta.org/flora_research/77PhytoN-SWArizPt21.pdf#page=27
Habitat: Washes
Life Form: Shrub, medium
Leaf Description: Alternate simple
Flower Color: Reddish green
Flowering Period: Mar. to May
Spines: Spineless
Rarity: Common, widespread
Family: Asteraceae (sunflower family)