Buffalo Bur
Solanum rostratum

Family: Nightshade (Solanaceae)
AKA: Buffalobur Nightshade, Spiny Nightshade
Photo taken on: September 4, 2011
Location: White Rock, NM
Life Zones: Plains to foothills
Habitat: Disturbed areas, roadsides

Grows to 2ft with spiny stems and deeply lobed leaves with spiny stalks. The flowers are over 1" wide and have spiny sepals which encase the fruit, a berry.