Screwbean Mesquite, Tornillo

• Scientific Name: Prosopis Pubescens
• Common Name: Screwbean Mesquite, Tornillo
• References: Felger, R.S. and S. Rutman. 2015. Ajo Peak to Tinajas Altas: a flora of southwestern Arizona. Part 14. Eudicots: Fabaceae - legume family. Phytoneuron 2015-58: 1-83. Published 20 Oct 2015. ISSN 2153 733X
• References Url: https://www.cabezaprieta.org/flora_research/58PhytoN-SWAriz_Pt14Fabs.pdf#page=61
• Habitat: Riparian
• Life Form: Tree
• Leaf Description: Alternate bipinnate
• Flower Color: Yellow
• Flowering Period: May to Aug.
• Spines: Long straight spines without sheaths
• Rarity: Rare
• Family: Fabaceae (bean family)