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Life form2, 3: tree
Habitat: washes, valleys
leaf presence3: leaves usually present
leaf arrangement3: alternate
leaf format3: bipinnate
leaf shape3: oval
leaf surface3: velvety hairy
leaf margin3: entire
Flower color2: yellow or yellowish
Flowering period2: Mar. to Aug.
Armament2, 3: long short straight spines
Family1, 2, 3: Fabaceae (bean family)
Conserved or Obsolete Family1: Leguminosae (pea family)
Synonym(s)1: Prosopis juliflora v.velutina
Status: abundant,widespread
Locations where collected or observed:
Cabeza Prieta National Wildlife Refuge
Organ Pipe Cactus National Monument
Ajo vicinity and BLM land
Barry M. Goldwater Range
Sonoran Desert National Monument
*For information on nomenclature, authorship, or plant characteristics, see these references:
- 1 Felger, Richard Stephen, Susan Rutman, Thomas Van Devender, and Steven M. Buckley. 2012. Checklist of Vascular Plants of Organ Pipe Cactus National Monument, Cabeza Prieta National Wildlife Refuge, and Tinaja Altas, Arizona. CANOTIA 8:1-53
- 2 Felger, Richard Stephen, Susan Rutman, Michael F. Wilson, and Kathryn Mauz. 2007. Botanical Diversity of Southwestern Arizona and Northwestern Sonora. in: Dry Borders, Great Natural Reserves of the Sonoran Desert. eds.: Richard Stephen Felger and Bill Broyles. The University of Utah Press, Salt Lake City
- 3 Felger, Richard Stephen. 2000. Flora of the Gran Desierto and Rio Colorado of Northwestern Mexico. The University of Arizona Press, Tucson
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