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Cabeza Prieta Natural History Association
Sonoran Desert Plants
Sonchus oleraceus (Common Sow Thistle, chinita)

Ajo Peak at Night


 Sonchus oleraceus

 Sonchus oleraceus

 Sonchus oleraceus

 Sonchus oleraceus

 Sonchus oleraceus

Habitat: disturbed areas, washes
Life Form: forb,annual
Leaf Description: alternate pinnatifid leaves
Flower Color: yellow
Flowering Period: year long
Spines: spineless
Family: Asteraceae (sunflower family)
Abundance: introduced,common
Additional Information:
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 page 140 (30.2 MB pdf)

Photo Credits:
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Our member horticultural expert is Hank Jorgensen. For more information on this plant species, see Hank's page on Sonchus oleraceus (opens in a new tab).






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Natural History of the Sonoran Desert and Refuge