Santa Monica Mountains National Recreation Area

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Prickly Sow Thistle *
Sonchus asper

Family: Asteraceae (SUNFLOWER).
Generic common name: SOW-THISTLE.

Circle X Ranch: New Backbone Trail, disturbed trailside, April 2005.

Characteristics: Non-Native, Yellow, Medium, Large, Clusters, Solitary, Simple, Herbaceous, Annual, Winter, Early Spring, Late Spring, Summer, Fall. 		Thumbnail Picture of Sonchus asper




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Detailed description from UCLA website (in PDF format)



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