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Sow Thistle

Sonchus asper


This huge weed has doubly serrate leaves and a thick red, purple and green stalk. There are yellow flower buds that will bloom, resembling the Dandelion. The last image shows the size although it's not yet done growing. They can reach up to 180 cm (6 ft) in height.


Mixed-Oak forest at Kit Carson Park


"The plant can be classified as a noxious weed.

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Escondido, California, USA

Spotted on Mar 25, 2012
Submitted on Mar 26, 2012

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