Thursday, February 07, 2008

spiny-fruited ragweed (ambrosia acanthicarpa)

SUNFLOWER FAMILY

A,B,D

http://images.google.com/images?svnum=10&hl=en&lr=&q=ambrosia+acanthicarpa

click for enlargement
Ambrosia acanthicarpa
Flatspine Burr Ragweed

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