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Shepherd's Purse

Capsella bursa-pastoris

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Photo © by Michael Plagens

Scanned from specimen found in Phoenix, Maricopa Co., Arizona. March 20, 2008

This image is available at Wikimedia Commons. This image is from Projekt Runeberg: Bilder ur Nordens Flora (Author: C. A. M. Lindman, died 1928), published 19171926. The copyrights have expired and this image is in the public domain.

ANNUAL: Winter and spring weed of vacant lots, lawns and agricultural areas.

FRUIT: The capsules are triangular with the widest portion at top.

LEAVES: Leaves are alternate and elyptic. Leaves towards base have deeper, sharper lobes with bases partially clasping the stem.

RANGE: Frequent throughout the Sonoran Desert in Arizona and Mexico where there is added moisture and where there has been soil disturbance by humans.

FLOWERS: Small white flowers with four petals and six stamens.

UNARMED: No thorns.

Brassicaceae -- Mustard Family

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Sonoran Desert Field Guide
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Copyright Michael J. Plagens, 1999-2010