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Spreading Fleabane

Erigeron divergens

Photo © by Michael Plagens

Photographed along Mesquite Wash, Maricopa Co., Arizona. May 10, 2008.

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ANNUAL: Herbaceous annual becoming apparent by mid spring in years with good rainfall. Plants typically are about 30 cm tall. Branches freely above base of plant yielding a plant half again wide as tall.

FLOWERS: Composite daisies with close to 100, narrow, white or lavender rays and yellow disc flowers. Dozens of 10 mm diameter daisies open at once make for a showy plant.

LEAVES: Leaves and stems are covered with fine, reflexed or spreading hairs. Many basal leaves, fewer above. Obovate - larger towards tips and with various lobes.

RANGE: Frequent throughout the Sonoran Desert in Arizona and Mexico mostly along washes but also at roadsides and near agriculture.

FRUIT: Dry single-seeded achene toppped by less than a dozen fine bristles.

UNARMED. Without thorns.

Asteraceae -- Sunflower Family

More Information:

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Copyright Michael J. Plagens, 1999-2009