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Alternanthera sessilis | by Michael B. Thomas, PhD
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Alternanthera sessilis

SESSILE JOYWEED

 

Description:

A semi-prostrate herb. Stems slightly hairy. Leaves broadly lanceolate, minutely toothed, varying in size; small leaves 1/ 4 to 1 inch long, 1/8 to 1/4 inch wide; large leaves 1-1/2 to 2 inches long, 1 'A to 3/8 inch wide. Flowers white, small, sessile, borne in the leaf ax i I s. Fruit enclosed in a small bladder which does not split open (18).

 

Propagation:

By seed.

 

Habitat:

Found in damp, shady regions. A weed in cultivated areas and wastelands.

 

History:

Common throughout tropical Africa, southern Asia, and Australia.

 

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Taken on July 6, 2006