Acmella oppositifolia (Lam.) R.K. Jansen

Acmella oppositifolia plant

Family - Asteraceae

Stems - No info yet.

Acmella oppositifolia stem

Leaves - No info yet.

Acmella oppositifolia leaves

Inflorescence - No info yet.

Involucre - No info yet.

Acmella oppositifolia involucre

Ray flowers - No info yet.

Disk flowers - No info yet.

Acmella oppositifolia flowers

Acmella oppositifolia flowers

Flowering - July - October.

Habitat - Low wet woods, borders of swamps and bayous.

Origin - Native to U.S. and Central America.

Other info. - This little species can be found in a handful of southeastern Missouri counties. The plant is more common in states to the south and east.
This species can be identified by its wet habitat, opposite leaves, pubescent stems, and conical yellow disks.
The Missouri material belongs to variety repens (Walt.) R.K. Jansen

Photographs taken at Arkansas Post Memorial, Gillett, AR., 8-31-06 and 9-7-06.


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