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Vernonia lettermannii - Narrowleaf ironweed


Vernonia lettermannii (narrowleaf ironweed)

Family: Asteraceae

Global Rank: G3

State Rank: S3

Habitat: Riparian corridors and rocky stream bottoms.

Flowering Date: July - September
Fruiting Date: August - October

Causes for Concern: Restricted to a narrow range in the Ouachita Mountains of western Arkansas and eastern Oklahoma. May be threatened by the damming of streams and in-stream gravel mining activities.

Global Range: Oklahoma and Arkansas.



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