entire, lobed, serrulate
April - August
1.0 - 1.5
Similar to Arnoglossum ovatum which is more common in the central and southern part of Louisiana. A. plataginea has ovate to rhombic-ovate basal and lower stem leaves and phyllaries that are wing-keeled while Arnoglossum ovatum has lanceolate basal and lower stem leaves and phyllaries that are not keeled.
This plant supports conservation biological control.
Most common on clay soils in open areas of prairie and upland forests.
Wet meadows, prairies, fields.
Cherokees used as a poultice for cuts, bruises, tumors and infections.