Vascular Plants of North Carolina
Account for Common Wild Quinine - Parthenium integrifolium var. integrifolium   L.
Members of Asteraceae:
Members of Parthenium with account distribution info or public map:
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Section 6 » Order Asterales » Family Asteraceae
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AuthorL.
DistributionCoastal Plain (scarce in Sandhills proper), Piedmont, and low Mountains. Absent from outer Coastal Plain.

CT to MN, south to GA and TX.
AbundanceUncommon to common; locally abundant.
HabitatDry to mesic soils of oak-hickory and pine-oak-hickory woodlands, rock outcrops, clearings, powerlines, roadsides.
PhenologyFlowering and fruiting late May-August.
IdentificationPlants grow 1.5-3 feet tall from a thickened rootstock. Basal leaves are much the largest, ovate, long-stalked, but stem leaves are short-stalked to sessile. Stems are smooth or very short hairy (hairs <1 mm). Leaf surfaces are +- rough to smooth. Closely resembles Glade Wild-quinine, but the whole plant is a purer green color (vs. army olive-green), stem hairs shorter (vs. hairs 1-3 mm), and leaf texture much less coarse (scabrous).
Taxonomic CommentsIncludes var. henryanum.

Other Common Name(s)
State RankS5
Global RankG5T5
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