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Arizona - New Mexico Chapter
Consortium of Midwest Herbaria
Intermountain Region Herbaria Network (IRHN)
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Madrean Archipelago Biodiversity Assessment (MABA) - Flora
Red de Herbarios del Noroeste de México (northern Mexico)
SERNEC - Southeastern USA
Silphium integrifolium var. laeve
Torr. & A. Gray
Family:
Asteraceae
wholeleaf rosinweed
FNA
Resources
Jennifer A. Clevinger in Flora of North America (vol. 21)
Plants
100-150 cm.
Leaves:
blades glabrous.
Phyllaries:
abaxial faces glabrous.
Ray florets
20-36+.
Disc florets
130-225.
2
n
= 14.
Flowering mid summer-early fall. Prairies, along roads and railroads; 100-600 m; Ont.; Ark., Iowa, Kans., Mo., Nebr., N.Mex., Okla., Tex., Wyo.
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This project made possible by
National Science Foundation Award EF 1702516
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