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Arizona - New Mexico Chapter
Consortium of Midwest Herbaria
Intermountain Region Herbaria Network (IRHN)
Mid-Atlantic Herbaria
North American Network of Small Herbaria
Northern Great Plains Herbaria
Madrean Archipelago Biodiversity Assessment (MABA) - Flora
Red de Herbarios del Noroeste de México (northern Mexico)
SERNEC - Southeastern USA
Silphium asteriscus var. asteriscus
L.
(redirected from:
Silphium asperimum
Hook.)
Family:
Asteraceae
starry rosinweed
[
Silphium asperimum
Hook.,
more
Silphium laevigatum
]
FNA
Resources
Jennifer A. Clevinger in Flora of North America (vol. 21)
Plants
40-150 cm.
Leaves:
basal caducous; cauline opposite or alternate; faces hirsute, hispid, or scabrous.
Paleae
puber-ulent to scabrous.
Ray florets
8-20.
Disc florets
35-110.
2
n
= 14.
Flowering summer-early fall. Prairies, meadows, open forests, roadsides; 50-1000 m; Ala., Ark., Fla., Ga., Ky., La., Miss., Mo., N.C., Okla., S.C. Tenn., Tex., Va.
The name
Silphium asperrimum
has been misapplied to
S. radula
. Based upon examination of a photograph of the type and of the original description,
S. asperrimum
should be synonymized with
S. asteriscus
.
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This project made possible by
National Science Foundation Award EF 1702516
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