Contains 8 accepted taxa overall.
Characteristics
Classification
Citation
SILPHIUM Linnaeus, Sp. Pl. 919. 1753.
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TYPE: Silphium asteriscus Linnaeus Lectotypified by Britton & A. Brown, Ill. Fl. N. U.S., ed. 2. 3: 460. 1913.
Species
| Scientific Name | Common Name | Herbarium Specimens | Status | Photos |
|---|---|---|---|---|
| Silphium asteriscus var. trifoliatum | ||||
| Silphium compositum var. compositum | ||||
| Silphium compositum var. ovatifolium | ||||
| Silphium compositum var. venosum | ||||
| Silphium dentatum | ||||
| Silphium reniforme | ||||
| Silphium simpsonii | ||||
| Silphium terebinthinaceum | Prairie-dock |
Identification Key
1. Stem hispid to scabrous; leaf blade unlobed (merely dentate to entire), to 5 cm wide
1. Stem glabrous; leaf blade usually at least some lobed, rarely unlobed, to 52 cm wide
Genus Synonyms
| Synonym | Full Citation | Basionym | Type |
|---|---|---|---|
| No synonyms found. | |||