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Asteraceae
Silphium

not marked as a favorite taxon Silphium dentatum Elliott. Phenology: Jul-Sep. Habitat: Woodlands, roadsides. Distribution: North Carolina south to s. Florida and Alabama.

Glossary (beta!)

Origin/Endemic status: Endemic

Taxonomy Comments: This highly variable species is poorly understood.

Synonymy ⓘ: = F, POWO, W; = Silphium asteriscus L. var. dentatum (Elliott) Chapm. — FNA21, K4; = Silphium asteriscus L. var. laevicaule DC. — NS; = Silphium dentatum Elliott var. dentatum — RAB; < Silphium asteriscus L. — Fl7, Tn, WH3; > Silphium asteriscus L. var. angustatum A. Gray — K1, SE1; > Silphium asteriscus L. var. laevicaule DC. — K1; > Silphium dentatum Elliott — SE1; > Silphium dentatum Elliott var. angustatum (A.Gray) L.M.Perry — Perry (1937); > Silphium dentatum Elliott var. dentatum — Perry (1937); > Silphium elliottii Small — S; > Silphium incisum Greene — S; ~ Silphium nodosum Small; > Silphium nodum Small — S. Basionym: Silphium dentatum Elliott 1824 [1823]

Links to other floras: = Silphium asteriscus var. dentatum - FNA21

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Heliophily ⓘ: 7

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image #1 of Silphium dentatum© Emily Oglesby | Original Image ⭷
image #2 of Silphium dentatum© Richard & Teresa Ware CC-BY-NC, permission granted to NCBG | Original Image ⭷
image #3 of Silphium dentatum© Richard & Teresa Ware CC-BY-NC, permission granted to NCBG | Original Image ⭷
image #5 of Silphium dentatum© Emily Oglesby | Original Image ⭷
image #6 of Silphium dentatum© Richard & Teresa Ware CC-BY-NC, permission granted to NCBG | Original Image ⭷

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Horticultural Information

NCBG trait

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native range: NC, SC, GA, AL & MS