Silphium confertifolium Small. Common name: Black Belt Rosinweed. Phenology: Jul-Sep. Habitat: Limestone glades, calcareous clay prairies. Distribution: Black Belt of AL and e. MS; in the Black Belt, Wayne County limestone glades, and eastern Jackson prairie variants.
Origin/Endemic status: Endemic
Synonymy ⓘ: = S, SE1, Perry (1937); < Silphium asteriscus L. var. latifolium (A.Gray) Clevinger — FNA21, K4. Basionym: Silphium confertifolium Small 1903
Links to other floras: < Silphium asteriscus var. latifolium - FNA21
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Heliophily ⓘ: 9
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Horticultural Information
No horticultural data found for this taxon.