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Silphiumasteriscus Linnaeus var. asteriscus . Phen: Jul-Sep. Hab: Woodlands, roadsides. Dist: NC, SC, s. VA, e. TN and e. KY.
Origin/Endemic status: Native
Taxonomy Comments:S. asteriscus var. asteriscus, in this narrow sense, is a taxon primarily found from the Appalachian Mountains eastward. Most records west of the Appalachian Mountains are generally referable to S. asperrimum, S. radula, or S. asteriscus var. latifolium.
Synonymy ⓘ: = Silphiumasteriscus L. – Tn, Perry (1937); < Silphiumasteriscus L. – F, Fl7, G, Va, W, WH3; >< Silphiumasteriscus L. – RAB, S; < Silphiumasteriscus L. var. asteriscus – C, FNA21, K1, K3, K4; > Silphiumasteriscus L. var. asteriscus – SE1; > Silphiumasteriscus L. var. scabrum Nutt. – SE1; ?> Silphiumdentatum Elliott var. gatesii (Mohr) H.E.Ahles – RAB; > Silphiumscaberrimum Elliott – S
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Horticultural Information
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Height:3-6 ft.
plant sale text:Starry rosinweed blooms for many weeks. It produces numerous yellow flowers, 2 to 3 inches across, on tall upright stems. This species is not often offered for sale. Starry rosinweed is particularly drought-tolerant, once its roots have are well established. This species is found growing at the edge of woods, and in old fields and pastures in the lower and middle piedmont of North Carolina.
