Helianthus laevigatus Torrey & A. Gray. Common name: Shale-barren Sunflower, Smooth Sunflower. Phenology: Aug-Oct. Habitat: On dry, rocky or shaly soils, on roadbanks, powerline rights-of-way, open woodlands, in the Carolinas nearly limited to the Carolina Slate Belt. Distribution: The primary range of H. laevigatus is in the mountains of c. and w. VA and e. WV, from whence it is disjunct to a few areas in the Piedmont of NC and SC, most notably the Carolina Slate Belt in Montgomery and Stanly counties, NC.
Origin/Endemic status: Endemic
Synonymy ⓘ: = C, F, FNA21, G, K4, RAB, SE1, Va, W, WV; > Helianthus laevigatus Torr. & A.Gray — S; > Helianthus reindutus (Steele) E.Watson — S. Basionym: Helianthus laevigatus Torr. & A.Gray 1842
Links to other floras: = Helianthus laevigatus - FNA21
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Heliophily ⓘ: 8
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© Gary P. Fleming | Original Image ⭷
© Gary P. Fleming | Original Image ⭷
no rights reserved, uploaded by Becky Dill source CC0 | Original Image ⭷
© jtuttle, all rights reserved, uploaded by jtuttle source | Original Image ⭷
© jtuttle, all rights reserved, uploaded by jtuttle source | Original Image ⭷
© Scott Ward | Original Image ⭷
© jtuttle, all rights reserved, uploaded by jtuttle source | Original Image ⭷
no rights reserved, uploaded by Becky Dill source CC0 | Original Image ⭷
no rights reserved, uploaded by Becky Dill source CC0 | Original Image ⭷
© jtuttle, all rights reserved, uploaded by jtuttle source | Original Image ⭷
© Alan Weakley source | Original Image ⭷
© jtuttle, all rights reserved, uploaded by jtuttle source | Original Image ⭷
© Scott Ward | Original Image ⭷
© Scott Ward | Original Image ⭷Feedback
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Horticultural Information
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native range: NC, SC, VA & WV
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