Sabdariffa aculeata M. M. Hanes & R. L. Barrett 2025, comb. nov.

Sabdariffa aculeata (Walter) M.M.Hanes & R.L.Barrett, comb. nov. (Fig. 7 c, d.) Hibiscus aculeatus Walter, Fl. Carol. [Walter] 177 (1788), non F. Dietr. (1817), nec G. Don (1831), nec Roxb. (1832). Type: United States of America: South Carolina: 3 miles [~ 4.8 km] S of Lake City, 10 July 1927, K. M. Wiegend & W. E. Manning 1959 (neo, designated by D. B. Ward, J. Bot. Res. Inst. Texas 2: 477 (2008): GH 00247969). Hibiscus scaber Michx., Fl. Bor. Amer. 2: 45 (1803), nom. illeg., non Lam. (1789). Type: United States of America: Amérique septentrionale, A. Michaux 47-bis (syn: P 02285887, P 02285888). Descriptions and illustrations Walter (1788, p. 177); Michaux (1803, p. 45); Menzel et al. (1983 a, pp. 206–207, fig.); Edmonds (1991, p. fig. 2(29)); Blanchard (2015, p. 259); Hanes et al. (2024, fig. 1o, 2e). Distribution Alabama, Florida, Georgia, Louisiana, Mississippi, North Carolina, South Carolina and Texas, USA.