Sabdariffa hassleriana, comb. nov.

Sabdariffa hassleriana (Hochr.) M.C. Duarte & Yoshikawa, comb. nov. Hibiscus hasslerianus Hochr., Annuaire Conserv. Jard. Bot. Genève 6: 51–52 (1902). Type citation: ‘ Paraguay, in alta planitie ed declivis Sierra de Maracayu, fl. Oct. (Hassler n. 4949).’ Type: Paraguay: Yerbales Mountain, near Ipe Hu, Sierra de Maracaju, Oct. 1898, É. Hassler 4949 (lecto, here designated: G 00381129! [mounted on 2 sheets]; isolecto: B, BM 000545827!, C, F 0 BN009518!, G 00381298! [mounted on 2 sheets], G 00381299! [mounted on 2 sheets], GH 00052822!, K 000535438!, LIL 000830!, MICH 1104725!, MO 309103!, MPU 016512!, NY 00221740!, P 02285916!, P 02285917!, S -R-11261!, UC 941190!, W 1902-0002789!). Descriptions and illustrations Hochreutiner (1902, pp. 51–52); Krapovickas and Fryxell (2004, pp. 78–79); Coutinho and Fernandes-Júnior (2024). Typification There are five sheets at G representing three duplicates, two each mounted on two sheets. We here designate the collection represented by G 00381129 [mounted on 2 sheets] as lectotype as this has an original determination by Hochreutiner and a copy of the protologue attached. Distribution Central Brazil and Paraguay.