Acalypha radula Baker, J. Linn. Soc., Bot. 20: 254. 1883.

Munoz, Iris Montero, Cardiel, Jose Maria & Levin, Geoffrey A., 2018, Nomenclatural review of Acalypha (Euphorbiaceae) of the Western Indian Ocean Region (Madagascar, the Comoros Archipelago, the Mascarene Islands and the Seychelles Archipelago), PhytoKeys 108, pp. 85-116 : 85

29. Acalypha radula Baker, J. Linn. Soc., Bot. 20: 254. 1883.

Type.

Madagascar: "Central Madagascar", 1882, R. Baron 1818 (holotype: K [K000186509]!; isotypes: P [P00513119!, P00513120!]).

Acalypha hildebrandtii Baill., Bull. Mens. Soc. Linn. Paris 2: 1005, 1180. 1892. Type: Madagascar. Prov. Fianarantsoa: "Betsileo, Nandahizana,". J. M. Hildebrandt 3900 (holotype: P [P00513121]; isotypes: BREM [BREM0001783]!, G [G00190630!, G00074184!], JE [JE00000289!, JE00000288!], K [K000186507]!, M [M0110604]!, P [P00513122]!).

Acalypha andringitrensis Leandri, Notul. Syst. (Paris) 10: 277. 1942. Type. Madagascar. Prov. Fianarantsoa: Massif of Andringitra, Apr 1921, H. Perrier de la Bâthie 13640 (lectotype, designated here: P [P00508596]!; isolectotypes: P [P00508594!, P00508595]!, syn. nov.).

Syntypes. Madagascar, ibid. loc., 1924, H. Humbert 3709 P [P00224706]!, P [P00508591]!, P [P00508592]!, P [P00508593]!; Madagascar, ibid. loc., Apr 1921, H. Perrier de la Bâthie 9671 P [P00508589!, P00508590!].

Acalypha salviifolia Baill., Étude Euphorb. 443. 1858 nom. nud.

Tragia salviaefolia Boj. ex Baill., Étude Euphorb. 443. 1858 nom. nud.

Distribution.

Madagascar (Antananarivo, Fianarantsoa, Toamasina and Toliara).

References.

Baillon (1861: 268) as A. salviifolia ; Müller Argoviensis (1866: 889) A. salviifolia ; Baillon (1891: 193); Baillon (1892: 1004) A. salviifolia ; Baillon (1895a: 1180) A. hildebrandtii ; Palacký (1907: 25) A. hildebrandtii ; Palacký (1907: 26); Palacký (1907: 26) A. salviifolia ; Pax and Hoffmann (1924: 102) as A. salviifolia ; Pax and Hoffmann (1924: 156) A. hildebrandtii ; Leandri (1942: 278); Leandri (1952); Jenkins (1987:347); Jenkins (1990: 408, 433); Goodman (1996: 61) A. andringitrensis ; Govaerts et al. (2000: 49) A. andringitrensis ; Govaerts et al. (2000: 67) A. hildebrandtii ; Govaerts et al. (2000: 85, 86, 105) A. salviifolia ; Schatz (2001: 142); Seebaluck et al. (2015: 149, 153).

Notes.

Although Leandri (1942) distinguished Acalypha andringitrensis and A. radula based on leaf shape and bract incision, more recent collections show continuous variation between the extremes recognised by Leandri, and DNA sequences do not differentiate these forms (G. A. Levin, pers. obs.).