Croton muricatus Vahl in E.F.Geiseler, Croton. Monogr.: 47. 1807

Berry, Paul E., Kainulainen, Kent & Ee, Benjamin W. van, 2017, A Nomenclator of Croton (Euphorbiaceae) in Madagascar, the Comoros Archipelago, and the Mascarene Islands, PhytoKeys 90, pp. 1-87 : 51

97. Croton muricatus Vahl in E.F.Geiseler, Croton. Monogr.: 47. 1807

Oxydectes muricata (Vahl) Kuntze, Revis. Gen. Pl. 2: 612. 1891. Type. Based on Croton muricatus Vahl in E.F.Geiseler

Croton denisii Leandri, Bull. Mus. Natl. Hist. Nat., sér. 2, 3: 367. 1931, as ' denisi ', syn. nov. Type. Madagascar. Prov. Toliara: Behara, 9 Jul 1926, R. Decary 4320 (holotype: P [P00389632]!).

Croton bastardii var. meridionalis Radcl.-Sm., Gen. Croton Madag. Comoro 204. 2016, syn. nov. Type. Madagascar. Prov. Toliara: Antanimora, Dec 1959, J. Bosser 13913 (holotype: P [P00133042)!; isotype: [P00133041]!).

Croton decaryi var. subglaber Radcl.-Sm., Gen. Croton Madag. Comoro 124. 2016, syn. nov. Type. Madagascar. Prov. Toliara: Antanimora, Dec 1959, J. Bosser 13913 (holotype: P [P00133041)!; isotype: P [P00133042]!).

Type.

Madagascar. sin. loc., s.d., P. Commerson s.n. (holotype: P-JU [Catal. # 16373]!), isotype: P [P00312343] !).

Habit and distribution.

Shrubs; southern Madagascar (Toliara).

Notes.

Different sheets of the same collection were designated as types of Croton bastardii var. meridionalis and C. decaryi var. subglaber by Radcliffe-Smith (2016). Both clearly belong to the Adenophorus Group and are placed here in synonymy.