Croton myriaster Baker, J. Bot. 20: 268. 1882

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

98. Croton myriaster Baker, J. Bot. 20: 268. 1882

Croton calomeris Baill., Bull. Mens. Soc. Linn. Paris 2: 860. 1890. Type. Madagascar. Madag. centr., s.d., R. Baron 5929 (lectotype, designated here: P [P00132997]!; isolectotypes: K [K001040364]!, P [P00132998]!).

Croton myriaster var. austromadecassus Leandri, Ann. Mus. Colon. Marseille, sér. 5, 7(1): 58. 1939, as ' austromadecassa '. Type. Madagascar. Prov. Fianarantsoa: Pic d’Ivohibe (Bara), 1500-2000 m, 5-11 Nov 1924, Humbert 3198 (lectotype, designated here: P [P00224708]!; isolectotypes: P [P00338294]!, TAN [TAN000538]!). Madagascar. Prov. Fianarantsoa: Befotaka (Prov. de Farafangana), 20 Aug 1926, R. Decary 5147 (syntype: P [P00133001]). Madagascar. Prov. Fianarantsoa: Massif d’Andringitra, 1700 m, Sep 1911, H. Perrier de la Bâthie 9762 (syntype: P [P00133016]!). Madagascar. Prov. Fianarantsoa: haute vallée de la Rienana (Bassin du Matitanana), 1000-1400 m, 18-22 Nov 1924, H. Humbert 3624 (syntype: P [P00133005]!). Madagascar. Prov. Toliara: Massif du Beampingaratra, vallée de la Maloto, 800-1500 m, 31 Oct-1 Nov 1938, H. Humbert 6328 (syntypes: P [P00133008]!, US [US01050275]!). Madagascar. Prov. Toliara: Massif de l’Andohahela, 1800-1979 m, 21-22 Oct 1928, H. Humbert 6213 (syntype: P [P00133007]!). Madagascar. Prov. Fianarantsoa: Massif de l’Ikongo (Prov. de Farafangana), 17 Oct 1926, R. Decary 5692 (syntype: P [P00133002]!). Madagascar. Prov. Fianarantsoa: Massif de l’Ikongo (Prov. de Farafangana), 17 Oct 1926, R. Decary 5779 (syntype: P [P00133003]!).

Croton regeneratrix var. ranomafanae Radcl.-Sm., Gen. Croton Madag. Comoro 202. 2016, syn. nov. Type. Madagascar. Prov. Fianarantsoa: W of Ranomafana, Parc National Ranomafana, 21°16'S, 47°28'E, 900-1100 m, 8-10 Sep 1992, S. Malcomber & R. Rakoto 1551 (holotype: K!; isotype: MO!).

Type.

Madagascar. sin. loc., s.d., R. Baron 223 (lectotype, designated here: K [K000422585]!; isolectotypes: [K000422584]!; P [P00132995]!) .

Habit and distribution.

Trees; montane forests of Madagascar (Antananarivo, Antsiranana, Fianarantsoa, Mahajanga, Toamasina, Toliara).