Coleus succulentus Pax

Coleus succulentus Pax, Bot. Jahrb. Syst. 39: 646. 1907. = Plectranthus pseudomarrubioides R. H. Willemse, Kew Bull. 40: 93. 1985. Type: Ethiopia, Debre Libanos, 2 Nov 1965, W. J. J. O. de Wilde & de Wilde-Duyfjes 8656 (holotype WAG [WAG 0001746]; isotype BR [BR 0000005232543]). Type. Ethiopia, Zuquala Mt., O. Ryding & C. Puff 1657 (neotype UPS [V- 057092]; isoneotype ETH, designated by Ryding [2000]). Description. Paton et al. (2009: 320), as Plectranthus pseudomarrubioides R. H. Willemse. Distribution. Ethiopia to N. Tanzania, Arabian Peninsula. Habitat and ecology. Saxicolous, near riparian forest, ca. 900 m elev. Additional specimens. DR. Congo, Haut-Katanga, Kundelungu, Sampwe, galerie forestière de la rivière Mufungwe, 10 Apr 1949, G. F. de Witte 6005 (BR). Notes. 1. New species record for DR. Congo. 2. The locality in Katanga is remarkably disjunct, ca. 1000 km in the SW of the nearest locations in N Tanzania. 3. Another collection from Upemba National Park (Katanga) (G. F. de Witte 6449), is intermediate between C. succulentus and C. cylindraceus.