Asplenium dregeanum Kunze (1836: 517)

Fischer, Eberhard & Lobin, Wolfram, 2023, Synoptic Revision of Aspleniaceae (Asplenium, Hymenasplenium) of Rwanda, Phytotaxa 608 (1), pp. 1-65 : 14-16

Asplenium dregeanum Kunze (1836: 517) .

Lectotype (designated by Viane 2021: 78):— SOUTH AFRICA. Ostkap: Transkei (“Kaffraria”), between the large waterfall and Omsamcaba , 14 May 1832, J.F.Drège s.n. (P00522367 [digital image!]), isolectotypes B 20 0056651!, B 20 0012214!).

Specimens seen:—Western Province: Kibuye (= Karongi), Nduba , 15 June 1954, A.R.Christiaensen 466 ( BR0000015496461 ) ; Nyungwe NP, Gisovu, Préfect. Kibuye (= Karongi ), 22 February 1972, P.Bamps 3219 ( BR0000015496423 ) ; Forêt de Nyungwe, environs d’Uwinka, Préfecture Cyangugu (= Rusizi ), 23 January 1971, G.Bouxin 120 ( BR0000015496447 ) ; Forêt de Rugege (Cyangugu), Marais du Kamiransovu , aux env. du km 103 de la route Butare (= Huye ) – Cyangugu (= Rusizi ), 25 July 1974, P.Auquier 3432 ( BR0000015496416 ) ; Astrida (= Huye) – Bukavu km 100, 31 January 1960, S.C.Antun-Gupffert 662 ( BR0000015496393 ) ; Astrida (= Huye) – Bukavu km 100, 31 January 1960, S.C.Antun-Gupffert 672 ( BR0000015496409 ) ; Rangiro , forêt de Nyungwe, 14 June 1978, J.Raynal 20550 ( BR0000009544772 ) ; Forêt de Nyungwe, road Pindura , to border with Burundi, km 24, 26 July 1974, J. Rammeloo 4050 ( BR0000015496485 ) ; terrein Cyangugu (= Rusizi), heuvels bij de mt. Bigugu , 6 March 1972, P. Van der Veken 9682 ( BR0000015496508 ) ; Kisakura (= Gisakura), Préfect. Cyangugu (= Rusizi ), 3 February 1972, P.Bamps 3272 ( BR0000015496430 ) ; Monti a sud-est del lago Kivu a 51 km da Bukavu lungo la strada per Astrida (= Huye ), 15 August 1956, R.Pichi Sermolli 5300 ( BR0000015496478 ) ; Forêt de Nyungwe environs de Rwankuba, Préfecture Cyangugu (= Rusizi ), 14 June 1971, G.Bouxin 1003 ( BR0000015496454 ) ; Env. d’Uwinka, forêt de Nyungwe, Bururi, Préfecture: Cyangugu (= Rusizi ), 8 June 1981, G.Troupin 16292 ( BR0000016329171 ) .

First recorded for Rwanda — Pichi Sermolli (1985: 131) as Asplenium dregeanum subsp. brachypterum ( Houlston & Moore 1851: 260) Pichi Sermolli (1985: 130) .

Habitat:—Epiphyte in montane forest, elev. 2000–2450 m.

Distribution in Rwanda:—Western Province: Nyungwe NP.

General distribution: —Africa: Guinea to Ethiopia, southwards to Rep. South Africa, Madagascar.