Pleopeltis macrocarpa var. dichotoma Hieron. ex Eb. Fisch. & Lobin, 2024

Fischer, Eberhard & Lobin, Wolfram, 2024, Checklist of Lycopodiopsida (clubmosses and quillworts) and Polypodiopsida (ferns) of Rwanda, Willdenowia 53 (3), pp. 149-172 : 168

Pleopeltis macrocarpa var. dichotoma Hieron. ex Eb. Fisch. & Lobin , var. nov. – Fig. 3.

Holotype: D. R. Congo, Ninagongo (= Nyiragongo), 2000–2500 m, 3 Oct 1907, J. Mildbraed 1316a (B 20 0025283 [https://herbarium.bgbm.org/object /B200025283]).

– Lepicystis lanceolata var. dichotoma Hieron. , nom nud. in Brause & Hieronymus (1910: 33).

Diagnosis — The new variety differs from typical P. macrocarpa var. macrocarpa in the lamina dichotomously divided at the top, bifurcate, with each lobe also being bifurcate.

Distribution — Known only from the Virunga Volcanoes in D. R. Congo and Rwanda.

Habitat — Epiphyte in montane forest, 2000–2900 m.

Additional specimens seen (paratypes) — D. R. CONGO: Ninagongo (= Nyiragongo), Acanthus -Busch und unterer Waldgürtel, 2000–2500 m, 3 Oct 1907, J. Mildbraed 1316, junge Pflanze [young plant on lower right of the sheet], together with L. lanceolata var. pinnatiloba Hieron. [upper left of the sheet] (B 20 0025281); Kihawe (P. Karisimbi), 2400 m, 7 Mar 1935, De Witte 2295 (BR0000019902777) (together with var. pinnatiloba ). — RWANDA: Volcano National Park, Mt Gahinga, on bamboo, 2900 m, 20 Mar 2022, E. Fischer, P. Ballings & B. Wursten s.n. (KOBL).