Asplenium preussii Hieron.

Fischer, Eberhard & Lobin, Wolfram, 2023, Synoptic Revision of Aspleniaceae (Asplenium, Hymenasplenium) of Rwanda, Phytotaxa 608 (1), pp. 1-65 : 34

publication ID	https://doi.org/10.11646/phytotaxa.608.1.1
DOI	https://doi.org/10.5281/zenodo.8249028
persistent identifier	https://treatment.plazi.org/id/8D3A87D0-FFE0-5121-FF5D-F962FFFCB859
treatment provided by	Plazi (2023-08-15 09:53:24, last updated 2023-11-09 19:21:32)
scientific name	Asplenium preussii Hieron.
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Asplenium preussii Hieron. View in CoL in Brause & Hieronymus (1910: 9).

Lectotype (designated by Tardieu-Blot 1964a: 222):— CAMEROON. “Urwald westlich Buea, 900 m,“ 17 January 1891, P.R.Preuss 584 (B 20 0020294a!), isolectotype B 20 00293!).

Specimens seen:—Western Province: Nyungwe NP, Road Pindura to the border with Burundi, km 21, 27 July 1974, J.Rammeloo 4081 ( BR0000016312425 ); Nyungwe NP, Cyamudongo Forest, 4 April 2021, E. Fischer s.n. ( KOBL) .

First recorded for Rwanda: — Pichi Sermolli (1985: 147) as Asplenium pseudoauriculatum auct. non Schelpe.

Habitat: —Terrestrial in montane forest, elev. 1900–2300 m.

Distribution in Rwanda:—Western Province: Nyungwe NP, Bweyeye, Cyamudongo Forest.

Distribution in Africa: — Guinea, Sierra Leone, Liberia, Nigeria, Cameroon, Gulf of Guinea Isl., D.R. Congo, Sudan, Ethiopia, Zimbabwe, Mozambique, Rep. South Africa, Madagascar.

Note:— Asplenium preussii is part of a species complex. Viane (2021: 174) considers A. austroafricanum ( Schelpe 1967: 208) Viane (2021: 174) and A. pseudoauriculatum Schelpe (1967: 206) as separate species, the latter possibly representing a hybrid ( Viane 2021: 174). The material from Rwanda belongs to A. preussii s.str.

References

Brause, G. & Hieronymus, G. (1910) Polypodiaceae. In: Mildbraed, J. (ed.) Wissenschaftliche Ergebnisse der deutschen Zentral-Afrika Expedition 1907 - 1908 unter Fuhrung Adolf Friedrichs, Herzogs zu Mecklenburg 2. Klinkhardt & Biermann, Leipzig, pp. 2 - 36.

Pichi Sermolli, R. E. G. (1985) A Contribution to the Knowledge of the Pteridophyta of Rwanda, Burundi, and Kivu (Zaire) II. Bulletin du Jardin botanique National de Belgique / Bulletin van de Nationale Plantentuin van Belgie 55 (1 / 2): 123 - 206. https: // doi. org / 10.2307 / 3668014

Schelpe, E. A. C. L. E. (1967) New taxa of Pteridophyta from South East Tropical Africa. Bulletin of the Broterian Society 41: 203 - 217.

Tardieu-Blot, M. - L. (1964 a) 3. Pteridophytes. In: Aubreville, A. (ed.) Flore du Cameroun. Museum Nationaled'HistoireNaturelleParis. 372 pp.

Viane, R. L. L. (2021) Aspleniaceae of Madagascar. A revision with annotations from the Mascarenes, the Comoros, TAAF, and continental Africa. University Press Wachtebeke, 247 pp.