| Home | > | List of families | > | Aspleniaceae | > | Asplenium | > | rukararense |
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| Description: |
Rhizome shortly creeping (type erect), to 3 mm diameter; rhizome scales mid-brown, elongate-deltoid in outline, apex pointed ending in hair-tip, to 8 x 2.5 mm, becoming glabrous. Fronds to 40 cm long, proliferous just below the apex. Stipe grey, 10-20 cm long, sparsely set with linear scales. Lamina lanceolate in outline, 25-35 x 8-17 cm, 2-pinnatifid, basal few pinnae slightly reduce, dapex decrescent. Pinnae 15-20 pairs, to 9 x 2.4 cm, deeply pinnatifid, linear-lanceolate in outline, base subtruncate; ultimate segments in 11-13 pairs, basal ones bifurcate or trifid, others with a notch at the apex, lobes ovate with toothed apex and decurrent base. Sori at the base of ultimate segments, 1.5-3 mm long; indusium membranous, entire, to 0.4 mm wide. |
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| Derivation of specific name: | rukararense: of the Rukarara; this species was first discovered in the source area of the Rukarara river in Nyungwe forest, Rwanda. |
| Habitat: | Terrestrial in montane forest. |
| Altitude range: (metres) | 1900 - 2600 m |
| Worldwide distribution: | Burundi, DRC, Rwanda. |
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| Growth form(s): | Terrestrial. |
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| Spot characters: | Display spot characters for this species |
| Literature: |
Beentje, H.J. (2008). Aspleniaceae Flora of Tropical East Africa Pages 68 - 69. Fischer E. & Lobin W. (2024). Checklist of Lycopodiopsida (clubmosses and quillworts) and Polypodiopsida (ferns) of Rwanda. Willdenowia 53(3) Page 158. Fischer, E. & Killmann, D. (2008). Illustrated Field guide to the Plants of Nyungwe National Park Rwanda. University of Koblenz-Landau. Page 64. (Includes a picture). Fischer, E. & Lobin, W. (2023). Synoptic Revision of Aspleniaceae (Asplenium, Hymenasplenium) of Rwanda. Phytotaxa 608 (1) Pages 40 - 41. Ntore, S. & al. (2024). Checklist of the vascular plants of Burundi Page 29. Roux, J.P. (2009). Synopsis of the Lycopodiophyta and Pteridophyta of Africa, Madagascar and neighbouring islands Page 95. |
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