Hymenophyllum kuhnii C. Chr.

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Photo: Petra Ballings
John Meikle Forestry Estate, Stapleford

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Synonyms:	Hymenophyllum henkelii Sim Hymenophyllum meyeri Kuhn Hymenophyllum polyanthos (Sw.) Sw. var. kuhnii (C. Chr.) Schelpe Mecodium kuhnii (C.Chr.) Copel.
Common names:
Frequency:
Status:	Native
Description:	Rhizome wiry and thin, widely creeping, set with persistent ventrally attached hairs. Fronds spaced apart. Stipe up to 6 cm long, without hairs, narrowly winged. Lamina usually oblong to narrowly elliptic in outline, 3-60 × 1.5-7 cm, 2- or 3-pinnatifid, finely dissected into up to 100-180 lobes per pinnae, hairless. Ultimate lobes set close together or overlappinglinear, apices rounded, margin entire. Rhachis winged. Sori along the costae of the pinnae on the innermost lobes, several per pinna, broadly obconic to rounded in shape, soral valves entire.
Notes:	Can be separated from other species by having hairless fronds and entire lobe margins. Can be distinguished from H. capense by having pinnae that are composed of more than 15 lobes. Can be separated from H. mossambicense by having a rhizome that has persistent ventrally attached hairs and ultimate lobes that are set close together or overlapping.
Derivation of specific name:	kuhnii: named after Maximillian Kuhn a German physician and botanist.
Habitat:	Epiphyte in shaded, moist, high-altitude evergreen forest.
Altitude range: (metres)	1250 - 2250 m
Worldwide distribution:	East, central and west Africa, south-central Africa (according to Crouch et al. not in South Africa). Also Madagascar.
Zimbabwe distribution:	E
Growth form(s):	Epiphyte, lithophyte.
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters:	Display spot characters for this species
Images last updated:	Sunday 15 April 2012
Literature:	Burrows, J.E. (1990). Southern African Ferns and Fern Allies. Frandsen, Sandton. Page 97. (Includes a picture). Burrows, J.E. & Burrows, S.M. (1993). An annotated check-list of the pteridophytes of Malawi Kirkia 14(1) Page 84. Burrows, J.E. & Willis, C.K. (eds) (2005). Plants of the Nyika Plateau Southern African Botanical Diversity Network Report No. 31 SABONET, Pretoria Page 31. (Includes a picture). Chapano, C. & Mamuto, M. (2003). Plants of the Chimanimani District National Herbarium and Botanic Garden, Zimbabwe Page 32. as Hymenophyllum polyanthos Da Silva, M.C., Izidine, S. & Amude, A.B. (2004). A preliminary checklist of the vascular plants of Mozambique. Southern African Botanical Diversity Network Report No. 30 Sabonet, Pretoria Page 11. Dowsett-Lemaire, F. (1989). The flora and phytogeography of the evergreen forests of Malawi. I: Afromontane and mid-altitude forests; Bull. Jard. Bot. Nat. Belg. 59(1/2) Page 26. As Hymenophyllum polyanthos Jacobsen, W.B.G. (1983). The Ferns and Fern Allies of Southern Africa. Butterworths, Durban and Pretoria. Pages 196 - 197. (Includes a picture). Mapaura, A. & Timberlake, J. (eds) (2004). A checklist of Zimbabwean vascular plants Southern African Botanical Diversity Network Report No. 33 Sabonet, Pretoria and Harare Page 7. Roux, J.P. (2001). Conspectus of Southern African Pteridophyta. Southern African Botanical Diversity Network Report 13 Page 43. Roux, J.P. (2009). Synopsis of the Lycopodiophyta and Pteridophyta of Africa, Madagascar and neighbouring islands Pages 45 - 46. Schelpe, E.A.C.L.E. (1970). Pteridophyta Flora Zambesiaca Pages 79 - 80. (Includes a picture). Wursten, B., Timberlake, J. & Darbyshire, I. (2017). The Chimanimani Mountains: an updated checklist. Kirkia 19(1) Page 78.

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Flora of Burundi: Hymenophyllum kuhnii
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Flora of Rwanda: Hymenophyllum kuhnii
Flora of Zambia: Hymenophyllum kuhnii

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