Asplenium dregeanum Kunze

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BR

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Synonyms:	Asplenium brachypteron Kunze Asplenium dregeanum Kunze var. brachypterum (Kunze ex Houlston & T.Moore) Bonap. Asplenium dregeanum Kunze var. gracile Bonap. Asplenium gracile Peter Asplenium gueinzianum Mett. ex Kuhn
Common names:
Frequency:
Status:	Native
Description:	Rhizome erect, c. 3 mm thick; scales brown, 1-5 mm long, margins entire. Fronds tufted, proliferous near the apex, the apical segment above the proliferating bud has less than 5 lobes. Stipe up to 17 cm, greyish-brown, sometimes narrowly winged, subglabrous. Lamina 16-39 cm × 3.5-6 cm, 2-pinnate to 3-pinnatifid, narrowly lanceolate to oblong in outline. Pinnae up to 35 × 11 mm, acroscopically developed, glabrous to subglabrous, lobes narrowly oblong-obtuse. Pinnae with 1-3 basiscopic pinnae lobes; the first arising between the 2nd-4th acroscopic lobes. Sori up to 2 mm, elliptic, one centrally located per lobe, indusium entire.
Notes:	Confused with similar species; A. dregeanum has finer divided fronds with the the first basal lobe arising between the 2nd and 4th acroscopic lobes.
Derivation of specific name:	dregeanum: named after J.F. Drège (1794-1881), a German horticulturist and plant collector in southern Africa.
Habitat:	In areas with deep shade and abundant moisture in evergreen forests. Epiphyte or lithophyte.
Altitude range:	100 - 2300 m
Flowering time:
Worldwide distribution:	Angola, Bioko, Burundi, Cameroon, Cote d'Ivoire, DRC, Ethiopia, Gabon, Ghana, Guinea, Kenya, Liberia, Malawi, Mozambique, Nigeria, Rwanda, Soa Tomé, Sierra Leone, South Africa, Sudan, Tanzania, Togo, Uganda, Zambia, Zimbabwe, Madagascan region
Mozambique distribution:	N,Z,MS
Growth form:
Endemic status:
Red data list status:
Insects (whose larvae eat this species):
Spot characters:	Display spot characters for this species
Content last updated:	Saturday 15 October 2011
Literature:	Burrows, J.E. (1990). Southern African Ferns and Fern Allies. Frandsen, Sandton. Page 236. (Includes a picture). Crouch, N.R., Klopper, R.R., Burrows, J.E. & Burrows, S.M. (2011). Ferns of Southern Africa, A comprehensive guide Struik Nature Pages 628 - 629. (Includes a picture). Jacobsen, W.B.G. (1983). The Ferns and Fern Allies of Southern Africa. Butterworths, Durban and Pretoria. Pages 372 - 373. (Includes a picture). Kornas, J. (1979). Distribution and ecology of the Pteridophytes in Zambia Polska Akademia Nauk Wydzial II Nauk Biologicznych Page 98. 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 5. Roux, J.P. (2001). Conspectus of Southern African Pteridophyta. Southern African Botanical Diversity Network Report 13 Pages 163 - 164. Roux, J.P. (2009). Synopsis of the Lycopodiophyta and Pteridophyta of Africa, Madagascar and neighbouring islands Pages 83 - 84. Schelpe, E.A.C.L.E. (1970). Pteridophyta FZ Page 184.

Other sources of information about Asplenium dregeanum:

Biodiversity Explorer (Biodiversity of southern Africa): Asplenium dregeanum
ePIC (electronic Plant Information Center): Asplenium dregeanum
Flora Zambesiaca web site: Asplenium dregeanum
Google: Web - Images - Scholar
GRIN (Germplasm Resources Information Network) taxonomy for plants report for Asplenium dregeanum
IPNI (International Plant Names Index): Asplenium dregeanum
JSTOR Plant Science: Asplenium dregeanum
Kew Herbarium catalogue: Asplenium dregeanum
Tropicos: Asplenium dregeanum
West African Plants database: Asplenium dregeanum