Drynaria volkensii Hieron.

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Synonyms: Drynaria saccardoi Cufod.
Drynaria volkensii Hieron. var. macrosora Hieron.
Drynaria volkensii Hieron. var. uondensis Fiori
Common names:
Frequency:
Status: Native
Description:
Rhizome up to 1 cm in diameter, creeping, often encircling the boles of large trees; rhizome scales dark-castaneous, spinose, up to 6 mm long. Fronds spaced, dimorph. Sterile "nest" fronds up to 24 × 18 cm., sessile, erect, ovate in outline, chartaceous, with prominent veins, pinnatifid into narrowly oblong acute to obtuse lobes, glabrous except for minute brown laciniate scales along the midrib. Fertile fronds erect to arching, firmly herbaceous, stipitate. Stipe pale brown, up to 15 × 0.3–0.4 cm, glabrous. Lamina up to 67 × 32 cm, ovate-oblong in outline, with a narrow wing decurrent onto the stipe, pinnatifid almost to the midrib into cultrate acute-acuminate lobes up to 23 × 4 cm, base abruptly broadened adnate, margin minutely and irregularly notched, thinly set with brown laciniate scales when young, glabrous at maturity. Sori 2–2.5 mm in diameter, round, borne close to the costa about 3 mm apart.
Notes:
Derivation of specific name:
Habitat: Evergreen forest.
Altitude range: 1800 - 2150 m
Worldwide distribution: Widespread in tropical Africa.
Mozambique distribution: N
Growth form(s): Epiphyte.
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters: Display spot characters for this species
Literature:

Burrows, J.E. & Willis, C.K. (eds) (2005). Plants of the Nyika Plateau Southern African Botanical Diversity Network Report No. 31 SABONET, Pretoria Page 38. (Includes a picture).

Burrows, J.E. , Burrows, S.M. (1993). An annotated check-list of the pteridophytes of Malawi Kirkia 14(1) Page 90.

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 13.

Kornas, J. (1979). Distribution and ecology of the Pteridophytes in Zambia Polska Akademia Nauk Wydzial II Nauk Biologicznych Page 75.

Phiri, P.S.M. (2005). A Checklist of Zambian Vascular Plants Southern African Botanical Diversity Network Report No. 32 Page 14.

Roux, J.P. (2001). Conspectus of Southern African Pteridophyta. Southern African Botanical Diversity Network Report 13 Page 99.

Roux, J.P. (2009). Synopsis of the Lycopodiophyta and Pteridophyta of Africa, Madagascar and neighbouring islands Page 153.

Schelpe, E.A.C.L.E. (1970). Pteridophyta Flora Zambesiaca Page 149. (Includes a picture).

Verdcourt, B. (2001). Polypodiaceae F.T.E.A. Pages 12 - 14. (Includes a picture).

Other sources of information about Drynaria volkensii:

Our websites:

Flora of Malawi: Drynaria volkensii
Flora of Zambia: Drynaria volkensii

External websites:

African Plants: A Photo Guide (Senckenberg): Drynaria volkensii
Biodiversity Explorer (Biodiversity of southern Africa): Drynaria volkensii
BHL (Biodiversity Heritage Library): Drynaria volkensii
EOL (Encyclopedia of Life): Drynaria volkensii
ePIC (electronic Plant Information Center): Drynaria volkensii
Flora Zambesiaca web site: Drynaria volkensii
GBIF (Global Biodiversity Information Facility): Drynaria volkensii
Google: Web - Images - Scholar
GRIN (Germplasm Resources Information Network): Drynaria volkensii
IPNI (International Plant Names Index): Drynaria volkensii
Ispot Southern Africa: Drynaria volkensii
JSTOR Plant Science: Drynaria volkensii
Kew Herbarium catalogue: Drynaria volkensii
Mansfeld World Database of Agricultural and Horticultural Crops: Drynaria volkensii
The Plant List (version 1.1): Drynaria volkensii
Tropicos: Drynaria volkensii


Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave 2007-17

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2017). Flora of Mozambique: Species information: Drynaria volkensii.
http://www.mozambiqueflora.com/speciesdata/species.php?species_id=213730, retrieved 21 November 2017

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