Blechnum punctulatum Sw.
var. punctulatum

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Blechnum punctulatum var. punctulatum

Photo: Petra Ballings
SRGH

Blechnum punctulatum var. punctulatum

Photo: Petra Ballings
SRGH

Blechnum punctulatum var. punctulatum

Photo: Petra Ballings
SRGH

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Species details: Click on each item to see an explanation of that item (Note: opens a new window)

Synonyms: Blechnum rigidum Sw.
Lomaria auriculata Desv.
Lomaria densa Kaulf.
Lomaria dregeana Fée
Lomaria punctulata (Sw.) Kunze
Common names:
Frequency:
Status: Native
Description:
Rhizome creeping to suberect, up to 4 cm in diameter; scales dark brown, linear, up to 2 cm long, margins pale, entire. Fronds dimorphic, tufted. Stipe up to 10 cm long, glabrous but with scales towards the base. Sterile lamina 3.3-80 cm × 1.2-12 cm, linear-elliptic in outline, pinnate with basal pinnae gradually decrescent; pinnae narrowly oblong, glabrous, margins entire,base with truncate lobes overlapping the rhachis. Fertile lamina reduced; pinnae 1-4 mm wide, linear. Sori linear, set parallel to the costa, continuous throughout,covering most of the undersurface of the fertile pinnae; indusium linear, subentire.
Notes:
Derivation of specific name: punctulatum: finely dotted, referring to the submarginal hydrathodes on the sterile lamina.
Habitat: Terrestrial on shaded forest floor or lithophytic on boulders along mountain streams in scrub or along moist forest margins.
Altitude range: (metres) Up to 2000 m
Worldwide distribution: Lesotho, Malawi, Zimbabwe, South Africa, Swaziland, Tanzania and Madagascan region.
Zimbabwe distribution: N,S
Growth form(s): Lithophyte, terrestrial.
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters: Display spot characters for this species
Images last updated: Sunday 4 March 2007
Literature:

Burrows, J.E. (1990). Southern African Ferns and Fern Allies. Frandsen, Sandton. Pages 332 - 335. (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 736 - 738. (Includes a picture).

Jacobsen, W.B.G. (1983). The Ferns and Fern Allies of Southern Africa. Butterworths, Durban and Pretoria. Pages 466 - 467. (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 5.

Roux, J.P. (2001). Conspectus of Southern African Pteridophyta. Southern African Botanical Diversity Network Report 13 Page 155.

Roux, J.P. (2009). Synopsis of the Lycopodiophyta and Pteridophyta of Africa, Madagascar and neighbouring islands Page 104.

Schelpe, E.A.C.L.E. (1970). Pteridophyta Flora Zambesiaca Page 239.


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Other sources of information about Blechnum punctulatum var. punctulatum:

Our websites:

Flora of Malawi: Blechnum punctulatum var. punctulatum

External websites:

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


Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2002-17

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2017). Flora of Zimbabwe: Species information: Blechnum punctulatum var. punctulatum.
http://www.zimbabweflora.co.zw/speciesdata/species.php?species_id=102300, retrieved 18 November 2017

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