Derivation of specific name
(
anglais
)
fourni par Flora of Zimbabwe
pentagona: having 5 angles, referring to the pentagonal outline of the fronds.
- licence
- cc-by-nc
- droit d’auteur
- Mark Hyde, Bart Wursten and Petra Ballings
- citation bibliographique
- Hyde, M.A., Wursten, B.T. and Ballings, P. (2002-2014). Cheilanthes pentagona Schelpe & N.C. Anthony Flora of Zimbabwe website. Accessed 28 August 2014 at http://www.zimbabweflora.co.zw/speciesdata/species.php?species_id=100820
- auteur
- Mark Hyde
- auteur
- Bart Wursten
- auteur
- Petra Ballings
Description
(
anglais
)
fourni par Flora of Zimbabwe
Rhizome creeping, up to 3 mm in diameter; rhizome scales reddish brown with dark central stripe, lanceolate in outline, margin entire.
Fronds closely spaced, erect, herbaceous to coriaceous, grey to midgreen.
Stipe dark brown to almost black, up to 15 cm long, glabrous but with few brown scales at the base.
Lamina 3.5-11 cm × 3.5-11 cm, strongly pentagonal in outline, 3-pinnatifid to 4-pinnatifid on the basal pinnae; lowest pinnae basiscopically developed.
Pinnae with venation apparent on both surfaces, both surfaces glabrous, margins wavy to shallowly lobed.
Rhachis very dark brown to almost black, hairless, shiny.
Sori small, marginal, discrete; indusium small, discontinuous, pale, subentire to erose, membranous.
- licence
- cc-by-nc
- droit d’auteur
- Mark Hyde, Bart Wursten and Petra Ballings
- citation bibliographique
- Hyde, M.A., Wursten, B.T. and Ballings, P. (2002-2014). Cheilanthes pentagona Schelpe & N.C. Anthony Flora of Zimbabwe website. Accessed 28 August 2014 at http://www.zimbabweflora.co.zw/speciesdata/species.php?species_id=100820
- auteur
- Mark Hyde
- auteur
- Bart Wursten
- auteur
- Petra Ballings
Worldwide distribution
(
anglais
)
fourni par Flora of Zimbabwe
Angola, Namibia, South Africa, Zimbabwe
- licence
- cc-by-nc
- droit d’auteur
- Mark Hyde, Bart Wursten and Petra Ballings
- citation bibliographique
- Hyde, M.A., Wursten, B.T. and Ballings, P. (2002-2014). Cheilanthes pentagona Schelpe & N.C. Anthony Flora of Zimbabwe website. Accessed 28 August 2014 at http://www.zimbabweflora.co.zw/speciesdata/species.php?species_id=100820
- auteur
- Mark Hyde
- auteur
- Bart Wursten
- auteur
- Petra Ballings
Cheilanthes pentagona: Brief Summary
(
vietnamien
)
fourni par wikipedia VI
Cheilanthes pentagona là một loài dương xỉ trong họ Pteridaceae. Loài này được Schelpe & N.C. Anthony mô tả khoa học đầu tiên năm 1982.
- licence
- cc-by-sa-3.0
- droit d’auteur
- Wikipedia tác giả và biên tập viên