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Image of Cheilanthes involuta var. obscura (N. C. Anthony) N. C. Anthony
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Cheilanthes involuta var. obscura (N. C. Anthony) N. C. Anthony

Derivation of specific name

provided by Flora of Zimbabwe
involuta: inrolled, referring to the sometimes inrolled pinnule margin; obscura: obscure, venation not being very visible
license
cc-by-nc
copyright
Mark Hyde, Bart Wursten and Petra Ballings
bibliographic citation
Hyde, M.A., Wursten, B.T. and Ballings, P. (2002-2014). Cheilanthes involuta (Sw.) Schelpe & N.C. Anthony
var. obscura (N.C. Anthony) N.C. Anthony Flora of Zimbabwe website. Accessed 28 August 2014 at http://www.zimbabweflora.co.zw/speciesdata/species.php?species_id=100790
author
Mark Hyde
author
Bart Wursten
author
Petra Ballings
original
visit source
partner site
Flora of Zimbabwe

Description

provided by Flora of Zimbabwe
Rhizome shortly creeping to ascending, c. 4 mm in diameter; rhizome scales reddish brown sometimes with central dark stripe, apex slowly tapering to a point, margin entire, sometimes minutely toothed, up to 6 mm long. Fronds tufted, herbaceous to coriaceous. Stipe dark brown, grooved, set with brown to blackish scales up to 3 mm long, more so at the base. Lamina 3-24 cm × 2-13 cm, ovate to subdeltate in outline, 2-pinnate to 3-pinnatifid; ultimate segments oblong-ovate to subhastate, venation obscure, free, upper surface hairless, undersurface set with a few lanceolate scales along the costules. Rhachis and secondary rhachises with brown, lanceolate, hairlike scales. Sori linear, marginal; indusium continuous, suberose.
license
cc-by-nc
copyright
Mark Hyde, Bart Wursten and Petra Ballings
bibliographic citation
Hyde, M.A., Wursten, B.T. and Ballings, P. (2002-2014). Cheilanthes involuta (Sw.) Schelpe & N.C. Anthony
var. obscura (N.C. Anthony) N.C. Anthony Flora of Zimbabwe website. Accessed 28 August 2014 at http://www.zimbabweflora.co.zw/speciesdata/species.php?species_id=100790
author
Mark Hyde
author
Bart Wursten
author
Petra Ballings
original
visit source
partner site
Flora of Zimbabwe

Worldwide distribution

provided by Flora of Zimbabwe
Angola, Botswana, DRC, Kenya, Lesotho, Madagascar, Mozambique, Naminia, Socotra, South Africa, Tanzania, Uganda, Zambia, Zimbabwe
license
cc-by-nc
copyright
Mark Hyde, Bart Wursten and Petra Ballings
bibliographic citation
Hyde, M.A., Wursten, B.T. and Ballings, P. (2002-2014). Cheilanthes involuta (Sw.) Schelpe & N.C. Anthony
var. obscura (N.C. Anthony) N.C. Anthony Flora of Zimbabwe website. Accessed 28 August 2014 at http://www.zimbabweflora.co.zw/speciesdata/species.php?species_id=100790
author
Mark Hyde
author
Bart Wursten
author
Petra Ballings
original
visit source
partner site
Flora of Zimbabwe