dcsimg
Unresolved name

Isoetes schweinfurthii A. Braun ex Baker

Derivation of specific name

provided by Flora of Zimbabwe
schweinfurthii: named after Dr Georg August Schweinfurth (1836-1925), German botanical collector and taxonomist.
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). Isoetes schweinfurthii A. Braun ex Baker Flora of Zimbabwe website. Accessed 28 August 2014 at http://www.zimbabweflora.co.zw/speciesdata/species.php?species_id=100200
author
Mark Hyde
author
Bart Wursten
author
Petra Ballings
original
visit source
partner site
Flora of Zimbabwe

Description

provided by Flora of Zimbabwe
Pseudo-corms 3-lobed; bud scales dark brown to blackish, triangular-cuspidate, ± 6 × 4 mm. Leaves 5-40, narrow, stiff, 150-300 mm × c.1 mm (at apex) - c.10 mm (around sporangium), apex tapering to a point. Ligule narrowly triangular, sides convex, abruptly pointed, 2-6 mm long, pale, covered by a membranous serrate lip in the lower half. Velum absent. Sporangia 4-12 × 5-9 mm, oblong-obovate to circular. Megaspores 0.4-0.5 mm in diameter, ash-grey to whitish, upper surface almost smooth or with a few tubercles, lower tuberculate with conical warts.
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). Isoetes schweinfurthii A. Braun ex Baker Flora of Zimbabwe website. Accessed 28 August 2014 at http://www.zimbabweflora.co.zw/speciesdata/species.php?species_id=100200
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, central African Republic, Côte d' Ivoire, Ethiopia, Madagascar, Malawi, Morocco, Mozambique, Namibia, Senegal, South Africa, Sudan, Tanzania, 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). Isoetes schweinfurthii A. Braun ex Baker Flora of Zimbabwe website. Accessed 28 August 2014 at http://www.zimbabweflora.co.zw/speciesdata/species.php?species_id=100200
author
Mark Hyde
author
Bart Wursten
author
Petra Ballings
original
visit source
partner site
Flora of Zimbabwe