Cheilanthes botswanae Schelpe & N.C. Anthony
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Common name |
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Description |
Rhizome shortly creeping to ascending; rhizome scales apex slowly tapering to a point, margin pale, entire, up to 4 mm long, pale brown or more frequently black. Fronds monomorphic, closely spaced. Stipe 6-14 cm, brown, grooved above, set with brown, hairlike scales up to 3 mm long. Lamina 2-3 pinnate, narrowly ovate to lanceolate in outline, 9-17 × 3.5-7 cm; ultimate segments oblong to narrowly hastate, venation obscure, free, hairless, undersurface occasionally set with a few scales along the costules; rhachis and secondary rhachises brown, grooved above, densely covered with lanceolate scales. Sori marginal; indusium continuous, subentire. |
Notes | Very difficult to distinguish from both varieties of C. involuta, some feel that it should be treated as a variety of that species. |
Derivation | botswanae: from Botswana, the type specimen was collected in this country. |
Habitat | Dry, rocky outcrops in mixed woodland, in areas that have a long, hot dry period in the winter and spring months. |
Distribution worldwide | See African distribution. |
Distribution in Africa |
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Growth form |
Lithophytic, terrestrial. |
Literature |
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