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Actiniopteris radiata Sw. Link [family ADIANTACEAE]

Herbarium
Royal Botanic Gardens, Kew (K)
Collection
Flora Zambesiaca
Resource Type
Reference Sources
Entry From
FZ, Vol 0, Part 0, page 98, (1970) Author: E. A. C. L. E. Schelpe
Names
Pteris radiata Sw. Boj. [family ADIANTACEAE], Hort. Maurit.: 399 (1837). Type as above.
Asplenium polydactylon Webb [family ADIANTACEAE], Spic. Gorgon, in Hook., Niger Fl.: 193 (1849). Type from Cape Verde Is.
Actiniopteris australis [family ADIANTACEAE], sensu Sim, Ferns S. Afr. ed. 2: 250, t. 34 fig. 2 (1915).
Actiniopteris australis var. radiata Sw. C. Chr. [family ADIANTACEAE], in Dansk Bot. Ark. 7: 125 (1932). Type as for Actiniopteris radiata.
Actiniopteris radiata Sw. Link [family ADIANTACEAE], Fil. Sp.: 80 (1841).—Tardieu, Fl. Madag., Polypod. 1: 81, t. 16 fig. 7–9 (1958).—P.-Sermolli in Webbia, 17: 8, t. 1 fig. a–f (1962). TAB. 42 fig. C. Type from India.
Asplenium radiatum Sw. [family ADIANTACEAE], in Schrad., Journ. Bot. 1800, 2: 50 (1801). Type as above.
Acrostichum radiatum Konig ex Poir. [family ADIANTACEAE], Encycl. Méth., Bot., Suppl. 1: 128 (1810). Type as above.
Acropteris radiata Sw. Link [family ADIANTACEAE], Hort. Berol. 2: 56 (1833). Type as above.
Information
Rhizome c. 4 mm.in diam., creeping, with closely tufted fronds and with linear attenuate entire rhizome-scales c. 3 mm. long with a central black stripe and pale-brown borders. Stipe glaucous to stramineous, mostly glabrous, becoming castaneous and bearing a few linear lanceolate scales towards the base, up to 13.5 cm. long. Frond erect coriaceous; fertile fronds often a little longer than the sterile fronds with the lamina sharply declinate when desiccated. Lamina flabellate with a truncate base, repeatedly dichotomously divided into up to 48 narrow linear segments entire except for a sharply dentate apex with 2–6 teeth, margins usually reflexed, with minute short hairs ventrally and with brown linear-lanceolate hair-pointed scales dorsally especially about the base. Sori in submarginal lines; indusium continuous, entire, membranous.
Habitat
Around dry rock outcrops
Range
throughout tropical Africa westwards to the Cape Verde Is. and eastwards through Arabia to India and Ceylon.
Altitude range
600–1220 m.
1220
600
Distribution
Zimbabwe S Gwanda, Monro (PRE).Zimbabwe E Melsetter, near Hot Springs, 29.xii.1948, Chase 2004 (BM; SRGH).Zimbabwe W Bulalima Mangwe, Isibabe, 6.v.1942, Feiertag in GHS 45445 (BM; SRGH).Zimbabwe N Urungwe Distr., S. bank of Mauora R., 27.ii.1958, Phipps 919 (BM; BOL; K; SRGH).Zambia S Victoria Falls, path to Katonta Pools, 6.vii.1953, Schelpe 3945 (BM; BOL).Botswana N Kopjies, Ngamiland, 5.v.1930, Van Son (K; PRE; SRGH).
Distribution (external)
S. Africa
SW. Africa
Actiniopteris radiata Sw. Link [family ADIANTACEAE]
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