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Asplenium dregeanum Kunze [family ASPLENIACEAE]
Peter, A., #32241
11-1925
Specimens
Tanzania
Asplenium dregeanum Kunze [family ASPLENIACEAE] (stored under name); Verified by Beentje,
Asplenium gracile Peter [family ASPLENIACEAE]
Asplenium sandersonii Hook. [family ASPLENIACEAE]
Asplenium gracile Peter [family ASPLENIACEAE]
Asplenium sandersonii Hook. [family ASPLENIACEAE]
Type? of Asplenium sandersonii Hooker [family ASPLENIACEAE]
Not on Sheet, #s.n.
None
Specimens
South Africa
Type? of Asplenium sandersonii Hooker [family ASPLENIACEAE] (stored under name); Verified by Hook., 1860
Filed as Asplenium sandersonii Hook. [family ASPLENIACEAE]
Raal, P.A.; Raal, G., #1657
1987-10-07
Specimens
South Africa
Asplenium sandersonii Hook. [family ASPLENIACEAE] (stored under name); Verified by Burrows, J.E.
Filed as Asplenium sandersonii Hook. [family ASPLENIACEAE]
Leippert H., #6143
None
Specimens
Tanzania
Asplenium sandersonii Hook. [family ASPLENIACEAE] (stored under name); Verified by Leippert H.
Filed as Asplenium sandersonii Hook. [family ASPLENIACEAE]
Hemp,A., #4003
2004-01-25
Specimens
Kenya
Asplenium sandersonii Hook. [family ASPLENIACEAE] (stored under name); Verified by Hemp, A.
Filed as Asplenium sandersonii Hook. [family ASPLENIACEAE]
Hemp,A., #None
2010-05-03
Specimens
Madagascar
Asplenium sandersonii Hook. [family ASPLENIACEAE] (stored under name); Verified by Hemp, A.
Filed as Asplenium sandersonii Hook. [family ASPLENIACEAE]
Hemp,A., #98
1989-10-31
Specimens
Tanzania
Asplenium sandersonii Hook. [family ASPLENIACEAE] (stored under name); Verified by Hemp, A.
Filed as Asplenium sandersonii Hook. [family ASPLENIACEAE]
Hemp,A., #98
1989-10-31
Specimens
Tanzania
Asplenium sandersonii Hook. [family ASPLENIACEAE] (stored under name); Verified by Hemp, A.
Filed as Asplenium sandersonii Hook. [family ASPLENIACEAE]
Hemp,A., #2973
2001-02-22
Specimens
Tanzania
Asplenium sandersonii Hook. [family ASPLENIACEAE] (stored under name); Verified by Hemp, A.
Asplenium sandersonii Hook. [family ASPLENIACEAE]
Carvalho, -., #2181
1986-08-01 - 1986-08-01
Specimens
Equatorial Guinea
Asplenium sandersonii Hook. [family ASPLENIACEAE] (stored under name); Verified by Faden, R. B., (US), Smithsonian Institution - National Museum of Natural History (UNITED STATES), 2014/06
Asplenium sandersonii Hook. [family ASPLENIACEAE]
FZ, Vol 0, Part 0, page 167, (1970) Author: E. A. C. L. E. Schelpe
Royal Botanic Gardens, Kew (K)
Reference Sources
Rhizome c. 3 mm. in diam., erect to suberect, with tufted fronds and with brown lanceolate-attenuate entire clathrate rhizome-scales up to 3.5 mm. long. Fronds arching, carnose, coriaceous, proliferating with a bud at the end of a naked extension of the rhachis. Stipe stramineous, up to 7 cm., sulcate when dry, glabrous except for occasional subulate clathrate pseudoserrate scales up to 1.5 mm. long. Lamina up to 16.5 x 2.5 cm., simply pinnate, pinnae petiolate, rhombic-dimidiate to cuneate tending to lunate; larger pinnae up to 1.3 x 0.7 cm., shallowly lobed into up to 9 entire obtuse lobes on the acroscopic margins, subglabrous with occasional minute brown stellate scales c. 0.5 mm. in diam. on the dorsal surface. Rhachis stramineous, with narrow green wings, set with sparse subulate brown scales and minute paler substellate scales. Sori 2 mm. long, oblong, up to 5 per pinna; indusium oblong, longly ciliate, semi-transparent.
Asplenium sandersonii Hook. [family ASPLENIACEAE]
Flora of Tropical East Africa, page 1, (2008) Author: Henk Beentje
Royal Botanic Gardens, Kew (K)
Reference Sources
DISTR. U 1–4; K 1, 3–7; T 1–4, 6, 7 widespread in tropical and South Africa; Madagascar, Comoros
Gregarious epiphyte, the frond tips rooting at the tip to form dense colonies; rhizome erect to suberect, ± 3 mm diameter, with tufted fronds and with dark brown lanceolate-attenuate entire clathrate rhizome scales 2–3.5 mm long. Fronds arching, fleshy to coriaceous, 1-pinnate, proliferating with a bud at the end of a naked extension of the rachis; stipe straw-colored, 1–9 cm, sulcate when dry, glabrous except for occasional subulate clathrate scales up to 1.5 mm long. Lamina simply pinnate, 5–30x1.5–4 cm, pinnae in 12–23 pairs, shortly petiolate, rhombic-dimidiate to obliquely cuneate tending to half-moon-shaped; pinnae 0.6–2x0.3–1 cm, shallowly lobed into 2–9 entire obtuse lobes on the acroscopic margins, subglabrous with occasional minute brown stellate scales ± 0.5 mm diameter on the dorsal surface. Rachis straw-colored, with narrow green wings, set with sparse subulate brown scales and minute paler substellate scales. Sori brown, (1–)2–8 per pinna, oblong, to 3 mm long; indusium oblong, fimbriate, semi-transparent. Fig. 2: 9–10, p. 14.
Letter from Mr. J. Medley Wood to Sir D. Morris; from the Botanic Gardens Durban, South Africa; 25 July 1888; two page letter comprising one image; folio 1792.
Medley Wood, John
Letters (Correspondence)
Christella sp. B [family THELYPTERIDACEAE]
Flora of Tropical East Africa, page 1, (2006) Author: BERNARD VERDCOURT
Royal Botanic Gardens, Kew (K)
Reference Sources
DISTR. T 3 not known elsewhere
Rhizome and stipe-base unknown. Lamina 32 cm long, 16 cm wide, the lowest pair of pinnae only slightly reduced; largest pinnae narrowly lanceolate, 8 cm long, 1.2 cm wide, pinnatifid into oblong lobes about 5 mm long, 2.5 mm wide, fairly densely hairy above, with few long hairs on costules beneath; veins with lowest pair anastomosing to form a rounded areole and excurrent nerve to the sinus. Indusium densely hairy with very long hairs ± 1 mm long exceeding width of indusium.
Letter from Mark John McKen to Sir Joseph Hooker; from Natal, South Africa; 24 Dec 1867; four page letter comprising two images; folio 991
McKen, Mark John
Letters (Correspondence)
Asplenium sandersonii Hook. [family ASPLENIACEAE]
Swaziland Ferns and Fern Allies, (2003) Author: J.P. Roux
South African National Biodiversity Institute, Compton Herbarium, Cape Town (SAM)
Reference Sources
Distribution: Rare in the north-western corner of Swaziland, occurring at an altitude of ±1 300 m. The species is widespread in sub-Saharan Africa and the western Indian Ocean region.
Plants epilithic or epiphytic. Rhizome erect to suberect, to 15 mm long, to 2 mm in diameter, set with roots, crowded persistent stipe bases and scales, scales chartaceus, castaneus to ferrugineous, clathrate, sessile, lanceolate, cordate-imbricate, margins basally with a few scattered filiform outgrowths terminating in an enlarged obovate gland-like cell, entire towards the apex, apex terminates in an oblong thin-walled cell, to 5 mm long, to 1.2 mm wide. Fronds crowded, to 9 per plant, caespitose, arching, to 300 mm long; stipe firm, green, basally sulcate, centrally raised apically, to 80 mm long, to 1 mm in diameter, sparsely scaled, scales chartaceus, castaneus to ferrugineous, clathrate, sessile, lanceolate to subulate, cordate to cordate-imbricate, with scattered filiform outgrowths terminating in an enlarged obovate gland-like cell along the margin, apex terminates in an oblong thin-walled cell, to 3 mm long, to 0.3 mm wide; lamina anadromous, 1-pinnate, linear-cuneate, to 230 mm long, to 27 mm wide, with up to 24 pinna pairs, proliferous, bud borne at the apex of a rachis extension; rachis green, firm, sulcate, centrally ridged, sparsely scaled, scales similar to, but smaller than, those on the stipe; pinnae petiolate, petiole to 1.5 mm long, opposite to alternate, basally widely spaced, pinnae in the lower third of the lamina gradually reduced, coriaceus, rhombic-dimidiate to cuneate, lobed, in the larger pinnae the proximal acroscopic lobe shallowly 2 to 3-lobed, to 13 mm long, to 9 mm wide, glabrous adaxially and abaxially; costa adaxially slightly raised. Venation anadromous, adaxially obscure, evident abaxially, ending in the teeth near the margin. Sori linear, lunate, medial on the simple vein branches, to 3 mm long; indusium membranous, semicircular, lacerate, to 3 mm long, to 1.5 mm wide; sporangium long-stalked, uniseriate, 3-seriate below capsule, capsule broadly elliptic in lateral view, with (18-)19(-19) indurated annulus cells, epistomium 2-celled, hypostomium 4-celled. Spores 64 per sporangium, brown, elliptic, monolete, echinate, fenestrate, (38-)41.27(-44) x (26-)28.17(-30) (m. Figure 49E & F.
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