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Compilation
Dryopteris hemitelioides

3 Images see all

Syntype of Dryopteris hemitelioides Christ [family DRYOPTERIDACEAE]
Syntype of Dryopteris hemitelioides Christ [family DRYOPTERIDACEAE]
Syntype of Dryopteris hemitelioides Christ [family DRYOPTERIDACEAE]
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Name

Identification
Dryopteris hemitelioides Christ [family DRYOPTERIDACEAE ] Verified by Not on sheet, Cyclosorus interruptus (Willd.) H.Ito [family THELYPTERIDACEAE ] (stored under name); Verified by Not on sheet,
Related name
  • Cyclosorus interruptus
  • Dryopteris hemitelioides

Flora

Entry for Thelypteris striata Schumach. Schelpe [family THELYPTERIDACEAE]
Herbarium
Royal Botanic Gardens, Kew (K)
Collection
Flora Zambesiaca
Resource Type
Reference Sources
Entry From
FZ, Vol 0, Part 0, page 189, (1970) Author: E. A. C. L. E. Schelpe
Names
Thelypteris striata Schumach. Schelpe [family THELYPTERIDACEAE], in Journ. S. Afr. Bot. 31: 268 (1965). Type from W. Africa.
Aspidium striatum Schumach. [family THELYPTERIDACEAE], in Kongel. Dansk. Vid. Selsk., Afh. 4: 230 (1829). Type as above.
Polypodium pallidivenium Hook. [family THELYPTERIDACEAE], Sp. Fil. 5: 8 (1863). Type from W. Africa.
Nephrodium pallidivenium Hook. Bak. [family THELYPTERIDACEAE], in Hook. & Bak., Syn. Fil.: 290 (1867). Type as above.
Dryopteris striata Schumach. C. Chr. [family THELYPTERIDACEAE], Ind. Fil.: 294 (1905). Type as for Thelypteris striata.
Dryopteris hemitelioides Christ [family THELYPTERIDACEAE], in Ann. Mus. Cong. 5: 26 (1909). Type from the Congo.
Cyclosorus striatus Schumach. Ching [family THELYPTERIDACEAE], in Bull. Fan Mem. Biol., Bot. 10: 249 (1941). Type as for Thelypteris striata.
Information
Rhizome up to 5 mm. in diam., widely creeping, with fronds spaced up to 15 cm. apart, and with dark-brown ovate acuminate entire scales up to 2 mm. long. Frond erect, non-proliferous, firmly herbaceous. Stipe up to 90 cm. long, pale-brown, becoming very dark at the base, glabrous. Lamina up to 77 x 25 cm., 2-pinnatifid, narrowly oblong-ovate in outline, acute, the basal pinnae not reduced; pinnae up to 21 x 2.5 cm., narrowly oblong or attenuate often somewhat contracted towards the base, incised more than 1/2-way to the costa into oblong to narrowly oblong often slightly falcate subacute lobes up to 6 mm. broad, usually with more than 18 pairs of veins per lobe, the basal pair anastomosing below the sinus, the sub-basal pair reaching the sinus, glabrous ventrally except for a pilose costa, densely to thinly pilose on the costa, costules, veins and lamina dorsally. Rhachis mostly glabrous with age but thinly pilose at first with stiff white hairs. Sori circular, up to 35 per pinna lobe, contiguous at maturity, borne 1/2-way between the costule and margin; indusium c. 0.5 mm. in diam., thinly pilose.
Habitat
Papyrus swamps and swamp forest
Altitude range
c. 1000 m.
1000
1000
Distribution
Zambia N Mporokoso Distr., L. Chisi, Mweru-wa-Ntipa, 13.xii.1960, Richards 13672 (K; SRGH).Malawi S W. shore of Lake Nyasa, ix.1861 Kirk (K).Zambia B Senanga, 27.vii.1962, Fanshawe, 6981 (SRGH).
Distribution (external)
tropical Africa

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