Home | > | List of families | > | Pteridaceae | > | Pteris | > | linearis |
Synonyms: |
Pteris hildebrandtii sensu Tardieu Pteris nemoralis Bory ex Willd. Pteris normalis D.Don |
Common names: | |
Frequency: | |
Status: | Native |
Description: |
Rhizome erect; rhizome scales linear-lanceolate in outline, ± 5 mm long, with dark shiny centre stripe and pale margins. Fronds tufted, 1–2 m tall. Stipe straw-coloured, dull pale brown to reddish and with scattered scales near base, 50–80 cm long. Lamina ± oblong in outline, 60–70 × 35 cm, pinnate with lower pinnae branched near base; upper pinnae in 6–15 pairs, narrowly oblong in outline, 8–30 × 2–6 cm, apex usually abruptly ending in a long tail-like tip, sterile margins entire; ultimate segments in 15–30 pairs, narrowly oblong or ± curved like a sickle, 0.8–3.5 cm long, 4–8 mm wide, apex rounded, sometimes ± glandular beneath; veins joined only at base of sinus, the areoles broadly triangular bordered by the costa of the pinna; costa above with spinules at junction with costulae. Sori up to 3 cm long, occupying up to 5/6th of length of segments. |
Notes: | |
Derivation of specific name: | linearis: linear |
Habitat: | |
Altitude range: | |
Worldwide distribution: | West to East Africa, Comoro Isl., Madagascar, Réunion, Zambia and Zimbabwe (?, by J.P. Roux), also in the paleotropics |
Growth form(s): | Terrestrial. |
Endemic status: | |
Red data list status: | |
Insects associated with this species: | |
Spot characters: | Display spot characters for this species |
Literature: |
Kornas, J. (1979). Distribution and ecology of the Pteridophytes in Zambia Polska Akademia Nauk Wydzial II Nauk Biologicznych Pages 70 - 71. Mapaura, A. & Timberlake, J. (eds) (2004). A checklist of Zimbabwean vascular plants Southern African Botanical Diversity Network Report No. 33 Sabonet, Pretoria and Harare Page 9. Roux, J.P. (2001). Conspectus of Southern African Pteridophyta. Southern African Botanical Diversity Network Report 13 Page 81. Roux, J.P. (2009). Synopsis of the Lycopodiophyta and Pteridophyta of Africa, Madagascar and neighbouring islands Page 174. Verdcourt, B. (2002). Pteridaceae Flora of Tropical East Africa Page 24. |
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