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This species is accepted, and its native range is Kenya to Tanzania, W. Indian Ocean, SW. India, Sri Lanka.

[FTEA]

Thelypteridaceae, Bernard Verdcourt. Flora of Tropical East Africa. 2006

Type
Type: Mauritius, Bory de St. Vincent in Herb. Willd. 19763 (B-W, holo., seen by Holttum)
Vegetative Multiplication Rhizomes
Rhizome erect to 30 cm or more tall with thick layer of roots and dark brown lanceolate distinctly hairy scales 3–4 mm long
Morphology Leaves
Fronds tufted 0.5–1.5 m tall
Morphology Leaves Stipes
Stipe 5–10 cm long, densely shortly adpressed hairy
Morphology Leaves Leaf lamina
Lamina narrowly oblong, 35–70 cm long, 12–28 cm wide, bipinnatifid, with 5–10 pairs of lower pinnae gradually reduced, all auricled at acroscopic base or not; largest pinnae linear-lanceolate, 6–17 cm long, 7–16 mm wide, acuminate to a rather blunt apex, distinctly auricled at base, usually distinctly crenate-serrate for 1–1.5 mm but sometimes only slightly so, lower surface densely hairy and with spherical glands also some glands on upper surface; lobes shortly obliquely ovate, up to 3 mm long and wide; veins 4–6 pairs, 11/2 pairs anastomosing next to the short sinus-membrane
Morphology Reproductive morphology Sori
Sori forming 3–4 lines on each side ± parallel to pinna costa; indusium with short hairs and glands; sporangia with yellow glands
Figures
Fig 12, p 39

Native to:

India, Kenya, Madagascar, Mauritius, Réunion, Sri Lanka, Tanzania

Thelypteris arbuscula (Willd.) K.Iwats. appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Drummond, R.B. [1203], Kenya Sphaerostephanos arbuscula subsp. africana K000435841 holotype
Wallich, N. [116], Tamil Nadu Sphaerostephanos arbuscula K000951538 Unknown type material
Wallich, N. [s.n.], Tamil Nadu Sphaerostephanos arbuscula K000951537

First published in Acta Phytotax. Geobot. 21: 170 (1965)

Accepted by

  • Fraser-Jenkins, C.R. & al. (2017). An Annotated Checklist of Indian Pteridophytes 1: 1-562. Dehra Dun : BSMPS.

Not accepted by

  • Roskov Y. & al. (eds.) (2018). World Ferns: Checklist of Ferns and Lycophytes of the World Species 2000 & ITIS Catalogue of Life Naturalis, Leiden, the Netherlands. [Cited as Sphaerostephanos arbuscula subspec. arbuscula.]

Flora of Tropical East Africa
Flora of Tropical East Africa
http://creativecommons.org/licenses/by-nc-sa/3.0

Herbarium Catalogue Specimens
'The Herbarium Catalogue, Royal Botanic Gardens, Kew. Published on the Internet http://www.kew.org/herbcat [accessed on Day Month Year]'. Please enter the date on which you consulted the system.
Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/3.0/

Kew Backbone Distributions
The International Plant Names Index and World Checklist of Selected Plant Families 2021. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0

Kew Names and Taxonomic Backbone
The International Plant Names Index and World Checklist of Selected Plant Families 2021. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 International Plant Names Index and World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0