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This species is accepted, and its native range is Tropical & Subtropical Old World to Pacific.

[FTEA]

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

Type
Type: S India, Klein in Herb Willd. 19770 (B-W, holo., seen by Holttum)
Rhizomes
Rhizome long-creeping, 5–6 mm wide, with sparse black narrowly ovate acute entire scales up to 2 mm long
Stipes
Stipe pale brown, dark at base, 45–90 cm tall, glabrous
Leaf lamina
Lamina oblong-lanceolate, 30–85 cm long, 25–30 cm wide, bipinnatifid.
Leaves
Pinnae narrowly oblong, 10–21 cm long, 1–2.5 cm wide, attenuate, deeply to ± shallowly lobed; lobes ovate, quadrate or narrowly oblong, 6–17 mm long, 4–7 mm wide, entirely glabrous to sparsely or densely pubescent beneath and often with distinct red glands and clathrate scales on costae and costulae beneath very evident or sparse or often absent; veins finely raised beneath Fronds spaced up to 12(–15) cm apart, 0.7–2.4 m tall
Sori
Sori round at first and close but usually eventually coalescing to form a u-shaped line around the sinuses in a very characteristic manner; indusium glabrous to densely pilose and sometimes with glands

Native to:

Andaman Is., Angola, Assam, Bangladesh, Bismarck Archipelago, Borneo, Botswana, Burundi, Cambodia, Cameroon, Cape Provinces, Caroline Is., Central African Repu, Chad, Chagos Archipelago, China South-Central, China Southeast, Comoros, Cook Is., East Himalaya, Easter Is., Ethiopia, Fiji, Gabon, Gambia, Guinea, Gulf of Guinea Is., Hainan, Hawaii, India, Ivory Coast, Japan, Jawa, Kenya, Korea, KwaZulu-Natal, Laos, Lesser Sunda Is., Liberia, Madagascar, Malawi, Malaya, Maldives, Maluku, Marianas, Marshall Is., Mauritius, Mozambique, Myanmar, Namibia, Nansei-shoto, Nepal, New Caledonia, New Guinea, New South Wales, New Zealand North, Niger, Northern Provinces, Northern Territory, Philippines, Queensland, Rwanda, Réunion, Samoa, Senegal, Society Is., Solomon Is., Sri Lanka, Sudan, Sulawesi, Sumatera, Swaziland, Taiwan, Tanzania, Thailand, Tonga, Tubuai Is., Uganda, Victoria, Vietnam, Western Australia, Zambia, Zaïre, Zimbabwe

Introduced into:

Algeria, Morocco

English
Bog fern

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

Date Reference Identified As Barcode Type Status
Jan 1, 1996 Thomas, D.W. [9786], Cameroon Cyclosorus interruptus K000540262
Deplanche, É. [161], New Caledonia Cyclosorus interruptus K000951446 isotype
s.coll. [s.n.], New Zealand Cyclosorus interruptus K000951447
s.coll. [s.n.], New Zealand Cyclosorus interruptus K000951448
Wallich, N. [Cat. no. 301], India Polypodium secundum K001109752
Wallich, N. [Cat. no. 301], India Polypodium secundum K001109753
Wallich, N. [Cat. no. 301], Singapore Polypodium secundum K001109754
Jan 1, 1996 Wheatley, J.I. [765], Cameroon Cyclosorus tottus K000011746

First published in J. Jap. Bot. 38: 314 (1963)

Accepted by

  • Fraser-Jenkins, C.R. & Kandel, D.R. (2019). Ferns and Fern-Allies of Nepal 2: 1-446. Government of Nepal, Ministry of Forests and Environment, Department of Plant Resources.
  • Fraser-Jenkins, C.R. & al. (2018). An Annotated Checklist of Indian Pteridophytes 2: 1-573. Dehra Dun : BSMPS.
  • Fraser-Jenkins, C.R. & al. (2017). An Annotated Checklist of Indian Pteridophytes 1: 1-562. Dehra Dun : BSMPS.
  • Chang, C.S., Kim, H. & Chang, K.S. (2014). Provisional checklist of vascular plants for the Korea peninsula flora (KPF): 1-660. DESIGNPOST.

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 Cyclosorus interruptus.]

Literature

Kew Backbone Distributions

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

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

Plants and People Africa
Common Names from Plants and People Africa http://www.plantsandpeopleafrica.com/