1. Osmundaceae Martinov

    1. This family is accepted.

[FWTA]

Osmundaceae, A.H.G Alston. Flora of West Tropical Africa. 1959

Habit
Terrestrial ferns with suberect rhizomes, clothed with persistent leaf–bases; fronds bipinnate (in W.African species), spirally arranged, when young covered with long simple hairs, base with a stipule–like flange; leaf trace crescent–shaped; sporangia with walls one cell thick borne on both surfaces of fertile pinnules in the upper part of the leaves (in W.African species) pyriform with a short stalk made up of about 5 rows of cells; annulus represented by a cluster of lateral cells with thickened walls
[FTEA]

Osmundaceae, B. Verdcourt, B.Sc., Ph.D.. Flora of Tropical East Africa. 1999

Habit
Terrestrial plants with erect or procumbent creeping rhizomes enclosed by a mass of persistent stipe-bases which are winged at the base
[FZ]

Osmundaceae, E. A. C. L. E. Schelpe. Flora Zambesiaca. 1970

Habit
Terrestrial plants with erect or procumbent creeping rhizomes enclosed by a mass of persistent stipe-bases which are winged at the base

Images

Osmundaceae Martinov appears in other Kew resources:

First published in Tekhno-Bot. Slovar 445. 1820 [3 Aug 1820] (1820)

Sources

Flora Zambesiaca
Flora Zambesiaca
http://creativecommons.org/licenses/by-nc-sa/3.0

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

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

Kew Names and Taxonomic Backbone
The International Plant Names Index and World Checklist of Selected Plant Families 2018. 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