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  1. Salviniaceae Martinov

    1. This family is accepted.

[FTEA]

Salviniaceae, B. Verdcourt, B.Sc., Ph.D.. Flora of Tropical East Africa. 2000

Habit
Floating aquatic plants with slender branched siphonostelic rootless rhizomes
Leaves
Leaves dimorphous, borne in whorls of three, two floating, oblong to orbicular, entire, variously papillate on the aerial surface, the third submerged, finely dissected, hairy and rootlike
[FWTA]

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

Habit
Small floating herbaceous plants
Rhizomes
Rhizome horizontal, branched, siphonostelic, without roots
Leaves
Leaves in whorls of three of which two are entire and floating, and the third submerged and finely dissected into root–like segments, which are thickly covered with hairs; floating leaves papillose
[FWTA]

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

Habit
Small floating moss–like plants with fragile pinnately branched, apparently siphonostelic rhizomes, covered with small imbricate leaves
Roots
Roots numerous with numerous root hairs (in W. African species)
Leaves
Leaves in two rows, each leaf consisting of an upper, floating, photosynthetic lobe which rests obliquely on the water touching it only on one edge and a lower submerged hyaline lobe with cavities in its lower surface, usually inhabited by blue green alga (Anabaena)
[FTEA]

Azollaceae, Bernard Verdcourt. Flora of Tropical East Africa. 1999

Habit
Floating aquatic heterosporous leptosporangiate plants with slender pinnately branched siphonostelic rhizomes and with roots borne singly or in fascicles
Leaves
Leaves alternate, imbricate, about 1– 2 mm. long, bilobed with an aerial lobe and a thin colourless submerged lobe

Images

Accepted Genera

Synonyms

Other Data

Salviniaceae Martinov appears in other Kew resources:

Bibliography

First published in Tekhno-Bot. Slovar : 559. 1820 [3 Aug 1820] (1820)

Sources

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 2020. 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