Lejeuneaceae
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 leaf cells of Leucolejeunea xanthocarpa, showing oil bodies
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Lejeuneaceae is the largest family of liverworts. It is also considered as the most evolved one, since most of its members are epiphytes, which means the grow mainly upon tree trunks.
Most of the species of this family are tropical, yet they can also be found in temperate regions.
The main characteristics of the family:
- The leaves are incubous.
- Amphigastrium is usually present,sometimes reduced.
- Leaves are divided into lobe and lobule.
- Archaegonium in a perianth.
Some large genera of the family are: Lejeunea, Ceratolejeunea and Cheilolejeunea.
[edit] Taxonomy
The Lejeuneaceae are the largest family of liverworts with more than 1600 species,[1] which equates to roughly 20 to 25% of all liverworts. These species are assigned to 94 genera.[2]
[edit] List of genera
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[edit] References
- ^ Schuster, Rudolf M. (1980). The Hepaticae and Anthocerotae of North America, volume IV, New York: Columbia University Press, 708. ISBN 0-231-04608-1.
- ^ Crandall-Stotler, Barbara. & Stotler, Raymond E. "Morphology and classification of the Marchantiophyta". pages 62-63 in A. Jonathan Shaw & Bernard Goffinet (Eds.), Bryophyte Biology. (Cambridge: Cambridge University Press:2000). ISBN 0-521-66097-1
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