Ptilidium
Ptilidium | ||||||||||||
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Systematics | ||||||||||||
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Scientific name of the family | ||||||||||||
Ptilidiaceae | ||||||||||||
H.Klinggr. | ||||||||||||
Scientific name of the genus | ||||||||||||
Ptilidium | ||||||||||||
Nees |
Ptilidium is a small and the only genus of leafy liverworts of the Ptilidiaceae family .
features
The plants are olive green, brownish or reddish and one to three pinnate. The transverse to oblique flank leaves are bilobed, with the ventral lobe divided again so that the leaves appear multi-lobed. The leaf margins are long ciliate. Lower leaves are present, they are smaller than the flank leaves and bilobed. The lamina cells have nodular, thickened cell corners. There are 15 to 40 oil bodies per cell .
The species are diocesan . The cylindrical perianthia are ciliated briefly at the mouth. Spore capsules are oval. Brood bodies are not formed.
Systematics
The genus Ptilidium includes three species worldwide, two of which occur in Europe.
- Ptilidium californicum , widespread in the coastal areas of the North Pacific
- Ptilidium ciliare
- Ptilidium pulcherrimum
literature
- Jan-Peter Frahm, Wolfgang Frey, J. Döring: Moosflora . 4th edition, UTB Verlag, 2004, ISBN 3-8252-1250-5 .
- Nebel, Philippi: Die Moose Baden-Württemberg Volume 3 . 1st edition, Ulmer Verlag, 2005, ISBN 3-8001-3278-8 .
- Wolfgang Frey, Eberhard Fischer, Michael Stech: Bryophytes and seedless Vascular Plants . In: Wolfgang Frey (Ed.): Syllabus of Plant Families - A. Engler's Syllabus of Plant Families . 13th edition. Vol. 3, Borntraeger, Berlin / Stuttgart 2009, ISBN 978-3-443-01063-8 .
Web links
Commons : Ptilidium - collection of images, videos and audio files