Dicranellaceae
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The Dicranellaceae are a family of acrocarpic mosses from the order Dicranales .
features
The plants are small and form lawns. The stem cross-section has a central strand. The leaves with a simple rib are close-fitting or upright-protruding, often curved or sickle-shaped-one-sided, narrow-lanceolate, often awl-shaped. The lamina cells are rectangular, smooth and not pitted; Leaf-wing cells are not differentiated. The seta is upright or curved, the spore capsule upright to horizontal and ovoid to short-cylindrical, the lid conical to long beaked, the peristome usually as in the Dicranaceae with 16 split teeth. The kalyptra is cap-shaped, spores are usually papillae. The mosses are diocesan or autocratic.
distribution
The cosmopolitan family is represented in the northern and southern hemispheres, it is mainly ground-dwelling mosses.
Systematics
The genera of the family were traditionally assigned to the Dicranaceae family. On the basis of molecular data , Dicranellaceae was separated by pricking . It counts around 230 species worldwide, divided into 5 genera:
- Bryotestua
- Campylopodium
- Dicranella , most species-rich and only genus represented in Central Europe
- Leptotrichella
- Microcampylopus
swell
- Wolfgang Frey , Michael Stech, Eberhard Fischer: Bryophytes and Seedless Vascular Plants (= Syllabus of Plant Families. 3). 13th edition. Borntraeger, Berlin et al. 2009, ISBN 978-3-443-01063-8 .