Cyclodictyon pergracile Broth., a moss in the Pilotrichaceae family. In this blog post, we’ll dive into the captivating details of this unique moss, also known simply as Cyclodictyon.
Background
Cyclodictyon pergracile Broth. is a species of moss belonging to the Bryophyta division and Bryopsida class. The Pilotrichaceae family contains over 400 species found in tropical and subtropical regions worldwide. Mosses lack true roots, stems, and leaves, instead having simple structures that allow them to thrive in moist environments.
creeping and irregularly branched. The leaves are ovate-lanceolate, toothed at the margins, and have a short, double costa. The leaf cells are hexagonal and thin-walled. Sporophytes are rare, with an erect capsule on a tall seta when present.
Global Distribution and Habitat
This moss has a pantropical distribution, found in tropical regions of Central and South America, Africa, Asia, and Oceania. It grows on moist soil, rocks, and tree bases in lowland to montane forests. Cyclodictyon pergracile Broth. prefers shaded, humid habitats with high rainfall and moderate temperatures
This moss has adaptations for its moist, shaded habitats:
Thin, delicate leaves maximize light capture for photosynthesis
Rhizoids anchor the moss and absorb water and nutrients
Poikilohydry allows it to dry out and rehydrate without damage
Conclusion
Cyclodictyon pergracile Broth. may be small, but it is a fascinating and ecologically important moss. Its unique morphology, global distribution, and ecological roles make it a captivating subject for bryologists and nature enthusiasts alike. Next time you’re in a tropical forest, take a closer look at the mossy patches – you might just spot this delicate species thriving in the understory. What other secrets do you think the world of mosses holds?
