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ptychomitrium moss
Scientific Name: Ptychomitrium incurvum
Family: Ptychomitriaceae
Category: Moss
Growth: Nonvascular
Duration:
Other Names:
Ptychomitrium Moss
The genus Ptychomitrium, commonly known as Ptychomitrium Moss, encompasses a group of mosses with notable characteristics and a wide distribution. This content provides an overview of their taxonomy, habitat, and other interesting features.
Taxonomy and Nomenclature
- Genus: Ptychomitrium Frnr.
- Family: Ptychomitriaceae
- Kingdom: Plantae
- Taxonomic Rank: Species
Synonyms or alternative scientific names mentioned include:
- Glyphomitrium serratum
Common Names
- Ptychomitrium Moss
- Gardner's Ptychomitrium Moss (Ptychomitrium gardneri)
- Drummond's Ptychomitrium Moss (Ptychomitrium drummondii)
- Leiberg's Ptychomitrium Moss (Ptychomitrium leibergii)
- Incurved Grizzled Moss (Ptychomitrium incurvum)
- Serrate Ptychomitrium Moss (Ptychomitrium serratum)
- Long shanked pincushion moss (Ptychomitrium polyphyllum)
Distribution and Habitat
- Ptychomitrium species are distributed mostly in temperate regions.
- Ptychomitrium serratum is native to Mexico, western Texas, and southern New Mexico.
- Ptychomitrium yulongshanum was discovered in Yunnan province, southwestern China.
- Ptychomitrium sinense is found in arid, lower-elevation environments.
- Ptychomitrium incurvum grows in crevices on dry rocks.
- Ptychomitrium polyphyllum can be found on granite moorland in the UK, specifically the Outer Hebrides in Scotland.
Morphological Characteristics
- Plants range from small to robust, with colors varying from green to yellowish-green above and brown to black below.
- They grow in loose or dense tufts.
- Ptychomitrium sinense has lanceolate leaves with cells that are not papillose, bulging, or prorate.
- Ptychomitrium incurvum grows in small blackish-green tufts.
- Ptychomitrium incurvum has glossy crisped or sometimes circinate leaves.
Reproduction and Spores
- Ptychomitrium mosses commonly produce spores, which are their primary means of reproduction.
- Spores of Ptychomitrium have demonstrated the ability to germinate even after being subjected to very high pressure.
Interactions with Other Organisms
- Experimentation on the moss Ptychomitrium has been done alongside the study of tardigrades under high pressure conditions.
Further Information
- Flora of North America Editorial Committee
- Montana Natural Heritage Program
- Australian New Crops Web Site
- United States Department of Agriculture (USDA)
- Encyclopedia of Life
- Bryophytes of BC
- COSEWIC Assessment and Status Report