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ephemerum moss
Scientific Name: Ephemerum crassinervium var. crassinervium
Family: Ephemeraceae
Category: Moss
Growth: Nonvascular
Duration:
Other Names:
Ephemerum Species: Earth-mosses
The genus Ephemerum, commonly known as earth-mosses, comprises a group of minute mosses found in various regions worldwide.
Considerations for Pets
- Some Ephemerum species, such as Ephemerum crassinervum, have serrated leaves with teeth.
- Ephemerum are tiny plants.
Scientific Name and Synonyms
- Accepted Scientific Name: Ephemerum Hampe, 1837
- Synonyms/Variations:
- Ephemerum serratum (Hedw.) Hampe
- Ephemerum serratum var. minutissimum (Lindb.) Grout
- Ephemerum spinulosum Bruch & Schimp ex Schimp
- Other Species Mentioned:
- Ephemerum minutissimum
- Ephemerum recurvifolium (Dicks) Boulay
- Ephemerum cohaerens (Hedw.) Hampe
- Ephemerum crassinervum Hampe
- Ephemerum crassinervium texanum
- Ephemerum rutheanum
- Ephemerum virginianum
- Ephemerum capensi
Common Names
- Serrated Earth-moss
- Strap-leaved Earth-moss
- Clustered Earth-moss
- Ephemerum moss
- Texas ephemerum moss
- Virginian ephemerum moss
Taxonomy and Nomenclature
- Kingdom: Plant (implied)
- Family: Ephemeraceae
- Rank: Genus (Ephemerum)
Distribution and Habitat
- Found throughout low elevations in California.
- Known in Europe (Ephemerum spinulosum) only from inundation zones.
- Found in the Dutch Rhine floodplain (Ephemerum cohaerens and E. rutheanum).
- Occurs in Northern England, the English Midlands, East Anglia, Wales, southeast England, and central southern England.
- Regional distribution and altitudinal distribution are given for Ephemerum recurvifolium in Czechoslovakia.
- Ephemerum cohaerens has been found at Battelle Darby Metro Park, Franklin County, Ohio.
- A subtropical moss which was not known in Russia before (Ephemerum spinulosum).
Morphological Characteristics and Growth Habits
- Minute plant, with shoots up to 2 mm tall.
- Ephemerum crassinervum has leaves from 0.8 to 2.5 mm long that are very serrate.
- Leaves of some species are sharply-toothed.
- Has persistent protonema.
Physiological Information
- Ephemerum has few round-pored stomata compared to elaborated Oedipodium.
Interactions with Other Organisms
- Ephemerum cohaerens supports Warne's Thread-moss (Bryum warneum).
Resources and Further Information
- USDA
- British Database of World Flora and Fauna
- Encyclopedia of Life
- Interim Register of Marine and Nonmarine Genera