''Jaffueliobryum arsenei'' is a species of

moss Mosses are small, non-vascular flowerless plants in the taxonomic division Bryophyta (, ) '' sensu stricto''. Bryophyta (''sensu lato'', Schimp. 1879) may also refer to the parent group bryophytes, which comprise liverworts, mosses, and hor ...

in the family Ptychomitriaceae. It is endemic to

Querétaro Querétaro (), officially the Free and Sovereign State of Querétaro ( es, Estado Libre y Soberano de Querétaro, links=no; Otomi language, Otomi: ''Hyodi Ndämxei''), is one of the Political divisions of Mexico, 32 federal entities of Mexico. I ...

and Zacatecas states in Mexico. It is an

Endangered species An endangered species is a species that is very likely to become extinct in the near future, either worldwide or in a particular political jurisdiction. Endangered species may be at risk due to factors such as habitat loss, poaching and inv ...

, threatened by habitat loss.

References

Bryophyta of North America Endemic flora of Mexico Flora of Querétaro Flora of Zacatecas Endangered biota of Mexico Endangered plants Taxonomy articles created by Polbot Grimmiales {{Bryophyte-stub