Neviusia
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''Neviusia'', the snow-wreaths, is a genus of
ornamental plant Ornamental plants or ''garden plants'' are plants that are primarily grown for their beauty but also for qualities such as scent or how they shape physical space. Many flowering plants and garden varieties tend to be specially bred cultivars th ...
s, which are native to the United States, containing two
extant Extant or Least-concern species, least concern is the opposite of the word extinct. It may refer to: * Extant hereditary titles * Extant literature, surviving literature, such as ''Beowulf'', the oldest extant manuscript written in English * Exta ...
species and one
extinct Extinction is the termination of an organism by the death of its Endling, last member. A taxon may become Functional extinction, functionally extinct before the death of its last member if it loses the capacity to Reproduction, reproduce and ...
species known from fossil leaves. This genus is a rare example of a disjunct range occurring in North America. The type species, '' Neviusia alabamensis'', occurs in several southeastern states, while second extant species, '' Neviusia cliftonii'', is endemic to the Mt Shasta region of
California California () is a U.S. state, state in the Western United States that lies on the West Coast of the United States, Pacific Coast. It borders Oregon to the north, Nevada and Arizona to the east, and shares Mexico–United States border, an ...
, and the extinct species '' Neviusia dunthornei'' is found in
shale Shale is a fine-grained, clastic sedimentary rock formed from mud that is a mix of flakes of Clay mineral, clay minerals (hydrous aluminium phyllosilicates, e.g., Kaolinite, kaolin, aluminium, Al2Silicon, Si2Oxygen, O5(hydroxide, OH)4) and tiny f ...
deposits in the
Okanagan Highland The Okanagan Highland is an elevated hilly plateau area in British Columbia, Canada, and the U.S. state of Washington (where it is spelled Okanogan Highlands). Rounded mountains with elevations up to above sea level and deep, narrow valleys ar ...
s of Washington and British Columbia. It is named for Episcopal priest and botanist Reuben Nevius.


References

* * * * Kerrieae Rosaceae genera Endemic flora of the United States {{amygdaloideae-stub