''Geum rossii'' is a species of flowering plant in the

rose family Rosaceae (), the rose family, is a medium-sized family of flowering plants that includes 4,828 known species in 91 genera. The name is derived from the type genus ''Rosa''. Among the most species-rich genera are '' Alchemilla'' (270), ''Sorbus ...

known by the common names Ross' avens and alpine avens. It is native to North America where its distribution spans northern Canada and the high mountains of the western United States. It grows at high-latitude and high-elevation habitat, including the

Arctic The Arctic ( or ) is a polar region located at the northernmost part of Earth. The Arctic consists of the Arctic Ocean, adjacent seas, and parts of Canada (Yukon, Northwest Territories, Nunavut), Danish Realm (Greenland), Finland, Iceland, N ...

and in

alpine climate Alpine climate is the typical weather (climate) for elevations above the tree line, where trees fail to grow due to cold. This climate is also referred to as a mountain climate or highland climate. Definition There are multiple definitions o ...

s. There are three varieties. One, var. ''depressum'', is

endemic Endemism is the state of a species being found in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also found else ...

Washington Washington commonly refers to: * Washington (state), United States * Washington, D.C., the capital of the United States ** A metonym for the federal government of the United States ** Washington metropolitan area, the metropolitan area centered o ...

in the United States, where it is limited to the

Wenatchee Mountains The Wenatchee Mountains are a range of mountains in central Washington (state), Washington State, United States, United States of America. A major subrange of the Cascade Range, extending east from the Cascade crest, the Wenatchee Mountains sepa ...

.''Geum rossii'' var. ''depressum''.
USFS Celebrating Wildflowers Critically Imperiled Plant Profile. The plants' flowers are similar in appearance to those of species in the ''

Potentilla ''Potentilla'' is a genus containing over 300Guillén, A., et al. (2005)Reproductive biology of the Iberian species of ''Potentilla'' L. (Rosaceae).''Anales del Jardín Botánico de Madrid'' 1(62) 9–21. species of annual, biennial and perenni ...

'' (or cinquefoil) genus. ''Geum rossii'' has less flowers per stem and leaves which are somewhat fernlike.

References

External links

Washington Burke MuseumThe Nature Conservancy
* rossii Alpine flora {{rosoideae-stub