| Draba yukonensis | |
|---|---|
Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Rosids |
| Order: | Brassicales |
| Family: | Brassicaceae |
| Genus: | Draba |
| Species: | D. yukonensis |
| Binomial name | |
| Draba yukonensis A.E.Porsild | |
Draba yukonensis, also known as the Yukon draba or the Yukon whitlow-grass, is a species of plant of the Draba genus. It is endemic to the Yukon, Canada. [1] It is listed as imperiled by NatureServe. [2]
NatureServe, Inc. is an Arlington, Virginia-based non-profit organization that provides proprietary wildlife conservation-related data, tools, and services to private and government clients, partner organizations, and the public. NatureServe reports being "headquartered in Arlington, Virginia, with regional offices in four U.S. locations and in Canada." In calendar year 2011 they reported having 86 employees, 6 volunteers, and 15 independent officers.
Carl W. Sharsmith was an American naturalist and Yosemite park ranger, notable for his knowledge and interpretation of the natural history of the Sierra Nevada. He taught botany at various universities, and was the first botanist to comprehensively document the alpine flora of the high Sierra Nevada.
The Ogilvie Mountains collared lemming is a species of rodents in the family Cricetidae. It is found only in Yukon Territory, Canada. Its natural habitat is tundra.
The Circumboreal Region in phytogeography is a floristic region within the Holarctic Kingdom in Eurasia and North America, as delineated by such geobotanists as Josias Braun-Blanquet and Armen Takhtajan.
Draba sharsmithii is an uncommon species of flowering plant in the family Brassicaceae known by the common names Mt. Whitney draba and Sharsmith's draba.
Draba ramulosa is a rare species of flowering plant in the family Brassicaceae known by the common names Mt. Belknap draba and Tushar Mountain draba. It is endemic to Utah, where it is known only from Mt. Belknap in the Tushar Mountains in Beaver and Piute Counties.
Packera castoreus is a rare species of flowering plant in the aster family known by the common names Beaver Mountain groundsel and Beaver Mountain ragwort. It is endemic to Utah in the United States, where it occurs only in the Tushar Mountains.
Draba fladnizensis is a species of plant in the family Brassicaceae known by the common names arctic draba, Austrian draba, and white arctic whitlow-grass. It has a circumpolar distribution, occurring throughout the northern latitudes of the Northern Hemisphere. It is present in Europe, Asia, and North America from Alaska across northern Canada to Greenland. Its distribution extends south through the higher elevations in the Rocky Mountains to Colorado and Utah. It is common and widespread in the Canadian Arctic Archipelago, occurring on several Arctic islands including Baffin, Devon, and Ellesmere Islands. It is named after the Austrian village of Flattnitz, in the Gurktaler Alpen.
Draba burkei is a species of flowering plant in the family Brassicaceae known by the common names snowbasin draba and Burke's draba. It is endemic to Utah in the United States, where it is known from Box Elder, Cache, Morgan, and Weber Counties. This plant was considered a variety of Draba maguirei until 2004, when it was elevated to species status.
Draba exunguiculata is a species of flowering plant in the family Brassicaceae known by the common names clawless draba and Grays Peak draba. It is endemic to Colorado in the United States.
Draba globosa is a species of flowering plant in the family Brassicaceae known by the common names beavertip draba, round-fruited draba, and rockcress draba. It is native to the western United States, where it occurs in Idaho, Montana, Utah, Wyoming, and possibly Colorado.
Draba graminea is a species of flowering plant in the mustard family known by the common names Rocky Mountain draba and San Juan Whitlow-grass. It is endemic to the state of Colorado in the United States, where it is limited to the San Juan Mountains.
Physaria fremontii is a species of flowering plant in the family Brassicaceae known by the common name Fremont's bladderpod. It is endemic to Wyoming in the United States, where it occurs only in and around the Wind River Range in Fremont County.
Draba weberi is a species of flowering plant in the family Brassicaceae known by the common names Weber's whitlow-grass and Weber's draba. It is narrowly endemic to Summit and Park Counties, Colorado, where several populations were estimated to total to approximately 300 individuals as of 2012. D. weberi is principally threatened by alterations to its hydrologic environment, owing to its preference for wet, rocky streamside crevices.
Somatochlora septentrionalis, the muskeg emerald, is a species of dragonfly in the family Corduliidae. It is endemic to Canada, where it is found from Yukon and British Columbia east to Nova Scotia and Newfoundland.
Nestotus macleanii, also known as the Yukon goldenweed, is a species of plant in the genus nestotus. It is endemic to the Yukon, Canada. According to NatureServe, it is vulnerable but not currently at risk.
Salix chlorolepis, also known as the green-scaled willow, is a species of willow. It is endemic to Mount Albert and its surroundings in Quebec, Canada. It is listed as critically imperiled by NatureServe.
Elatine ojibwayensis, also known as the Ojibway waterwort, is a species of plant of the Elatine genus. It is endemic to Quebec, Canada. It is listed as critically imperiled by NatureServe.
Draba kluanei, also known as Kluane draba, is a species of plant in the Draba genus. It is endemic to the Kluane National Park in the Yukon, Canada. It is listed as possibly extinct by NatureServe.
Draba caswellii, also known as Caswell's draba, is a species of plant of the Draba genus. It is endemic to the Kluane National Park in the Yukon, Canada. It is listed as critically imperiled by NatureServe.
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