? Antelope Bitterbrush
Antelope bitterbrush in Craters of the Moon National Monument
Scientific classification
Kingdom: Plantae Division: Magnoliophyta Class: Magnoliopsida Order: Rosales Family: Rosaceae Genus: Purshia Species: P. tridentata
Binomial name
Purshia tridentata (Pursh) DC.

The Antelope Bitterbrush (Purshia tridentata), also called Buckbrush, is a nitrogen fixing shrub in the genus Purshia, native to mountainous areas of western North America ranging from southeastern British Columbia in the north, east to Montana and south to California and New Mexico. It grows on arid mountainsides; in California it occurs between 700-3400 m above sea level (Jepson), but lower further north, at 320-1065 m in British Columbia (Plants of British Columbia). Download high resolution version (800x640, 143 KB)Image taken in July 2004 by Daniel Mayer. ... Craters of the Moon National Monument and Preserve is a national monument and national preserve located in the Snake River Plain in central Idaho near Arco, Idaho. ... Scientific classification or biological classification is how biologists group and categorize extinct and living species of organisms. ... Divisions Land plants (embryophytes) Non-vascular plants (bryophytes) Marchantiophyta - liverworts Anthocerotophyta - hornworts Bryophyta - mosses Vascular plants (tracheophytes) Lycopodiophyta - clubmosses Equisetophyta - horsetails Pteridophyta - true ferns Psilotophyta - whisk ferns Ophioglossophyta - adderstongues Seed plants (spermatophytes) †Pteridospermatophyta - seed ferns Pinophyta - conifers Cycadophyta - cycads Ginkgophyta - ginkgo Gnetophyta - gnetae Magnoliophyta - flowering plants Adiantum pedatum (a fern... Classes Magnoliopsida - Dicots Liliopsida - Monocots The flowering plants (also called angiosperms) are a major group of land plants. ... Orders see text Dicotyledons or dicots are flowering plants whose seed contains two embryonic leaves or cotyledons. ... Families Barbeyaceae Cannabaceae (hemp family) Dirachmaceae Elaeagnaceae Moraceae (mulberry family) Rosaceae (rose family) Rhamnaceae (buckthorn family) Ulmaceae (elm family) Urticaceae (nettle family) For the Philippine municipality, see Rosales, Pangasinan. ... Subfamilies Rosoideae Spiraeoideae Maloideae Amygdaloideae or Prunoideae The Rosaceae or rose family is a large family of plants, with about 3,000-4,000 species in 100-120 genera. ... In biology, binomial nomenclature is the formal method of naming species. ... Frederick Traugott Pursh (1774 - 11 July 1820) was a German-American botanist. ... Augustin Pyrame de Candolle Augustin Pyrame de Candolle (February 4, 1778 - September 9, 1841) was a Swiss botanist. ... Nitrogen fixation is the process by which nitrogen is taken from its relatively inert molecular form (N2) in the atmosphere and converted into nitrogen compounds useful for other chemical processes (such as, notably, ammonia, nitrate and nitrogen dioxide). ... A willow shrub A shrub or bush is a horticultural rather than strictly botanical category of woody plant, distinguished from a tree by its multiple stems and lower height, usually less than 6 m tall. ... World map showing North America A satellite composite image of North America North America is a continent in the northern hemisphere bordered on the north by the Arctic Ocean, on the east by the North Atlantic Ocean, on the south by the Caribbean Sea, and on the west by the... Motto: Splendor Sine Occasu (Latin: Splendour without diminishment) Official languages English Capital Victoria Largest city Vancouver Lieutenant-Governor Iona Campagnolo Premier Gordon Campbell (BC Liberal) Parliamentary representation  - House seat  - Senate seats 36 6 Area  - Total  - % water Ranked 5th 944,735 km² 2. ... Official language(s) English Capital Helena Largest city Billings Area  - Total  - Width  - Length  - % water  - Latitude  - Longitude Ranked 4th 381,156 km² 410 km 1,015 km 1 44°26 N to 49° N 104°2 W to 116°2 W Population  - Total (2000)  - Density Ranked 44th 902,195 2. ... Official language(s) English Capital Sacramento Largest city Los Angeles Area  - Total  - Width  - Length  - % water  - Latitude  - Longitude Ranked 3rd 410,000 km² 402. ... State nickname: Land of Enchantment Official languages English and Spanish Capital Santa Fe Largest city Albuquerque Governor Bill Richardson (D) Senators Pete Domenici (R) Jeff Bingaman (D) Area  - Total  - % water Ranked 5th 315,194 km² 0. ...

It is a deciduous shrub growing to a height of 1-5 m, with slender three- to five-lobed leaves 5 to 20 mm long. The flowers are pale yellow, with five petals 6-8 mm long, and darker yellow anthers. The fruit is a cluster of dry, slender, leathery achenes 0.6-2 cm long. Deciduous means temporary or tending to fall off (deriving from the Latin word decidere, to fall off). ... In botany, a leaf is an above-ground plant organ specialized for photosynthesis. ... Clivia miniata bears bright orange flowers. ... Fruit stall in Barcelona, Catalonia. ... An achene is a type of simple dry fruit produced by many species of flowering plants. ...

External links

• Central Washington Native Plants: Antelope bitterbrush
• Jepson Flora Project: Purshia tridentata
• Plants of British Columbia: Purshia tridentata
• Range Plants of Utah (Antelope bitterbrush page)