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Thorny Milkwort
Polygala acanthoclada
  
0 Nurseries Carry This Plant

About Thorny Milkwort (Polygala acanthoclada) 0 Nurseries Carry This Plant Polygala acanthoclada is a species of flowering plant in the milkwort family known by the common names desert polygala and thorn milkwort. It is native to the desert woodlands of the southwestern United States from Utah to the Mojave Desert. It is a small, bushy shrub spreading or growing erect and approaching one meter in maximum height. It is hairy in texture, the youngest twigs hairiest with a feltlike coat of short, whitish fibers. The lance-shaped or oval leaves are up to 2. 5 centimeters long. Some of the twigs narrow to spines at the tips, especially in the inflorescences. The flowers are solitary or in clusters of up to 15. Each flower has five sepals, the lateral two white in color and spreading out like wings. The middle petal is keeled, with a flat tip protruding. The fruit is a capsule about half a centimeter long.
Plant Description
Plant Type
Plant Type
Shrub

Size
Size
3.3 ft tall

Flower Color
Flower Color
White

Landscaping Information
Natural Setting
Climate
Climate
Annual Precipitation: 2.7" - 10.9", Summer Precipitation: 0.57" - 2.81", Coldest Month: 40.4" - 58.4", Hottest Month: 65.2" - 87.8", Humidity: 4.80" - 37.66", Elevation: 62" - 7079"

Alternative Names
Common Names: Desert Polygala, Thorn Milkwort, Thorny Polygala


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Sources include: Wikipedia. All text shown in the "About" section of these pages is available under the Creative Commons Attribution-ShareAlike License. Plant observation data provided by the participants of the California Consortia of Herbaria, Sunset information provided by Jepson Flora Project. Propogation from seed information provided by the Santa Barbara Botanical Garden from "Seed Propagation of Native California Plants" by Dara E. Emery. Sources of plant photos include CalPhotos, Wikimedia Commons, and independent plant photographers who have agreed to share their images with Calscape. Other general sources of information include Calflora, CNPS Manual of Vegetation Online, Jepson Flora Project, Las Pilitas, Theodore Payne, Tree of Life, The Xerces Society, and information provided by CNPS volunteer editors, with special thanks to Don Rideout. Climate data used in creation of plant range maps is from PRISM Climate Group, Oregon State University, using 30 year (1981-2010) annual "normals" at an 800 meter spatial resolution.

Links:   Jepson eFlora Taxon Page  CalPhotos  Wikipedia  Calflora


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