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Spectacle Fruit
Wislizenia refracta
About Spectacle Fruit (Wislizenia refracta) 0 Nurseries Carry This Plant Wislizenia refracta, common names jackass-clover or spectacle fruit, is one of three recognized species in its genus Wislizenia, although some authors have suggested considering them as subspecies. Wislizenia refracta is native to northwestern Mexico and the southwestern United States. It has been reported from Chihuahua, Sonora, trans-Pecos Texas, New Mexico, Arizona, Utah, Nevada and from California (Riverside, Kern and San Bernardino Counties). The species occurs in sandy flats, in desert scrub, and on disturbed sites such as roadsides. Wislizenia refracta is an annual herb up to 200 cm (78. 5 in) tall. Leaves are trifoliate, the leaflets ovate (egg-shaped), up to 5 cm (2 in) long. Flowers are yellow.
Plant Description
Plant Type
Plant Type
Annual herb

0.16 - 6.6 ft tall

Flower Color
Flower Color

Landscaping Information
Natural Setting
Annual Precipitation: 3.0" - 19.0", Summer Precipitation: 0.13" - 1.97", Coldest Month: 38.8" - 58.8", Hottest Month: 73.1" - 87.8", Humidity: 1.62" - 39.20", Elevation: -10" - 4390"

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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