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Round Leaved Psoralea
Hoita orbicularis
About Round Leaved Psoralea (Hoita orbicularis) 1 Nurseries Carry This Plant Hoita orbicularis is a species of legume known by the common name roundleaf leatherroot. It is endemic to California, where it is relatively widespread throughout the state's mountain ranges, growing most often in moist habitat. It is a perennial herb growing prostrate or nearly so at ground level with large leaves each made up of three round leaflets up to 11 centimeters long each. The herbage is hairy and often hairy. The flower cluster is an erect raceme which may be up to 35 centimeters long. Each of the many flowers is one or two centimeters long, pealike, and generally a shade of light to medium purple in color. The fruit is a hairy, veiny legume pod just under a centimeter long.
Plant Description
Plant Type
Plant Type
Perennial herb

4 - 2.4 in tall

Wildlife Supported

Butterflies & moths hosted ( 1 likely * ) SHOW ALL
Agonopterix posticella Image
Agonopterix posticellaAgonopterix posticella

Landscaping Information
Full Sun


Ease of Care
Ease of Care
Moderately Easy

Common uses
Common uses

Sunset Zones
Sunset Zones?
5, 6*, 7*, 8*, 9*, 14*, 15*, 16*, 17*, 18*, 19*, 20*, 21*, 22*, 23*, 24*

Natural Setting
Site Type
Site Type
Meadows, streamsides, moist hillsides

Annual Precipitation: 11.8" - 77.0", Summer Precipitation: 0.19" - 2.41", Coldest Month: 33.2" - 53.8", Hottest Month: 58.8" - 79.5", Humidity: 0.44" - 29.35", Elevation: 3" - 6263"

Alternative Names
Common Names: Creeping Leather Root, Round-leaved Psoralea, Roundleaf Leather-root, Roundleaf Leatherroot

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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