Advanced Search Map Locator
View Settings
Nurseries Carrying this Plant Add Current Plant To List Edit Current Plant
Show all Photos

Butterflies Garden Planner My Plant Lists Nurseries Planting Guide Contact Calscape About Calscape
Tap map to see plants native to location
Order by Popularity Order by Common Name Order by Scientific Name Order by # of Butterflies Hosted
Show nursery cultivars Hide nursery cultivars
Show plants not in nurseries Hide plants not in nurseries
Grid view Text view
Claspingleaf Wild Cabbage
Caulanthus amplexicaulis
About Claspingleaf Wild Cabbage (Caulanthus amplexicaulis) 0 Nurseries Carry This Plant Caulanthus amplexicaulis is a species of flowering plant in the mustard family known by the common name claspingleaf wild cabbage. It is endemic to California, where it grows on open slopes in the Transverse Ranges and Outer South California Coast Ranges. Caulanthus amplexicaulis is annual herb produces a slender erect stem with flat, oval leaves clasping it toward the base. The bulbous purple flower forms a rounded pouch which opens at the top, the narrow petal tips reflexed back. The outer petal tips are deep purple, the inner much lighter to nearly white. The fruit is a very long silique which may exceed 10 centimeters in length. Varieties: There are two varieties of this species. Caulanthus amplexicaulis var. barbarae - Santa Barbara jewelflower; endemic to the serpentine soils of the San Rafael Mountains in central Santa Barbara County. The sepals forming the rounded pouch of the flower are white to cream in color as opposed to the bright purple of the more common variety. Caulanthus amplexicaulis var. amplexicaulis - endemic to the Transverse Ranges.
Plant Description
Plant Type
Plant Type
Annual herb

Flower Color
Flower Color

Wildlife Supported

Butterflies & moths hosted ( 1 confirmed , 9 likely * ) SHOW ALL

Landscaping Information
Natural Setting
Annual Precipitation: 6.5" - 52.4", Summer Precipitation: 0.14" - 2.66", Coldest Month: 29.4" - 52.0", Hottest Month: 52.1" - 79.4", Humidity: 1.85" - 28.80", Elevation: 851" - 10045"

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

Sign in to your Calscape Account X

Once signed in, you'll be able to access any previously saved plant lists or create new ones.

Email Address

Sign In