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

About Calscape Nurseries
California Garden Planner Bay Area Garden Planner (NEW) Planting Guide
Butterflies My Plant Lists
Contact Calscape Donate
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
Sulphur Pea
Lathyrus sulphureus
About Sulphur Pea (Lathyrus sulphureus) 0 Nurseries Carry This Plant Lathyrus sulphureus is a species of wild pea known by the common names snub pea and sulphur pea. It is native to the mountains of northern California and Oregon, where it grows in forest and woodland. Lathyrus sulphureus is a hairless perennial herb with leaves made up of many oval-shaped leaflets each up to 4 centimeters long. The leaves are tipped with branching, coiled tendrils and the large stipules may be over 2 centimeters long. The plant produces a dense inflorescence of up to 15 pea flowers which are often arranged in a line down one side of the stem. The flowers are light yellow to deep orange and darken as they age. They are wide and have deeply folded faces. The fruit is a hairless dehiscent legume pod.
Plant Description
Plant Type
Plant Type
Perennial herb

Flower Color
Flower Color

Wildlife Supported

Butterflies & moths hosted ( 1 confirmed , 23 likely * ) SHOW ALL

Landscaping Information
Full Sun, Part Shade

Natural Setting
Annual Precipitation: 11.2" - 100.4", Summer Precipitation: 0.22" - 2.66", Coldest Month: 20.1" - 52.5", Hottest Month: 50.9" - 77.5", Humidity: 0.24" - 26.55", Elevation: 35" - 9416"

Alternative Names
Common Names: Orange-flowered Pea, Snub Peavine

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