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Sanicula bipinnatifida
About Snakeroot (Sanicula bipinnatifida) 2 Nurseries Carry This Plant Sanicula bipinnatifida is a species of flowering plant in the parsley family known by the common names purple sanicle, purple blacksnakeroot, and shoe buttons. It is native to the west coast of North America from British Columbia to Baja California, where it can be found in many types of habitat, including grassland, woodlands, and mountain slopes of serpentine soils. It is a perennial herb growing to a maximum height near 60 centimeters from a taproot. It is bright green to dark purple in color. The leaves are borne on long petioles, measuring up to 19 centimeters long with blades divided into several toothed lobes. The inflorescence is made up of one or more heads of bisexual and male-only flowers with tiny, curving, reddish, purple, or yellow petals. The prickly fruits are a few millimeters long.
Plant Description
Plant Type
Plant Type
Perennial herb

2 ft tall

Flower Color
Flower Color
Yellow, Purple, Red

Wildlife Supported

Butterflies & moths hosted ( 1 confirmed , 1 likely * ) SHOW ALL
Agonopterix oregonensis Image
Agonopterix oregonensisAgonopterix oregonensis
Epermenia californica Image
Epermenia californicaEpermenia californica

Landscaping Information
Part Shade


Ease of Care
Ease of Care
Moderately Easy

Sunset Zones
Sunset Zones?
4, 5, 6*, 7*, 8, 9, 14*, 15*, 16*, 17*, 18*, 19*, 20*, 21*, 22*, 23*, 24*

Natural Setting
Annual Precipitation: 7.4" - 133.4", Summer Precipitation: 0.15" - 3.85", Coldest Month: 33.7" - 55.4", Hottest Month: 58.4" - 80.8", Humidity: 0.18" - 29.36", Elevation: 13" - 6112"

Alternative Names
Common Names: Gamble Weed, Pacific Blacksnakeroot, Purple Blacksnakeroot, Purple Sanicle, Shoe Buttons

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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