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Snapdragon Skullcap
Scutellaria antirrhinoides
About Snapdragon Skullcap (Scutellaria antirrhinoides) 1 Nurseries Carry This Plant Scutellaria antirrhinoides is a species of flowering plant in the mint family known by the common names nose skullcap and snapdragon skullcap. It is native to the western United States, where it grows in forests, woodlands, and open, rocky habitat types. It is a perennial herb producing an erect stem or cluster of stems up to 35 centimeters tall from a system of thin rhizomes. The stems are coated in short hairs which are curled or angled upward and sometimes have resin glands. The oval leaves are coated in tiny hairs and are oppositely arranged. The lowest leaves are borne on short petioles. Flowers emerge from the leaf axils. Each flower is held in a calyx of sepals with a large ridge or appendage on the upper part. The corolla is up to 2 centimeters long, tubular in shape with a large upper and lower lip. The upper lip is folded into a beaklike protrusion and the lower has three flat lobes. The corolla is purple to blue with an area of white mottling on the lower lip.
Plant Description
Plant Type
Plant Type
Perennial herb

0.33 - 1.2 ft tall

Landscaping Information
Shade, Part Shade


Sunset Zones
Sunset Zones?
4, 5, 6*, 7, 8, 9, 14*, 15, 16, 17

Natural Setting
Site Type
Site Type
Dry, rocky slopes and ridges

Annual Precipitation: 15.3" - 133.4", Summer Precipitation: 0.39" - 3.85", Coldest Month: 29.4" - 48.4", Hottest Month: 47.2" - 72.7", Humidity: 0.09" - 23.18", Elevation: 78" - 8977"

Alternative Names
Common Names: Nose Skullcap

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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