E-Flora BC: Electronic Atlas of the Flora of British Columbia

Scutellaria lateriflora L.
blue skullcap
Lamiaceae (Mint family)

Introduction to Vascular Plants

© Rosemary Taylor  Email the photographer   (Photo ID #63036)

E-Flora BC Static Map
Distribution of Scutellaria lateriflora
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Species Information

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Perennial herb from a slender rhizome; stems single, 20-80 cm tall, 4-angled, glabrous or sparsely hairy with ascending to upcurled hairs, not glandular.
Usually only stem leaves, opposite, narrowly egg-shaped to egg-shaped, 3-8 cm long, 1.5-5 cm wide, thin, pinnately veined, tips pointed, bases broadly rounded or slightly lobed, mostly glabrous; a few hairs along the main veins beneath, margins toothed; stalks 0.5-2.5 cm long.
Inflorescence of 2-12 cm long racemes, in leaf axils or at the ends of branches; bracts to 8 mm long; corollas tubular, blue, 6-8 mm long, 2-lipped, the upper lip entire, shorter than lower and hood-like, the lower lip 3-lobed, with inner surface glabrous or sparsely soft-hairy; calyces 1.5-2.5 mm long, 2-lipped, upper lip with a scooped-out ridge across the back.
Nutlets, 4 clustered together, almost spherical, brown.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Moist to wet shorelines, forest openings, meadows and grasslands in the lowland, steppe and montane zones; infrequent throughout BC, more common in C and S BC; E to NF and S to GA, TX and CA.

Source: The Illustrated Flora of British Columbia


Ecological Framework for Scutellaria lateriflora

The table below shows the species-specific information calculated from
original data (BEC database) provided by the BC Ministry of Forests and Range.
(Updated August, 2013)

Site Information
Value / Class




Elevation (metres) 35 280 847
Slope Gradient (%) 0 0 2
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
45 71 135
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
5 5 7
Modal Nutrient Regime
Number of field plots
 species was recorded in:
Modal BEC Zone Class
All BEC Zones (# of stations/zone) species was recorded in: CDF(4), CWH(13), PP(1)


The climate type for this species, as reported in the: "British Columbia plant species codes and selected attributes. Version 6 Database" (Meidinger et al. 2008), is not evaluated, unknown or variable.

Taxonomic and Nomenclatural Links

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General References