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Northern Prairie Wildlife Research Center

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Aquatic and Wetland Vascular Plants of the Northern Great Plains

41. Lamiaceae, the Mint Family

5. Scutellaria L. -- Skullcap

2. Scutellaria lateriflora L. -- Blue skullcap


Plants 1.5-6 dm tall, usually branched and spreading, the stems glabrous or puberulent on the angles above. Leaf blades ovate to ovate-lanceolate, 3-8 cm long, 1.5-5 cm wide, glabrous or nearly so, acute to acuminate at the tip, crenate-serrate to serrate on the margins, cuneate to subcordate at the base; petioles 0.5-3 cm long. Flowers in elongate, bracteate racemes which are axillary or at the tips of axillary branches; pedicels mostly less than 1 mm long; calyx 1.5-2.5 mm long in flower, to 4 mm long in fruit; corolla blue, rarely pink or white, 5-8 mm long, the tube straight. Jul--Aug. Shores, stream banks, springs, meadows, swampy places and moist woods; frequent in the e part, less so in the c portion; (Newf. to B.C., s to GA, TX and CA).
GIF- Distribution Map

Map key


Previous Section -- Scutellaria galericulata L. -- Marsh skullcap
Return to Family -- Lamiaceae - The Mint Family
Next Section -- Stachys palustris L.

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