USGS - science for a changing world

Northern Prairie Wildlife Research Center

  Home About NPWRC Our Science Staff Employment Contacts Common Questions About the Site

Aquatic and Wetland Vascular Plants of the Northern Great Plains

Scutellaria L. -- Skullcap


Erect to spreading, rhizomatous and sometimes stoloniferous perennials. Leaves subsessile or petioled, the blades ovate to lanceolate or elliptic, nearly entire to serrate, thin-textured. Flowers blue or blue with white markings, rarely pink or white, borne singly (paired at the nodes) in the axils of middle and upper leaves or borne in axillary racemes, short-pedicelled; calyx 2-lipped, not toothed, with a rounded protuberance or pouch on the upper side, the 2 calyx lips separating at maturity to release the enclosed nutlets; corolla 2-lipped, pubescent on the outer surface, the upper lip concave and hoodlike, the lower lip nearly flat, 3-lobed, the tube straight or curved upward; stamens 4, ascending into the upper corolla lip. Nutlets ovoid, golden-brown, verrucose, raised on a gynophore.

References:  

Epling, C.  1942.  The American species of Scutellaria. Univ. 
     Calif. Publ. Bot. 20:1-146.

Leonard, E. C.  1927.  The North American species of Scutellaria.  	
     Contr.  U. S. Natl. Herb. 22:703-748.

Lead Characteristic Go To
1 Flowers paired at the nodes, borne in the axils of normal leaves; corolla 15-24 mm long. S. galericulata
1 Flowers in elongate, bracteate racemes which are axillary or at the tips of axillary branches; corolla 5-8 mm long. S. lateriflora


41. Lamiaceae, the Mint Family
5. Scutellaria L. -- Skullcap
1. Scutellaria galericulata L. -- Marsh skullcap
2. Scutellaria lateriflora L. -- Blue skullcap


Return to Family -- Lamiaceae - The Mint Family
Return to Contents

Accessibility FOIA Privacy Policies and Notices

Take Pride in America logo USA.gov logo U.S. Department of the Interior | U.S. Geological Survey
URL: http://www.npwrc.usgs.gov/resource/plants/vascplnt/genscute.htm
Page Contact Information: Webmaster
Page Last Modified: Saturday, 02-Feb-2013 06:38:59 EST
Sioux Falls, SD [sdww55]