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

21. Salicaceae, the Willow Family

2. Salix L. -- Willow

18. Salix serissima (Bailey) Fern. -- Autumn willow


Shrub to 3 m tall; twigs gray to yellowish-brown, shiny, glabrous; branchlets erect to spreading, yellow to dark brown, glabrous. Leaves yellowish-green to green and semi-glossy above, white-glaucous beneath, glabrous, elliptic-lanceolate, acute to short-acuminate at the tip, cuneate to narrowly rounded at the base, 4-8 cm long, 1-2.5 cm wide, finely glandular-serrate; petioles glandular at the summit, 0.5-1 cm long; stipules rarely present, flabellate, 1.5 mm long, 2 mm wide, glandular-serrate. Catkins emerging after the leaves; female catkins 2-4 cm long, on leafy branchlets 1.5-3 cm long; bracts deciduous, light yellow, pubescent; stamens 3-5 or more. Capsules ovoid with a long neck, 7-10 mm long, glabrous; stipes 0.5-2 mm long. Flowering Jun--early Jul, fruiting late Jun--Aug. Swamps, fens and bogs; uncommon in e and c ND and rare in the Black Hills; (Newf. to Alta., s to PA, n OH, n IL, MN, ND, MT and CO).
GIF- Distribution Map

Map key


Previous Species -- Salix pseudomonticola Ball -- Serviceberry willow
Return to Family -- Salicaceae - The Willow Family

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/species/sser.htm
Page Contact Information: Webmaster
Page Last Modified: Saturday, 02-Feb-2013 06:47:47 EST
Sioux Falls, SD [sdww55]