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Northern Prairie Wildlife Research Center

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Aquatic and Wetland Vascular Plants of the Northern Great Plains

21. Salicaceae, the Willow Family

2. Salix L. -- Willow

13. Salix pedicellaris Pursh -- Bog willow


Slender shrub 4-10 dm tall; twigs grayish-brown, glabrous; branchlets erect to spreading, dark brown, glabrous. Leaves green above, white-glaucous beneath, glabrous, narrowly oblanceolate to oblanceolate or obovate, acute to obtuse and often apiculate at the tip, acute to obtuse at the base, 2-4(6) cm long, 1-1.5(2) cm wide, the margin entire, often slightly revolute; petioles glandless, 2-8 mm long; stipules absent. Catkins emerging with the leaves; female catkins 1-3 cm long, on leafy branchlets 1-3 cm long; bracts persistent, yellow to brown, glabrous or pubescent only at the tip; stamens 2. Capsules narrowly conic, 5-8 mm long, glabrous; stipes 2-4 mm long. Flowering late May--early Jun, fruiting Jun--early Jul. Sphagnum bogs, swamps and fens; rare, with records from Bottineau, McHenry and Ransom Counties in ND; (Newf. to Mack. and B.C., s to NY, n IA, ND, n ID and WA).
GIF- Distribution Map

Map key


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Return to Family -- Salicaceae - The Willow Family
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