Salix humilis explained

Salix humilis, known as prairie willow, is a species of willow native to the United States and Canada, east of the Rockies.^[1]

It is a shrub, 2–12 feet tall, which often forms thickets. The stems are yellowish to brown. The gray-green to blue-green foliage has insignificant fall color.^{[2] [3]}

Male and female flowers are found on separate plants. The green silky catkins appear before the leaves emerge in spring.^[4]

Notes and References

1. Web site: Lady Bird Johnson Wildflower Center – The University of Texas at Austin. www.wildflower.org.
2. Web site: Prairie Willow (Salix humilis humilis). www.illinoiswildflowers.info.
3. Web site: Plants Profile for Salix humilis (prairie willow). plants.usda.gov.
4. Web site: Salix humilis (Prairie Willow): Minnesota Wildflowers. www.minnesotawildflowers.info.