catkin
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Betula pumila / bog birch
- limited to bogs/fens/swamps and wetlands
- shrub to about 6 feet tall
- reddish bark on twigs
- leaves rounded-fan shaped, ca. 1 inch; coarsely toothed
- inflorescences - catkins (cone-like); separate male and female
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Populus angustifolia / narrow-leaf poplar
- a riparian tree also planted for landscaping
- long, narrow leaves with serrated edges
- furrowed, grey bark on mature trees; smooth and yellow-ish on young trees
- flowers are small, grey catkins in very early spring
- fruits are fluffy white cotton in early-mid summer
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Populus trichocarpa / black cottonwood
- conical tree
- heart or arrow-head shaped leaves; pointy tips
- inflorescences are red or brownish catkins in early spring
- cotton-y fruits disperse in early summer
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Salix glauca / grayleaf willow
- very low-growing shrub at high altitude (alpine/subalpine)
- rounded to lance-shaped leaves; smooth below
- large-ish catkin inflorescences
Showing all 4 results
