Alnus viridis
(Green Alder)

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Bark



Leaf Top, in Sun

Leaf Bottom, in Sun



Leaf Top, in Shade



Leaf Bottom, in Shade


Staminate and Pistillate Catkins

Staminate and Pistillate Catkins


Staminate Catkins



Staminate Catkin Close-Up

Staminate Catkin Close-Up


Pistillate Catkins

Pistillate Catkins


Pistillate Catkin

Pistillate Catkin Cross Section, Looking to Base


Pistillate Flower



Leaves and Fruiting Pistillate Catkin, Top

Leaves and Fruiting Pistillate Catkin, Bottom


Fruiting Pistillate Catkin Cross Section,
Looking to Base

Fruiting Pistillate Catkin Cross Section,
Looking to Tip


Previous Year's Pistillate Catkins

Previous Year's Pistillate Catkin


Previous Year's Pistillate Catkin,
Cross Section, Looking to Base

Bract from Previous Year's Pistillate Catkin


Fruit from Previous Year's Pistillate Catkin