A catkin or ament is a slim, cylindrical flower cluster (a spike), with inconspicuous
or no petals, ... Catkin-bearing plants include many other trees or shrubs such as
birch, willow, hickory, sweet...
Mar 20, 2015 ... While this is true when flowers need to attract pollinators like birds or insects,
trees with catkins are typically wind-pollinated. Each catkin is ...
Apr 15, 2016 ... Both male (tassel-like) catkins and female flowers grow (in pairs, encased by a
cup) on the same tree, which, once pollinated by the wind, ...
Catkins 18-35mm long, appearing with the leaves, per Trees of the Southeastern
... Catkins appear in early spring as leaves emerge, per Native Trees of the ...
Catkins / amento / chaton / Kätzchen / серёжки images from. Field Guide:
Flowering Trees of the world group. Click on the link next to the photo below to
Feb 24, 2013 ... Alder, well thought id carry on the tree theme, and with all the wet weather we
have had, Alder sprung to mind! It is a member of the Birch family ...
Leaf-out of deciduous trees and shrubs had just begun, when I noticed that the
red alders (Alnus rubra) were sporting thousands of fresh catkins, or hanging ...
Mar 7, 2014 ... Catkins are an inflorescence, or cluster, of single-sexed flowers on a spike. They
tend to be produced on woody shrubs.
Oak pollen is produced in copious amounts and can cause real problems for
those that are allergic to tree pollen. Since the catkins shed their pollen before
Photograph of male willow flowers on catkins Male catkins of willow Monoecious
trees, such as alder, bear separate male and female flowers on the same tree.