catkin

n.

葇荑花（如柳絮等）；

复数：catkins

Catkin
Catkin
Catkin
Catkin-bearing plants of British Columbia
Catkin frost damage in Mediterranean cork-oak (Quercus suber L.)
Catkin freezing and acorn production in Gambel oak in Utah, 1978.
Regeneration of birch plants from catkin tissue cultures
Organ culture with black cottonwood: morphogenetic response of female catkin primordia
INVESTIGATIONS OF ANGIOSPERMS FROM THE EOCENE OF NORTH AMERICA: A CATKIN WITH JUGLANDACEOUS AFFINITIES
Investigations of angiosperms from the eocene of North America: A new Juglandaceous catkin
Nitrogen and sulfur co-doped porous carbon nanosheets derived from willow catkin for supercapacitors
Male flowering of birch: Spatial synchronization, year-to-year variation and relation of catkin numbers and airborne pollen counts
EPR Spin-Trapping and Spin-Probing Spectroscopy in Assessing Antioxidant Properties: Example on Extracts of Catkin, Leaves, and Spin...