Royalty-Free Stock Illustrations of Catkins - Page 1

1. 
   Common Aspen Swedish Aspen Trembling Aspen Eurasian Aspen Populus Tremula
2. 
   Common Walnut Persian Walnut English Walnut Juglans Regia
3. 
   Black Poplar Populus Nigra
4. 
   Black Alder European Alder Common Alder Alnus Glutinosa