Alnus incana ssp. rugosa (Du Roi) R. T. Clausen (speckled alder), catkins and female flowers
3.83361
35mm color slide
Digitized
Unknown
5 cm W x 5 cm H (Item)
1 slide
Photographic image
March 1979
Alnus incana ssp. rugosa (Du Roi) R. T. Clausen (speckled alder), three male catkins; female flowers; leaf bud starting to open