Betula populifolia Marsh. (gray birch), male and female catkins (female catkins are upright), leaves with galls
3.105451
35 mm color slide
Digitized
Unknown
5 cm L x 5 cm W (Item)
1 slide
Photographic image
May 21 1972
Betula populifolia Marsh. (gray birch), male and female catkins (female catkins are upright), leaves with galls