Alnus maritima, left; A. serrulata, right. Hudson Pond, Delaware. 38.837255 degrees N, 75.439275 degrees W. 22 September 2010
Alnus serrulata (left, yellowish-green) and A. maritima (right, dark green). Hudson Pond, Delaware. 38.837260 degrees N, 75.439240 degrees W. 22 September 2010
Hudson Pond, Delaware. 22 September 2010
Staminate flowers. Prime Hook National Wildlife Refuge, Delaware. 38.823402 degrees N, 75.257655 degrees W. 22 September 2010
Alnus serrulata, left; A. maritima, right. Hudson Pond, Delaware. 22 September 2010
WARNING: Accurate determination of this plant or fungus depends on more than this single image.