Children (7 direct children, 12 direct and indirect children):
Ammophila arenaria
(tree size 4)
Marram
Ammophila breviligulata
(tree size 1)
American beachgrass
Ammophila champlainensis
Champlain beachgrass
Ammophila pallida
Ammophila curtissii
Ammophila baltica
Ammophila arundinacea