Many trees have pods. Trees that belong to the Fabaceae (or Leguminosae) family, produce bean-pod like fruit. For example:
Gledistia triacanthos -- honey locust
Acacia pravissima , -- Ovens Wattle ,
How to prevent pods on a locust tree
Oak tree seed pods are called Acorns.
3
Mesquite.
no.
CHocolate comes from the pods of a cocoa tree.
seed pods
Carob tree, or Ceratonia siliqua.
carob
chocolate comes from a cacao tree from the pods
Perhaps you are speaking of the mimosa tree. It has delicate pink tendril like flowers and pole bean pods in the fall with seeds in them.
Coconut palm