Horse chestnut is one.
Coconut palm
A tree with round spiky balls might be a Sweetgum tree. See the Related Link below for a picture of the Sweetgum tree.
The spiky balls that fall from trees are called "seed pods" or "fruit pods."
It looks like the seed pods of Liquidamber styaciflua the Sweet Gum.
The yellow pods make up 25%, the Green pods make up the other 75%.
75%
The tree you are referring to is likely a sweetgum tree (Liquidambar styraciflua), which produces spiky round seed pods that are about 1 inch in diameter. These seed pods are commonly called "gumballs" or "spikey balls."
Tsgsd
constricted :)
A tree with green pods typically has leaves that are green in color and produces pods that are also green. The pods may contain seeds or other plant material, and the tree may be a variety of species such as a legume or fruit tree.
no
25%