A spore is a spore. It is produced on a plant that does not produce seed.
a seed contains nutrients a spore dosen't.
Seed
Seed
Seed
Seed
A seed can give you food.
spore bearing
They are basically the same. The difference is a seed is planted while a spore floats through the air.
http://en.wikipedia.org/wiki/Spore
It is seed producing.
ferns are spore-producing :) !