What are the two major types of seed plants called?
deciduous and evergreen
perennials and annuals
flowers and fruits
gymnosperms and angiosperms
The two major types of seed plants are the gymnosperms (seeds in cones) and angiosperms (seeds in ovaries of flowers). Figure below shows how the seeds of gymnosperms and angiosperms differ. Do you see the main difference between the two seeds? The angiosperm seed is surrounded by an ovary .