Fill in the Blanks Seed and Non-Seed PlantsOnline version Fill-in-the-Blank by Crystal Horton 1 A is a part of a plant from which a new plant can grow . A plant that can form new plants ( reproduce ) from seeds is called a . Some examples of seed plants are : , , and . Plants without seeds are called - . Some non - seed plants reproduce by instead of seeds . The main groups of non - seed plants are / , , , and .