How many major plants are there?
There are about 380,000 known species of plants, of which the majority, some 260,000, produce seeds. They range in size from single cells to the tallest trees. Here we will focus on four major groups of land plants: nonvascular plants, seedless vascular plants, seeded non-flowering plants, and flowering plants.The document describes 10 types of plants: flowering plants, shrubs, cacti, trees, succulents, water plants, ferns, grasses, herbs, and climbers/vines.There are about 391,000 species of vascular plants out of which about 369,000 species are flowering plants. There are around 20,000 species of non-vascular plants.