Plant cells differentiate into multiple cell types, forming tissues such as the vascular tissue with specialized xylem and phloem of leaf veins and stems, and organs with different physiological functions such as roots to absorb water and minerals, stems for support and to transport water and synthesized molecules, leaves for photosynthesis ...
Welcome to Plants of the World Online Browse 1,442,000 global plant names, 530,400 detailed descriptions, and 493,900 images
Plant Collection Our collections range from mid-Atlantic native plants and cacti to roses and carnivorous plants. See plants from throughout the U.S. and around the world!
Plant diseases are a fact of life for gardeners. Learn how to deal with the most common plant ailments and how to keep them from ruining your garden.