- Glossary of Botanical Terms - interactive glossary of terms relating to botany, gardening, horticulture and landscape architecture.
- Cellulose Electronic Network, The - CEN's goal is to promote communication amongst cellulose researchers from around the world both in academia and industry to promote cellulose research.
- Asexual Reproduction Biology Lab - text and pictures illustrate the variety of asexual reproduction techniques used by plants.
- Checklist of Online Vegetation and Plant Distribution Maps - includes maps from all over the world.
- Vignettes From the History of Plant Morphology - religion, mysticism, metaphysics, and science in the work of botanists and plant morphologists Agnes Arber, Edmund Sinnott, and Edith Saunders in the first half of the twentieth century.
- University of Guelph - Root Biology and Mycorrhiza Research Group - Root Biology and Mycorrhiza Research Group
- Botanical Society of America Online Image Collection - collections include plant geography, morphology, phloem and xylem development, floral ontogeny, lichens, economic botany, and more.
- PlantExplorers.com - resource for anyone who likes plants, and who wants to learn more about them and the people who discovered them.
- BOTANY Online: The Internet Hypertextbook - passing on plant knowledge to students and other interested web-users.
- Plants and Our Environment - learn about the different parts of plants and how they work, as well as the impact they have on our environment.
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