The American Society of Botanical Artists (ASBA) is a non-profit organization dedicated to promoting public awareness of botanical art and to encourage the development of this continuing artistic tradition.
The California Botanical Society was founded by Wiillis Linn Jepson in 1915 and has served a major role in advancing western American botany.
The California Native Plant Society (CNPS) is a statewide non-profit organization of amateurs and professionals who seek to increase understanding of California’s native flora and to preserve this rich resource for future generations.
The International Botanical Congress (IBC) is a major convention of scientists from around the world that discusses new research in the plant sciences.
Redwood World Redwood World is a wonderful website documenting redwoods, particularly the Giant Sequoia, in the British Isles.

Science Illustration Program CSUMB: This one-year program is intended for people who wish to pursue a career in scientific illustration, as well as for scientists who wish to acquire the skills to illustrate their own research papers.
Science Communication Program UCSC: The science writing program at UC Santa Cruz has produced professional science writers since 1981.
Guild of Natural Science Illustrators:  Founded at the Smithsonian Institution in 1968, the Guild is a non-profit organization that sets high professional standards, provides opportunities for professional and scholarly development, encourages and assists member networking, and promotes itself to potential clients and the general public.
Hunt Institute for Botanical Documentation: The Art department holdings include of 30,000 original paintings (mostly 20th-century watercolors), drawings and original prints dating from the Renaissance to the present.

Robert Burns – The Bard of Caledonia: An extensive tribute to Scotland’s National Poet by David Sibbald, renowned Burnsian. The site contains essays, history, Burns Supper information, and a store at which you may purchase Mr. Sibbald’s CDs and books.
Save Gillies Hill is a community organisation in Central Scotland, attempting to protect the historic and environmentally beautiful Gillies Hill from destruction by quarrying and intrusive development, thus preserving the habitat, heritage and history of the Hill for present and future generations.
Trees for Life is the only organisation specifically dedicated to restoring the Caledonian Forest to 600 sq miles in the Scottish Highlands. They have planted over 923,000 trees since 1989.
Duncan House: Celtic dirks and blades, traditional and custom jewelry, single and three-frond bracken fern broaches, Scottish clan crests.

Calaveras Big Trees Association CBTA was created to assist and support the interpretation and environmental education programs at the Calaveras Big Trees State Park.
Mountain Parks Foundation “provides resources that enrich visitors’ experiences by expanding their knowledge and appreciation of the natural environment and cultural heritage of Henry Cowell and Big Basin Redwoods State Parks.”
The Yosemite Association supports interpretive, educational, research, scientific and environmental programs in Yosemite National Park.

Huntington Botanical Gardens: Botanical Gardens spanning nearly 150 acres with approximately 15,000 kinds of plants from all over the world.
The Missouri Botanical Garden located in the city of St. Louis is home to over 30 different gardens, the Climatron®, a world famous Botanical Research Center, an attractive Education Division, and much more.
Rancho Santa Ana Botanic Garden is devoted to the collection, cultivation, study, and display of native California plants and to graduate training and research in plant systematics and evolution.
Tilden Park Botanic Garden is a regional park “devoted to the collection, growth, display, and preservation of the native plants of California. “

CalPhotos: A collection of thousands of images of plants, animals, fossils, people, and landscapes, perfect for research and reference . . . extensive plan image library.
Calflora: The Calflora Database is a nonprofit organization dedicated to providing information about California plant biodiversity for use in Education, Research and Conservation.
California Academy of Sciences: A beautiful collection of photographs of California native wildflowers sponsored by the California Academy of Sciences.
The Lady Bird Johnson Wildflower Center was founded to educate people about the environmental necessity, economic value, and natural beauty of native plants.
The Almaden Research Center Wildflowers page showcases the wide variety of California wildflowers that grow on the hills and ridges around the center; a beautiful educational site with photos of wildflowers sorted by color.
The California Natural Diversity Database (CNDDB) is a statewide inventory of the locations and condition of the state’s rarest species and natural communities.
Lewis and Clark Herbarium: Spectacular photographs of the plants seen or collected by Meriwether Lewis and William Clark, 1804-1806.

Yerba Buena Nursery is a unique retail nursery specializing in California native plants, as well as native and exotic ferns.
Native Revival Nursery is the premier source for California native plants, drought-tolerant plants, and environmentally-friendly landscaping.
• A resource for everything Sierra: weather, gear, photos, articles, books, backpacking, rock climbing, fishin, snow sports, and maps.
Columbia Pinecones and Botanicals: Located in California’s High Sierra and offering specimen quality pine cones, branches, wreaths, mosses, lichens, pods, sea shells, and botanical picture frames..
Juniper Ridge: Wild plant products from the mountains and deserts of the west. Part of the purpose of this site is to draw attention to the wilderness and the need to protect it.