Plant Sciences

The National Plant Germplasm System of the Agricultural Research Service, U.S. Department of Agriculture maintains a computer database, the Germplasm Resources Information Network, GRIN-Global, for the management of and as a source of information on its 600,803 germplasm accessions.

Collection of Horticultural Websites and searchable image collections.

The Index to Plant Chromosome Numbers was an NSF funded project that aims to extract and index original plant chromosome numbers of naturally occurring and cultivated plants published throughout the world. A committee of voluntary contributing editors, located in various parts of the world, reviews sets of serial titles assigned to them and returns the information to the editors for collation in the Index and database.

A Database of Foods, Drugs, Dyes and Fibers of Native American Peoples, Derived from Plants.

The most comprehensive database of native plants for North America

Plant List of Accepted Nomenclature, Taxonomy, and Symbols
The PLANTS Database provides standardized information about the vascular plants, mosses, liverworts, hornworts, and lichens of the U.S. and its territories.

Noble Foundation site. Features plants of the Midwestern and Southwestern Untied States.

Thousands of plant, fungi, botany, and tree pictures by the Univ. of Wisconsin Madison.

"The American Horticultural Society educates Americans about and advocates Earth-friendly and sustainable gardening practices, as well as models them at our River Farm headquarters in Alexandria, Virginia."

"ASPB is a 501(c)(3) professional society devoted to advancing plant science research and education. It publishes three world-class journals and organizes conferences, and other educational activities that are key to the advancement of the science."

"To inspire and promote an inclusive global community committed to advancing fundamental knowledge and innovation in the botanical sciences for the benefit of people and the environment."

"IPPS is an international association of plant production professionals, including those involved in horticultural research and education."

"The purpose of the Society is to promote and advance the science of mycology and to foster and encourage research and education in mycology in all its aspects. Members of the MSA meet annually to exchange information and build understanding of fungi."

"The society’s objectives include education of the public about native plants and support of efforts to protect wild plant communities. We believe that a public educated about wildflowers of the state will help to ensure the conservation of these irreplaceable resources."

"...where nursery and other related industries would have the opportunity to share ideas, foster research and further educate our members in order to benefit owners, employees and consumers."

"Wild Ones chapters are a space where like-minded people gather to support each other in learning about landscaping with native plants and to share with others in their communities and networks about why it’s important to reintroduce native plants into public and private gardens and how to go about doing it."