List of plant species (over 28,000 names) that have been cited in specific references as weeds. Additional information may be available, such as native range, whether the plant has reported medical/herbal uses, etc.
Provides information on the classification, structural features, natural history, ecology and evolutionary relationships of bryophytes (mosses, liverworts and hornworts).
Provides biodiversity knowledge about all known species, including their taxonomy, geographic distribution, collections, genetics, evolutionary history, morphology, behavior, ecological relationships, and importance for human well being.
Flora of the vascular plants of the Canadian Arctic Archipelago with images, maps and information on place of valid publication, synonymy, common names, vegetative and floral morphological characters, distribution, habitat, ecology, indigenous knowledge, and economic uses, etc.
The PLANTS Database provides standardized information about the vascular plants, mosses, liverworts, hornworts, and lichens of the U.S. and its territories.
Collection of information about biodiversity compiled collaboratively by hundreds of expert and amateur contributors. Contains pictures, text, and other information for species living or extinct and the hierarchy of life, phylogeny and evolution.
Images from hundreds of species of plants from all over the world. The images are digitized micrographs of parts of plants that were sectioned, stained, and permanently mounted to a glass slide.
"The Index contains entries dealing with various aspects of extant and fossil North and South American plants and fungi, including systematics and floristics, morphology, and ecology, as well as economic botany and general botany."
Information on the names, taxonomic relationships, continent-wide distributions, and morphological characteristics of all plants native and naturalized found in North America north of Mexico
research article and scientific journal archive of innspub in Fisheries, Genetics, Biochemistry, Plant Physiology, Biotechnology, Microbiology, Cell Biology,
Working list of all known plant species in collaboration between the Royal Botanic Gardens, Kew and Missouri Botanical Garden. Provides the accepted Latin name, synonyms and rejected forms. (Aims to be comprehensive for vascular plant).
American Journal of Plant Sciences is a peer reviewed international journal dedicated to the latest advancement of plant science. The goal of this journal is to keep a record of the state-of-the-art research and to promote study, research and improvement within its various specialties.
All manuscripts submitted to AJPS must be previously unpublished and may not be considered for publication elsewhere at any time during JPS's review period. Additionally, accepted ones will immediately appear online followed by printed in hard copy.
ABB is an international journal dedicated to the latest advancement of biosciences. The goal of this journal is to provide a platform for scientists and academicians all over the world to promote, share, and discuss various new issues and developments in different areas of biosciences.
BHL-Europe has the objective of improving the interoperability of digital librairies held by 15 natural history museums and botanic gardens and 2 institutional archives across 13 EU Member States.
The American Museum of Natural History is one of the world's preeminent scientific and cultural institutions. Since its founding in 1869, the Museum has advanced its global mission to discover, interpret and disseminate information about human cultures, the natural world and the universe through a wide-ranging program of scientific research, education and exhibition.
Providing the scientific basis for effective conservation, NatureServe and its network of natural heritage programs are the trusted source for information about rare and endangered species and threatened ecosystems
[free after 12 months, from 1993, published since 1887] - Annals of Botany is an international plant science journal with editorial offices in Australia, China, Japan, Mainland Europe, UK and USA. It is published monthly in both electronic and printed forms with at least one extra issue each year that focuses on a particular theme in plant biology. The Journal is managed by the Annals of Botany Company, a not-for-profit educational charity established to promote plant science worldwide.
The first step in quality control of botanical preparations is verifying your plants. Manual describes morphological & organoleptic characteristics, observable with hand lens or dissecting microscope for confirming plant identity.