database of information on terrestrial, marine and freshwater algae that includes citations to original description and taxonomic description, a description of the organism or group, as well as genera and species within it.
A consortium of natural history and botanical libraries is cooperatively digitizing older publications related to biology, biodiversity and natural so that they can be freely viewed and used online. The library can be searched or browsed by title, author or subject. Images from the publications can be used in publications, but remember to cite the source!
EOL is an online reference that provides information about all species on Earth developed by volunteers and edited by scientists at major natural history institutions.