The INA is a card file and online reporting system maintained at the Silva Center for Phycological Documentation of the University Herbarium, University of California, Berkeley. It contains nearly 200,000 names of algae (in the broad sense).
The BPU is a card file containing bibliographic references pertaining to algal taxonomy.
Bibliographia Phycologica Universalis
LI, Jing, J. Patrick KOCIOLEK, & Yahui GAO
2016 (online Apr. 11) Chaetoceros coloradensis sp. nov. (Bacillariophyta, Chaetocerotaceae), a new inland species from Little Gaynor Lake, Colorado, North America
Phytotaxa
255(3): 199-213, 36 figs.