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
CALVO-PÉREZ PODÓ, Juan Diego, & Eduardo Antonio MOLINARI-NOVOA
2015 (July 1)
A nomenclatural and cultural note on Chlorella peruviana G. Chacón and other species of Chlorella Beij. (Chlorellaceae, Chlorellales)
The Biologist (Lima)
13(1): 71-74