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
GONG, Zhijun, Ditmar METZELTIN, Yanling LI & Mark B. EDLUND
2015 (online May 19)
Three new species of Navicula (Bacillariophyta) from lakes in Yunnan Plateau (China)
208(2): 135-146, 32 figs., 2 tables