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
VAN DE VIJVER, Bart, & Tanja M. SCHUSTER
2021 (Apr. 23)
Observations and typification of Navicula serians var. thermalis Grunow and its transfer to the genus Brachysira
Notulae algarum
190: 1-3, 7 figs.