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
LEDERER, Filip
1995 (Sep. 14) ('Dec.')
A new species of Cyanodictyon (Cyanoprokaryota, Chroococcales) from peat-bogs in the Šumava Mts., Czech Republic
Preslia
67: 117-121, 8 figs., 2 tables