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
BICUDO, Carlos Eduardo de Mattos
2010 (Jun. 16)
Criptógamos do Parque Estadual das Fontes do Ipiranga, São Paulo, SP. Algas, 29: Euglenophyceae (família Peranemaceae)
Hoehnea
37(2): 383-402, 38 figs.