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
SCHAGERL, Michael
1993 (Feb.)
Lichtmikroskopische und untrastrukturelle Untersuchungen an Neglectella peisonis spec. nov. — einer planktischen Oocystaceae aus dem Neusiedler See (Österreich)
Nova Hedwigia
56(1/2): 61-74, 14 figs., III tables