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
GISTL, Rudolf
1914 (Aug. 1)
Beiträge zur Kenntnis der Desmidiaceenflora der bayerischen Hochmoore
Dissertation of Technischen Hochschule zu München
60 pp., IV pls.
Cardnote: Netrium oblongum var. bavaricum; Netrium conicum