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
CROASDALE, Hannah, & A.M. SCOTT
1976 (Nov. 12)
New or otherwise interesting desmids from northern Australia
Nova Hedwigia
27(3/4): 501-595, incl. 17 pls., map
incl. n.spp. Euastrum, Xanthidium; author Scott deceased