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.
A working list of algal type specimens at UC is available here
Tabular display
Results from INA database
- Navicula semen Ehrenberg image
- Navicula semen Ehrenberg image
- Navicula semen f. elliptica A. Berg image
- Navicula semen var. attenuata Skvortzov image
- Navicula semen var. lineata Skvortzov image
- Navicula semen var. minor Skvortzov image
- Navicula semenicula M.S. Kulikovskiy, H. Lange-Bertalot & D. Metzeltin
- Navicula semenoides Hustedt image
- Navicula semenoides var. minuteporata I. Kaczmarska