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
- Hannaea arcus (Ehrenberg) Patrick image
- Hannaea arcus (Ehrenberg) R. Patrick
- Hannaea arcus var. amphioxys (Rabenhorst) Patrick image
- Hannaea arcus var. hattoriana (F. Meister) T. Ohtsuka
- Hannaea arcus var. kamtchatica (J.B. Petersen) W.M. Bao & C. Reimer
- Hannaea arcus var. linearis (Holmboe) Foged image
- Hannaea arcus var. linearis (Holmboe) R. Ross image
- Hannaea arcus var. subarcus (Iwahashi) J.H. Lee