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
- Gyrosigma attenuatum f. hippocampus (W. Smith) Brockmann image
- Gyrosigma attenuatum f. intermedium_('intermedia') Petkoff image
- Gyrosigma attenuatum f. subbalticum Carlson image
- Gyrosigma attenuatum f. typicum Rabenhorst {invalid}
- Gyrosigma attenuatum var. antarcticum_(`antarctica') J. Frenguelli & H.A. Orlando {invalid}
- Gyrosigma attenuatum var. asiaticum_('asiatica') Skvortzov image
- Gyrosigma attenuatum var. asiaticum_('asiatica') Skvortzov & Meyer image
- Gyrosigma attenuatum var. gigas McCall image
- Gyrosigma attenuatum var. hippocampus (Ehrenberg) Schulz image
- Gyrosigma attenuatum var. nipponicum_('nipponica') Skvortzov image
- Gyrosigma attenuatum var. scalprum (Gaillon) Cleve
- Gyrosigma attenuatum var. typicum Cleve-Euler image
- Gyrosigma attenuatum_('attenuata') (Kützing) Rabenhorst image