Silva Center for Phycological Documentation: Index Nominum Algarum

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

  1. Gomphonema truncatum C.G. Ehrenberg image
  2. Gomphonema truncatum f. bipunctatum (Kufferath) Woodhead & Tweed
  3. Gomphonema truncatum f. robustum (A. Mayer) Woodhead & Tweed
  4. Gomphonema truncatum f. turgidum (Ehrenberg) Woodhead & Tweed {invalid}
  5. Gomphonema truncatum var. capitatum (C.G. Ehrenberg) N. Woodhead & R.D. Tweed image
  6. Gomphonema truncatum var. cuneatum (F. Fricke) K.E. Camburn image
  7. Gomphonema truncatum var. elongatum_('elongata') (M. Peragallo & J. Heribaud) R.M. Patrick image
  8. Gomphonema truncatum var. macilentum J.P. Kociolek & E. Stoermer
  9. Gomphonema truncatum var. macilentum J.P. Kociolek & E.F. Stoermer image
  10. Gomphonema truncatum var. turgidum (C.G. Ehrenberg) R.M. Patrick image