| 26111 | Enteromorpha compressa (L.) Grev. | 05/05/1931 |
| 26112 | Enteromorpha compressa (L.) Grev. | 05/05/1931 |
| 26113 | Enteromorpha compressa (L.) Grev. | 05/05/1931 |
| 26143 | Enteromorpha lingulata J. Ag. | 05/05/1931 |
| 26143 | Fucus virsoides | 05/05/1931 |
| 26366 | Ectocarpus siliculosus forma | 05/05/1931 |
| 26367 | Ectocarpŭs silicŭlosŭs Ktz. | 05/05/1931 |
| 26503 | Fucus virsoides (Don.) J. Ag. α) normalis Schffn. (major, bene evolŭtŭs) | 05/05/1931 |
| 26504 | Fucus virsoides (Don.) J. Ag. α) normalis major, bene evolŭtŭs | 05/05/1931 |
| 26622 | ? Porphyra atropurpurea - an potius: Wildemannia laciniata (Lightf.) De Toni | 05/05/1931 |
| 26623 | ? Porphyra atropŭrpŭrea (Olivi) De Toni an potius: Wildemannia laciniata | 05/05/1931 |