| Name | Author | Source | Citation | Year |
|---|
| Anomoeoneis brachysira var. thermalis | (Grunow) A. Cleve-Euler | Kongl. Svenska Vet. Akad. Handl., ser. 4, | 4{5}: 198 | 1953 |
| Brachysira thermalis | (Grunow) B. Van de Vijver & T.M. Schuster | Notulae algarum | 190: 1 | 2021 |
| Euastrum crenatum | Kützing ex Ralfs | Brit. Desmid.: | 211, pl. XXXV: fig. 14 | 1848 |
| Euastrum neosinuosum | O.V. Anissimova & M.D. Guiry | Notulae algarum | 188: 2 | 2021 |
| Eunotia pectinalis f. media | O. Müller | ForschBer. Biol. Stat. Plön | 6: 59, no fig. | 1898 |
| Eunotia praerupta f. incisa | O. Müller | ForschBer. Biol. Stat. Plön | 6: 60, fig. 29 | 1898 |
| Eunotia praerupta f. pumila | (Grunow) O. Müller | ForschBer. Biol. Stat. Plön | 6: 60 | 1898 |
| Eunotia praerupta var. bigibba | (Kützing) O. Müller | ForschBer. Biol. Stat. Plön | 6: 60 | 1898 |
| Fragilariopsis barbieri | (Peragallo) A.O. Cefarelli, M.E. Ferrario & N. Lundholm in Cefarelli et al. | Polar Biology | 44: 424 | 2021 |
| Hypoglossum inordinatum | J.A. West & S. Loiseaux-de Göer | Notulae algarum | 188: 1, figs. 1, 2 | 2021 |
| Navicula exilis var. thermalis | (Grunow) O. Müller | ForschBer. Biol. Stat. Plön | 6: 66 | 1898 |
| Navicula serians var. thermalis | Grunow in Van Heurck | Syn. Diat. Belg.: | pl. XII: fig. 10 | 1880 |
| Nitzschia barbieri | M. Peragallo | Deux. Expéd. Antarct. Franc\*,. (1908-1910) ... Charcot. Diatomées: | 66, no fig. | 1921 |
| Pinnularia subcapitata f. latior | O. Müller | ForschBer. Biol. Stat. Plön | 6: 67, fig. 14 | 1898 |
| Pinnularia subcapitata f. stauroneiformis | (Grunow) O. Müller | ForschBer. Biol. Stat. Plön | 6: 67 | 1898 |
| Pinnularia subcapitata var. hilseana | (C. Janisch) O. Müller | ForschBer. Biol. Stat. Plön | 6: 67 | 1898 |
| Rosenvingea endiviifolia | (Martius) M.J. Wynne in Wynne & Nunes | Notulae algarum | 187: 2 | 2021 |
| Ulva endiviifolia ('endiviaefolia') | Martius | Fl. Bras. | 1: 21 | 1833 |
| VIRGATASPORITES | A. Combaz | Acta Soc. Linn. Bordeaux, ser. B | 104{29}: 12 | 1967 |