| Name | Author | Source | Citation | Year |
|---|
| Chara lipkinii | R.E. Romanov, S.S. Barinova, V.Yu. Nikulin & A.A. Gontcharov | Fottea | 22: 3, figs. 1-21 | 2022 |
| Delicatophycus menyuanensis | Bing Liu & D.M. Williams in Liu et al. | Fottea | 22: 144, figs. 91-131 | 2022 |
| Delicatophycus qinghainensis | Bing Liu & S. Blanco in Liu et al. | Fottea | 22: 140, figs. 51-90 | 2022 |
| Delicatophycus wulingensis | Bing Liu & S. Blanco in Liu et al. | Fottea | 22: 140, figs. 7-50 | 2022 |
| Fragilaria bahlsiana | B. Van de Vijver, C.E. Wetzel & L. Ector in Van de Vijver et al. | Fottea | 22: 115, figs. 263-282 | 2022 |
| Fragilaria campyla | (Hilse) B. Van de Vijver, W. Kusber & D.M. Williams in Van de Vijver et al. | Fottea | 22: 97 | 2022 |
| Fragilaria metcalfeana | B. Van de Vijver, D.M. Williams, W. Kusber & T.M. Schuster in Van de Vijver et al. | Fottea | 22: 110 | 2022 |
| Fragilaria pseudofamiliaris | B. Van de Vijver, T.M. Schuster, W. Kusber & D.M. Williams in Van de Vijver et al. | Fottea | 22: 108, figs. 165-199 | 2022 |
| Fragilaria scotica | (Grunow) B. Van de Vijver, C.E. Wetzel & L. Ector in Van de Vijver et al. | Fottea | 22: 105 | 2022 |
| Gomphonema longganense | P. Yu, Q. You, J.P. Kociolek & Q. Wang in Yu et al. | Fottea | 22: 17, figs. 72-126 | 2022 |
| Gomphonema poyangense | P. Yu, Q. You, J.P. Kociolek & Q. Wang in Yu et al. | Fottea | 22: 15, figs. 31-71 | 2022 |
| Gomphonema qii | P. Yu, Q. You, J.P. Kociolek & Q. Wang in Yu et al. | Fottea | 22: 15, figs. 2-30 | 2022 |
| Humidophila iguazuensis | J.M. Guerrero, A.A. Vouilloud & S.E. Sala in Vouilloud et al. | Fottea | 22: 61, figs. 21-27 | 2022 |
| Humidophila lagartiensis | A.A. Vouilloud, J.M. Guerrero, & J.P. Kociolek in Vouilloud et al. | Fottea | 22: 64, figs. 28-39 | 2022 |
| Humidophila misionera | A.A. Vouilloud, J.M. Guerrero, & J.P. Kociolek in Vouilloud et al. | Fottea | 22: 66, figs. 40-53 | 2022 |
| Humidophila sebastianii | J.M. Guerrero, A.A. Vouilloud & S.E. Sala in Vouilloud et al. | Fottea | 22: 69, figs. 79-85 | 2022 |
| Luticola jinshaensis | Lin Yang & Quanxi Wang in Yang et al. | Fottea | 22: 153, figs. 1-24 | 2022 |
| Rhodomonas storeatuloformis | A.N. Khanaychenko, M. Saburova, V.V. Aleoshin, O.A. Rylkova, O.V. Popova & L.O. Aganesova in Khanaychenko et al. | Fottea | 22: 125, figs. 1-3 | 2022 |
| Scytonema foetidum | W. Tawong, P. Pongcharoen & T. Nishimura | Fottea | 22: 80, fig. 1 | 2022 |
| Synedra campyla | Hilse in Rabenhorst | Alg. Eur. Dec.: 103/104: | 1024a | 1861 |
| Synedra lunaris var. undulata | Rabenhorst | Fl. Eur. Alg. | I: 128 | 1864 |
| Trachelomonas subplanctonica | X.D. Jiang & W.T. Pang in Jiang et al. | Fottea | 22: 32, figs. 1-9, 13-19 | 2022 |