| [18274] Sellaphora radiosa | Appellations de Taxon | 18274 |
| [18275] Seminavis robusta | Appellations de Taxon | 18275 |
| [18276] Stauroneis elisa | Appellations de Taxon | 18276 |
| [18277] Surirella fastuosa var. cuneata | Appellations de Taxon | 18277 |
| [18278] Stephanodiscus flabellatus var. distinctus | Appellations de Taxon | 18278 |
| [18279] Surirella febigeri | Appellations de Taxon | 18279 |
| [1828] Menyanthes | Appellations de Taxon | 1828 |
| [18280] Surirella fenestrellata | Appellations de Taxon | 18280 |
| [18281] Surirella feuerborni | Appellations de Taxon | 18281 |
| [18282] Synedra filiformis var. exilis | Appellations de Taxon | 18282 |
| [18283] Surirella fimbriata | Appellations de Taxon | 18283 |
| [18284] Surirella flexuosa | Appellations de Taxon | 18284 |
| [18285] Sellaphora densistriata | Appellations de Taxon | 18285 |
| [18286] Stephanodiscus dzhilindus | Appellations de Taxon | 18286 |
| [18287] Sellaphora alastos | Appellations de Taxon | 18287 |
| [18288] Surirella elegantula f. cuneata | Appellations de Taxon | 18288 |
| [18289] Seminavis cyrtorapha | Appellations de Taxon | 18289 |
| [1829] Menyanthes trifoliata | Appellations de Taxon | 1829 |
| [18290] Seminavis delicatula | Appellations de Taxon | 18290 |
| [18291] Stauroneis elata | Appellations de Taxon | 18291 |
| [18292] Seminavis macilenta | Appellations de Taxon | 18292 |
| [18293] Sellaphora emilia | Appellations de Taxon | 18293 |
| [18295] Sellaphora nana | Appellations de Taxon | 18295 |
| [18296] Surirella engleri | Appellations de Taxon | 18296 |
| [18297] Seminavis eulensteinii | Appellations de Taxon | 18297 |
| [18298] Seminavis ventricosa | Appellations de Taxon | 18298 |
| [18299] Seminavis witkowskii | Appellations de Taxon | 18299 |
| [183] Rhyacophila lato-sensu | Appellations de Taxon | 183 |
| [1830] Myricaceae | Appellations de Taxon | 1830 |
| [18300] Stephanodiscus excentricus | Appellations de Taxon | 18300 |
| [18301] Stauroforma exiguiformis | Appellations de Taxon | 18301 |
| [18302] Surirella eximia | Appellations de Taxon | 18302 |
| [18303] Stephanodiscus exiguus | Appellations de Taxon | 18303 |
| [18304] Surirella fastuosa | Appellations de Taxon | 18304 |
| [18305] Stauroneis fluminopsis | Appellations de Taxon | 18305 |
| [18306] Surirella fluminensis | Appellations de Taxon | 18306 |
| [18307] Stephanodiscus formosus var. minor | Appellations de Taxon | 18307 |
| [18308] Stephanodiscus formosus | Appellations de Taxon | 18308 |
| [18309] Surirella formosa | Appellations de Taxon | 18309 |
| [1831] Myrica | Appellations de Taxon | 1831 |
| [18310] Stauroneis frauenfeldianum | Appellations de Taxon | 18310 |
| [18311] Surirella fastuosa var. recedens | Appellations de Taxon | 18311 |
| [18312] Stauroneis fridericiana | Appellations de Taxon | 18312 |
| [18313] Stauroneis gelida | Appellations de Taxon | 18313 |
| [18314] Stephanodiscus grandis var. entis | Appellations de Taxon | 18314 |
| [18315] Surirella gessneri | Appellations de Taxon | 18315 |
| [18316] Sellaphora gibbula | Appellations de Taxon | 18316 |
| [18317] Stauroneis graciliopsis | Appellations de Taxon | 18317 |
| [18318] Stauroneis gossmanniae | Appellations de Taxon | 18318 |
| [18319] Stauroneis gracilis | Appellations de Taxon | 18319 |