- Gerris remigis, Gerris orba Stl, 1859;Hygrotrechus robustus Uhler, 1871;Hygrotrechus remigis;Hydrometra orba;Gerris robustus;Hygrotrechus orba;Gerris remigis caloregon Calabrese, 1974
- Marsupella emarginata, Jungermannia emarginata var aquatica;Jungermannia emarginata;Jungermannia macrorhiza;Jungermannia pulvinata;Marsupella andina;Marsupella aquatica var aquatica;Marsupella aquatica var gracilis;Marsupella aquatica var submersa;Marsupella aquatica;Marsupella emarginata subsp aquatica;Marsupella emarginata subsp tubulosa;Marsupella emarginata var aquatica;Marsupella emarginata var attenuata;Marsupella emarginata var densifolia;Marsupella emarginata var ligurica;Marsupella mexicana;Marsupella robusta;Marsupella tubulosa;Marsupella ustulata Huebener Spruce ex Pearson 1901 var ustulata;Marsupella ustulata Huebener Spruce ex Pearson 1901;Nardia densifolia;Nardia emarginata var aquatica;Nardia emarginata var picea;Nardia emarginata var robusta;Nardia emarginata;Nardia picea;Nardia robusta;Sarcocyphos mexicanus;Sarcoscyphus aquaticus;Sarcoscyphus densifolius;Sarcoscyphus ehrhardtii var aquaticus;Sarcoscyphus ehrhardtii var robustus;Sarcoscyphus ehrhardtii;Sarcoscyphus emarginatus var aquaticus;Sarcoscyphus emarginatus;Sarcoscyphus piceus
- Paepalanthus gleasonii, Paepalanthus convexus var strigosus;Paepalanthus robustus
- Psittacanthus robustus, Loranthus robustus;Loranthus formosus;Loranthus speciosus;Psittacanthus intermedius
- Sarabandus robustus, Cyphon robustus
- Schoenoplectus robustus, Sturdy bulrush;Scirpus maritimus macrostachyus;Scirpus maritimus var robustus;Scirpus robustus;Bolboschoenus robustus
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