| Name | Author | Source | Citation | Year |
|---|
| Achnanthes baltalensis | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 1, description and illustration in Gandhi (1998: 284, pl. 3: fig. 1) | 2020 |
| Achnanthes baltalensis var. ovalis | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 1, description and illustration in Gandhi (1998: 286, pl. 1: figs. 4-6; pl. 3: figs. 5-7) | 2020 |
| Caloneis bacillaris var. chandolensis | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 2, description and illustration in Gandhi (1998: 16, pl. 1: fig. 15) | 2020 |
| Caloneis gracilis | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 2, description and illustration in Gandhi (1998: 17, pl. I: fig. 16) | 2020 |
| Caloneis luzonensis | Guiry & Karthick in Guiry et al. | Notulae algarum | 133: 2 | 2020 |
| Cyclotella iris var. baltalensis | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 2, description and illustration in Gandhi (1998: 293, pl. 1: fig. 10; pl.2: figs. 1-3; pl. 3: figs. 11-13) | 2020 |
| Cyclotella substelligera | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 2, description and illustration in Gandhi (1998: 19, pl. I: fig. 21) | 2020 |
| Fallacia pygmaea var. linearis | Karthick in Guiry et al. | Notulae algarum | 133: 5, description and illustration in Gandhi (1998: 181, pl. V: figs. 177, 178) | 2020 |
| Fallacia pygmaea var. rhomboidea | Karthick in Guiry et al. | Notulae algarum | 133: 5, description and illustration in Gandhi (1998: 182, pl. V: fig. 179) | 2020 |
| Fragilaria construens var. fossilis | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 2, description and illustration in Gandhi (1998: 297, pl. 4: figs. 5-8) | 2020 |
| Fragilaria construens var. indica | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 2, description and illustration in Gandhi (1998: 298, pl. 4: figs. 9-15) | 2020 |
| Fragilaria leptostauron var. neotrigona | Guiry & Karthick in Guiry et al. | Notulae algarum | 133: 3, description and illustration in Gandhi (1998: 303, pl. 4: figs. 39, 40) | 2020 |
| Gomphonema clavatoides var. rostratum | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 3, description and illustration in Gandhi (1998: 27, pl. II: figs. 42-44) | 2020 |
| Hantzschia amphioxys var. rectiformis | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 3, description and illustration in Gandhi (1998: 160, pl. II: figs. 82, 83) | 2020 |
| Navicula agrestiformis | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 3, description and illustration in Gandhi (1998: 162, pl. III: fig. 93) | 2020 |
| Navicula barodensis | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 3, description and illustration in Gandhi (1998: 163, pl. V: fig. 147) | 2020 |
| Navicula buderiformis | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 3, description and illustration in Gandhi (1998: 164, pl. III: figs. 94, 95) | 2020 |
| Navicula canali-kharicutensis | Guiry & Karthick in Guiry et al. | Notulae algarum | 133: 5, description and illustration in Gandhi (1998: 103, pl. II: fig. 45) | 2020 |
| Navicula chauhanii | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 3, description and illustration in Gandhi (1998: 166, pl. IV: fig. 127) | 2020 |
| Navicula confervacea var. laterostrata | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 4, description and illustration in Gandhi (1998: 169, pl. III: fig. 98) | 2020 |
| Navicula confervacea var. tenuis | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 4, description and illustration in Gandhi (1998: 170, pl. III: fig. 99) | 2020 |
| Navicula graciloides var. barodensis | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 4, description and illustration in Gandhi (1998: 175, pl. V: fig. 165) | 2020 |
| Navicula gujaratensis | Guiry & Karthick in Guiry et al. | Notulae algarum | 133: 4, description and illustration in Gandhi (1998: 180, pl. III: fig. 112) | 2020 |
| Navicula halophila var. fogedii | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 4, description and illustration in Gandhi (1998: 177, pl. II: figs. 87, 88) | 2020 |
| Navicula lacus-chandolensis | Guiry & Karthick in Guiry et al. | Notulae algarum | 133: 5, description and illustration in Gandhi (1998: 51, pl. III: fig. 117) | 2020 |
| Navicula lunulifera | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 4, description and illustration in Gandhi (1998: 102, pl. II: figs. 42, 43) | 2020 |
| Navicula mediocris var. barodensis | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 4, description and illustration in Gandhi (1998: 178, pl. III: fig. 109) | 2020 |
| Navicula menisculus var. tenuis | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 4, description and illustration in Gandhi (1998: 102, pl. II: fig. 44) | 2020 |
| Navicula sacrophagus | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 5, description and illustration in Gandhi (1998: 48, pl. III: figs. 111, 112) | 2020 |
| Navicula simplexoides | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 5, description and illustration in Gandhi (1998: 50, pl. III: figs. 114-116) | 2020 |
| Navicula sublanceolata | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 6, description and illustration in Gandhi (1998: 106, pl. II: fig. 51) | 2020 |
| Navicula tridentula var. indica | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 6, description and illustration in Gandhi (1998: 191, pl. III: fig. 119) | 2020 |
| Nitzschia aerophiloides | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 6, description and illustration in Gandhi (1998: 199, pl. VI: fig. 189; pl. VII: fig. 236) | 2020 |
| Nitzschia chandolensis | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 6, description and illustration in Gandhi (1998: 60, pl. III: figs. 131, 132) | 2020 |
| Nitzschia chauhanii | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 6, description and illustration in Gandhi (1998: 204, pl. VI: figs. 192, 193) | 2020 |
| Nitzschia mancoides | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 6, description and illustration in Gandhi (1998: 212, pl. VII: fig. 266) | 2020 |
| Nitzschia palea var. barodensis | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 6, description and illustration in Gandhi (1998: 213, pl. VII: fig. 268) | 2020 |
| Nitzschia subaccommodata | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 6, description and illustration in Gandhi (1998: 218, pl. VI: fig. 219; pl. VII: fig. 280) | 2020 |
| Nitzschia subapiculata | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 6, description and illustration in Gandhi (1998: 123, pl. II: fig. 70; pl. III: fig. 87) | 2020 |
| Nitzschia sublaevis | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 7, description and illustration in Gandhi (1998: 220, pl. VI: fig. 220) | 2020 |
| Nitzschia sublica | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 7, description and illustration in Gandhi (1998: 124, pl. II: fig. 71) | 2020 |
| Nitzschia sublongirostris | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 7, description and illustration in Gandhi (1998: 72, pl. III: figs. 171, 172) | 2020 |
| Nitzschia thermalis var. capitata | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 7, description and illustration in Gandhi (1998: 222, pl. VI: figs. 228-232) | 2020 |
| Nitzschia woltereckoides | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 7, description and illustration in Gandhi (1998: 75, pl. III: figs. 174, 175) | 2020 |
| Pinnularia borealis var. barodensis | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 7, description and illustration in Gandhi (1998: 225, pl. VII: fig. 286) | 2020 |
| Pleurosigma chandolense | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 7, description and illustration in Gandhi (1998: 75, pl. III: figs. 176, 177; pl. IV: fig. 18) | 2020 |
| Stauroneis gandhii | Guiry & Karthick in Guiry et al. | Notulae algarum | 133: 7, description and illustration in Gandhi (1998: 230, pl. III: fig. 122) | 2020 |
| Synedra gandhii | Guiry & Karthick in Guiry et al. | Notulae algarum | 133: 8, description and illustration in Gandhi (1998: 81, pl. IV: fig. 200) | 2020 |