The INA is a card file and online reporting system maintained at the Silva Center for Phycological Documentation of the University Herbarium, University of California, Berkeley. It contains nearly 200,000 names of algae (in the broad sense). The BPU is a card file containing bibliographic references pertaining to algal taxonomy.
| Name | Author | Source | Citation | Year |
|---|---|---|---|---|
| Achnanthes brevipes | C. Agardh | Syst. Alg.: | 1 | 1824 |
| Achnanthes longipes | C. Agardh | Syst. Alg.: | 1 | 1824 |
| Bangia atropurpurea | (Mertens ex Roth) C. Agardh | Syst. Alg.: | 76 | 1824 |
| Bangia atropurpurea var. fuscopurpurea | (Dillwyn) C. Agardh | Syst.: | 76 | 1824 |
| Bangia torta | (Mertens) C. Agardh | Syst. Alg.: | 75 | 1824 |
| Batrachospermum durum | C. Agardh | Syst. Alg.: | 54 | 1824 |
| Batrachospermum moniliforme var. aequinoctiale | (Bory) C. Agardh | Syst. Alg.: | 54 | 1824 |
| Batrachospermum moniliforme var. boryanum | C. Agardh | Syst. Alg.: | 54 | 1824 |
| Batrachospermum moniliforme var. pulcherrimum | (Bory) C. Agardh | Syst. Alg.: | 54 | 1824 |
| Batrachospermum moniliforme var. simplicius | C. Agardh | Syst. Alg.: | 54 | 1824 |
| Batrachospermum moniliforme var. stagnale | (Bory) C. Agardh | Syst. Alg.: | 54 | 1824 |
| Batrachospermum moniliforme var. virescens | (Bory) C. Agardh | Syst.: | 55 | 1824 |
| Calcothrix ramulosa | Desvaux ex C. Agardh | Syst. Alg.: | 11 | 1824 |
| Calothrix confervicola | (Dillwyn) C. Agardh | Syst. Alg.: | 70 | 1824 |
| Calothrix distorta | (O.F. Müller) C. Agardh | Syst.: | 72 | 1824 |
| Calothrix fontinalis | (Linnaeus) C. Agardh | Syst. Alg.: | 73 | 1824 |
| Calothrix mirabilis | (Dillwyn) C. Agardh | Syst.: | 72 | 1824 |
| Calothrix pulvinata | (Mertens) C. Agardh | Syst. Alg.: | 71 | 1824 |
| Calothrix scopulorum | (Weber & Mohr) C. Agardh | Syst. Alg.: | 70 | 1824 |
| Ceramium borreri | (J.E. Smith) C. Agardh | Syst.: | 140 | 1824 |
| Ceramium cancellatum | C. Agardh | Syst.: | 136 | 1824 |
| Ceramium diaphanum var. borbonicum | C. Agardh | Syst. Alg.: | 134 | 1824 |
| Ceramium diaphanum var. pilosum | (Roth) C. Agardh | Syst.: | 134 | 1824 |
| Ceramium flexuosum | C. Agardh | Syst. Alg.: | 141 | 1824 |
| Ceramium intricatum | C. Agardh | Syst.: | 132 | 1824 |
| Ceramium pluma | (Dillwyn) C. Agardh | Syst. Alg.: | 132 | 1824 |
| Ceramium rubrum var. nitens | C. Agardh | Syst.: | 136 | 1824 |
| Ceramium rubrum var. proliferum | C. Agardh | Syst. Alg.: | 135 | 1824 |
| Ceramium rubrum var. tenue | C. Agardh | Syst. Alg.: | 136 | 1824 |
| Ceramium rubrum var. virgatum | C. Agardh | Syst. Alg.: | 136 | 1824 |
| Ceramium scopulorum | C. Agardh | Systema algarum: | 132 | 1824 |
| Ceramium secundatum | (Lyngbye) C. Agardh | Syst.: | 132 | 1824 |
| Ceramium tenellum | (Lamouroux) C. Agardh | Syst.: | 141 | 1824 |
| Chaetospora wiggii ('Wigghii') | (Turner) C. Agardh | Syst.: | 146 | 1824 |
| Chondria parvula | C. Agardh | Syst. Alg.: | 207 | 1824 |
| Chordaria flagelliformis var. capensis | C. Agardh | Syst. Alg.: | 257 | 1824 |
| Chordaria flexuosa | C. Agardh | Syst. Alg.: | 256 | 1824 |
| Chroolepus jolithus | (Linnaeus) C. Agardh | Syst. Alg.: | 34 | 1824 |
| Chroolepus odoratus | (Wiggers) C. Agardh | Syst. Alg.: | 35 | 1824 |
| Chroolepus rubicundus | (Roth) C. Agardh | Syst. Alg.: | 35 | 1824 |
| Cladostephus australis | C. Agardh | Syst. Alg.: | 169 | 1824 |
| Cladostephus laxus | C. Agardh | Syst. alg. | 169 | 1824 |
| Cladostephus lycopodium | (C. Agardh) C. Agardh | Syst. Alg.: | 168 | 1824 |
| Conferva aegagropila var. adnata | C. Agardh | Syst. Alg.: | 118 | 1824 |
| Conferva ansonii | C. Agardh | Syst.: | 95 | 1824 |
| Conferva arcta | C. Agardh | Syst. Alg.: | 118 | 1824 |
| Conferva borisii | C. Agardh | Syst.: | 94 | 1824 |
| Conferva candollei ('candollei') | (Le Clerc) C. Agardh | Syst.: | 94 | 1824 |
| Conferva capensis | C. Agardh | Syst. Alg.: | 118 | 1824 |
| Conferva clavata | C. Agardh | Syst. alg.: | 99 | 1824 |
| Conferva collabens | C. Agardh | Syst. Alg.: | 102 | 1824 |
| Conferva crassa | C. Agardh | Systema algarum: | 99 | 1824 |
| Conferva crispata var. crassior | C. Agardh | Syst. Alg.: | 302, pl. 2350 sensu Sowerby, English Botany | 1824 |
| Conferva distans | C. Agardh | Syst.: | 120 | 1824 |
| Conferva fascicularis | Mertens ex C. Agardh | Syst. alg.: | 114 | 1824 |
| Conferva glomerata var. simplicior | C. Agardh | Syst. Alg.: | 108 | 1824 |
| Conferva incrustans | Desvaux in C. Agardh | Syst. Alg.: | 94 | 1824 |
| Conferva intestinalis | C. Agardh | Syst.: | 99 | 1824 |
| Conferva media | C. Agardh | Syst. alg.: | 100 | 1824 |
| Conferva membranacea | Hofman Bang ex C. Agardh | Syst. Alg.: | 120 | 1824 |
| Conferva mucosa | Mertens ex C. Agardh | Syst. Alg.: | 90 | 1824 |
| Conferva ornata | C. Agardh | Syst. Alg.: | 104 | 1824 |
| Conferva parasitica | Bory ex C. Agardh | Syst. Alg.: | 94 | 1824 |
| Conferva rigida | C. Agardh | Syst. Alg.: | 97 | 1824 |
| Conferva speluncarum | C. Agardh | Syst. Alg.: | 105 | 1824 |
| Conferva trichotoma | C. Agardh | Syst. Alg.: | 121 | 1824 |
| Conferva vaucheriiformis ('vaucheriaeformis') | C. Agardh | Syst. Alg.: | 118 | 1824 |
| Conferva virgata | C. Agardh | Syst. Alg.: | 119 | 1824 |
| Corynephora marina | (Lyngbye) C. Agardh | Syst.: | 24 | 1824 |
| Cystoseira ensifolia | C. Agardh | Syst. Alg.: | 288 | 1824 |
| Cystoseira geminata | C. Agardh | Syst. Alg. | 286 | 1824 |
| Cystoseira subfarcinata | (Mertens) C. Agardh | Syst. Alg.: | 289 | 1824 |
| DASYA | C. Agardh | Syst. Alg.: | 211 | 1824 |
| Dasya pedicellata | (C. Agardh) C. Agardh | Syst. Alg.: | 211 | 1824 |
| Diatoma crystallina ('crystallinum') | C. Agardh | Syst.: | 3 | 1824 |
| Diatoma elongata_(`elongatum') | (Lyngbye) C. Agardh | Syst. Alg.: | 4 | 1824 |
| Echinella acharii | C. Agardh | Syst. Alg.: | 15 | 1824 |
| Echinella articulata | C. Agardh | Syst.: | 16 | 1824 |
| Fragilaria hyemalis | C. Agardh | Syst. Alg.: | 7 | 1824 |
| Frustulia cuneata | (Lyngbye) C. Agardh | Syst. Alg.: | 2 | 1824 |
| Frustulia elliptica | C. Agardh | Syst. Alg.: | 311 | 1824 |
| Frustulia obtusa | (Lyngbye) C. Agardh | Syst.: | 1 | 1824 |
| Fucus compressus | C. Agardh | Syst. Alg.: | 279 | 1824 |
| Fucus nodosus f. mackayi ('Mackaji') | (Turner) C. Agardh | Systema algarum: | 275 | 1824 |
| Gomphonema geminatum | (Lyngbye) C. Agardh | Syst. Alg.: | 12 | 1824 |
| Gomphonema paradoxum | (Lyngbye) C. Agardh | Syst. Alg.: | 11 | 1824 |
| Griffithsia crassiuscula | C. Agardh | Syst. Alg.: | 145 | 1824 |
| Griffithsia penicillata | C. Agardh | Syst. Alg.: | 143 | 1824 |
| Hutchinsia allochroa var. fibrata | (Dillwyn) C. Agardh | Syst.: | 154 | 1824 |
| Hutchinsia allochrous_(`allochroa') | (Roth) C. Agardh | Syst. Alg.: | 153 | 1824 |
| Hutchinsia collabens | C. Agardh | Systema: | 153 | 1824 |
| Hutchinsia dendritica | C. Agardh | Syst. Alg.: | 146 | 1824 |
| Hutchinsia filamentosa | (Wulfen) C. Agardh | Syst.: | 159 | 1824 |
| Hutchinsia glomerulata | C. Agardh | Syst. Alg.: | 158 | 1824 |
| Hutchinsia ocellata | (Grateloup) C. Agardh | Syst.: | 157 | 1824 |
| Hutchinsia pennata | C. Agardh | Syst. Alg.: | 146 | 1824 |
| Hutchinsia secunda | C. Agardh | Syst. Alg.: | 149 | 1824 |
| Hutchinsia variegata | C. Agardh | Syst. Alg.: | 153 | 1824 |
| Hutchinsia virgata | C. Agardh | Syst. alg.: | 157 | 1824 |
| Hydrodictyon umbilicatum | (Velley) C. Agardh | Syst.: | 85 | 1824 |
| Laminaria clathrus | (S.G. Gmelin) C. Agardh | Syst.: | 269 | 1824 |
| Laminaria sessilis | C. Agardh | Syst. Alg.: | 270 | 1824 |
| Lyngbya aeruginosa | C. Agardh | Syst. Alg.: | 74 | 1824 |
| Lyngbya confervoides | C. Agardh | Syst. Alg.: | 73 | 1824 |
| Lyngbya crispa | (C. Agardh) C. Agardh | Syst. Alg.: | 74 | 1824 |
| Lyngbya crispa var. violacea | (C. Agardh) C. Agardh | Syst. Alg.: | 74 | 1824 |
| Lyngbya ferruginea | C. Agardh | Syst. Alg.: | 73 | 1824 |
| Lyngbya glutinosa | C. Agardh | Syst. Alg.: | 73 | 1824 |
| Lyngbya nigra | C. Agardh | Syst. Alg.: | 312 | 1824 |
| Melosira discigera | C. Agardh | Syst. Alg.: | 8 | 1824 |
| Melosira lineata | (Dillwyn) C. Agardh | Syst. | 8 | 1824 |
| Melosira nummuloides | C. Agardh | Syst. Alg.: | 8 | 1824 |
| Mesogloia attenuata | C. Agardh | Syst. Alg.: | 51 | 1824 |
| Mesogloia capillaris | (Hudson) C. Agardh | Syst.: | 51 | 1824 |
| Mesogloia divaricata | C. Agardh | Syst. Alg.: | 51 | 1824 |
| Mesogloia hudsonii_(`hudsoni') | C. Agardh | Syst. Alg.: | 50 | 1824 |
| Mougeotia agardhiana | (Wallman) C. Agardh | Syst. Alg.: | 84 | 1824 |
| Mougeotia genuflexa | (Roth) C. Agardh | Syst.: | 83 | 1824 |
| Mycinema phosphoreum | (Linnaeus) C. Agardh | Syst. Alg.: | 33 | 1824 |
| Mycinema pteridis | (C. Agardh) C. Agardh | Syst. Alg.: | 33 | 1824 |
| Nitella batrachosperma | C. Agardh | Syst.: | 126 | 1824 |
| Nitella gracilis | (J.E. Smith) C. Agardh | Syst.: | 125 | 1824 |
| Nitella intricata | (Trentepohl ex Roth) C. Agardh | Syst.: | 125 | 1824 |
| Nostoc lemaniae | C. Agardh | Syst.: | 20 | 1824 |
| Nostoc quoyi ('quoji') | C. Agardh | Syst. Alg.: | 22 | 1824 |
| Oscillatoria curviceps | C. Agardh | Syst. Alg.: | 68 | 1824 |
| Oscillatoria labyrinthiformis | (Linnaeus) C. Agardh | Syst. Alg.: | 60 | 1824 |
| Oscillatoria lutea | C. Agardh | Syst. Alg.: | 68 | 1824 |
| Oscillatoria muscorum | C. Agardh | Syst. Alg.: | 65 | 1824 |
| Oscillatoria nigra var. boryana | C. Agardh | Syst. Alg.: | 64 | 1824 |
| Oscillatoria papyracea | C. Agardh | Syst. Alg.: | 61 | 1824 |
| Oscillatoria rupestris | C. Agardh | Syst.: | 63 | 1824 |
| Oscillatoria variabilis | Desvaux in C. Agardh | Syst. Alg.: | 73 | 1824 |
| PORPHYRA | C. Agardh | Syst. Alg.: | XXXII, 190 | 1824 |
| Palmella montana | (Lightfoot) C. Agardh | Syst.: | 15 | 1824 |
| Palmella sanguinea | C. Agardh | Syst. Alg.: | 15 | 1824 |
| Porphyra laciniata | (Lightfoot) C. Agardh | Syst. Alg.: | 190 | 1824 |
| Porphyra laciniata var. umbilicata | (C. Agardh) C. Agardh | Syst. Alg.: | 191 | 1824 |
| Porphyra miniata | (C. Agardh) C. Agardh | Syst. Alg.: | 191 | 1824 |
| Porphyra purpurea | (Roth) C. Agardh | Syst. Alg.: | 191 | 1824 |
| Porphyra purpurea var. umbilicata | (C. Agardh) C. Agardh | Syst. Alg.: | 191 | 1824 |
| Protococcus nivalis | (F.A. Bauer) C. Agardh | Syst. alg.: | 13 | 1824 |
| Protococcus viridis | C. Agardh | Syst. Alg.: | 13 | 1824 |
| Protonema cryptarum | (C. Agardh) C. Agardh | Syst. Alg.: | 44 | 1824 |
| Protonema umbrosum | (Roth) C. Agardh | Syst. Alg.: | 43 | 1824 |
| Protonema velutinum | C. Agardh | Syst. Alg.: | 43 | 1824 |
| Rhodomela serrulata | (Lamouroux) C. Agardh | Syst. Alg.: | 197 (in part; see also Osmundaria spiralis in the Rhodomelaceae [p. 533]) | 1824 |
| Rhodomela swartzii | (C. Agardh) C. Agardh | Syst. Alg.: | 198 | 1824 |
| Rhodomela thunbergii | (Mertens ex Roth) C. Agardh | Syst.: | 199 | 1824 |
| Rytiphlaea firma | C. Agardh | Syst. Alg.: | 54 | 1828 |
| Rytiphlaea obtusiloba | C. Agardh | Syst. Alg.: | 161 | 1824 |
| SOLENIA | C. Agardh | Syst. Alg.: | XXXII, 185 | 1824 |
| Sargassum baccularia | (Mertens) C. Agardh | Syst. Alg.: | 304 | 1824 |
| Sargassum boryi | C. Agardh | Syst. Alg.: | 308 | 1824 |
| Sargassum crispum | C. Agardh | Syst. Alg.: | 297 | 1824 |
| Sargassum filifolium | C. Agardh | Syst. Alg.: | 305 | 1824 |
| Sargassum filipendula | C. Agardh | Syst. Alg.: | 300 | 1824 |
| Sargassum ligulatum | C. Agardh | Syst. Alg.: | 297 | 1824 |
| Sargassum plagiophyllum | C. Agardh | Syst. Alg.: | 304 | 1824 |
| Sargassum polycystum | C. Agardh | Syst. Alg.: | 304 | 1824 |
| Sargassum swartzii var. ovatum | C. Agardh | Syst. Alg.: | 296 | 1824 |
| Sargassum uviferum | C. Agardh | Syst. Alg.: | 306 | 1824 |
| Schizonema apiculatum | (Greville) C. Agardh | Syst. Alg.: | 11 | 1824 |
| Schizonema corymbosum | C. Agardh | Syst. Alg.: | 11 | 1824 |
| Schizonema dillwynii | C. Agardh | Syst.: | 10 | 1824 |
| Schizonema grateloupii | C. Agardh | Syst. Alg.: | 10 | 1824 |
| Schizonema lacustre | C. Agardh | Syst. Alg.: | 10 | 1824 |
| Schizonema micans | (Lyngbye) C. Agardh | Syst.: | 311 | 1824 |
| Schizonema quadripunctatum | (Lyngbye) C. Agardh | Syst.: | 10 | 1824 |
| Schizonema ramosissimum | C. Agardh | Syst. Alg.: | 11 | 1824 |
| Schizonema rutilans | (Roth) C. Agardh | Syst.: | 9 | 1824 |
| Scytonema crustaceum | C. Agardh | Syst. Alg.: | 39 | 1824 |
| Solenia attenuata | C. Agardh | Syst. Alg.: | 187 | 1824 |
| Solenia bertolonii_(`bertoloni') | C. Agardh | Syst. Alg.: | 185 | 1824 |
| Solenia clathrata | (Roth) C. Agardh | Syst. Alg.: | 186 | 1824 |
| Solenia clathrata var. confervoidea | (C. Agardh) C. Agardh | Syst. Alg.: | 187 | 1824 |
| Solenia clathrata var. uncinata | (Lyngbye) C. Agardh | Syst. Alg.: | 187 | 1824 |
| Solenia compressa | (Linnaeus) C. Agardh | Syst. Alg.: | 186 | 1824 |
| Solenia compressa var. crinita | (Nees) C. Agardh | Syst. Alg.: | 186 | 1824 |
| Solenia compressa var. prolifera | (O.F. Müller) C. Agardh | Syst. Alg.: | 186 | 1824 |
| Solenia fulvescens | (C. Agardh) C. Agardh | Syst. Alg.: | 186 | 1824 |
| Solenia intestinalis | (Linnaeus) C. Agardh | Syst. Alg.: | 185 | 1824 |
| Solenia intestinalis var. cornucopiae | (Lyngbye) C. Agardh | Syst. Alg.: | 185 | 1824 |
| Solenia intestinalis var. crispa | (Roth) C. Agardh | Syst. Alg.: | 185 | 1824 |
| Solenia intestinalis var. maxima | (C. Agardh) C. Agardh | Syst. Alg.: | 185 | 1824 |
| Solenia linza | (Linnaeus) C. Agardh | Syst. Alg.: | 185 | 1824 |
| Solenia linza var. lanceolata | (Linnaeus) C. Agardh | Syst. Alg.: | 185 | 1824 |
| Solenia percursa | (C. Agardh) C. Agardh | Syst. Alg.: | 187 | 1824 |
| Sphacelaria callitricha | C. Agardh | Syst. Alg.: | 166 | 1824 |
| Sphacelaria cirrosa ('cirrhosa') | (Roth) C. Agardh | Syst. Alg.: | 164 | 1824 |
| Sphacelaria filicina | (Grateloup) C. Agardh | Syst. Alg.: | 166 | 1824 |
| Sphacelaria radicans | (Dillwyn) C. Agardh | Syst. Alg.: | 165 | 1824 |
| Sphacelaria scoparioides var. composita | C. Agardh | Systema algarum: | 166 | 1824 |
| Sporochnus comosus | C. Agardh | Syst. Alg.: | 259 | 1824 |
| Sporochnus herbaceus var. firmus ('firma') | C. Agardh | Syst. Alg.: | 261 | 1824 |
| Sporochnus ligulatus var. distans | C. Agardh | Syst.: | 261 | 1824 |
| Stigonema atrovirens | (Dillwyn) C. Agardh | Syst.: | 42 | 1824 |
| Stigonema mamillosum | (Lyngbye) C. Agardh | Syst.: | 42 | 1824 |
| Tetraspora lubrica | C. Agardh | Syst: | 188 | 1824 |
| Thaumasia flava | (Linnaeus fil.) C. Agardh | Syst. Alg.: | 196 | 1824 |
| Trentepohlia purpurea | (Lightfoot) C. Agardh | Syst.: | 36 | 1824 |
| Vaucheria fastigiata | C. Agardh | Syst. Alg.: | 176 | 1824 |
| Zonaria furcellata | C. Agardh | Syst. Alg.: | 266 | 1824 |
| Zonaria lobata | C. Agardh | Syst. Alg.: | 265 | 1824 |
| Zonaria rosea | C. Agardh | Syst. Alg.: | 264 | 1824 |
| Zonaria schroederi ('schröderi') | C. Agardh | Syst. Alg.: | 265 | 1824 |
| Zonaria tenuissima | C. Agardh | Syst. Alg.: | 268 | 1824 |
| Zygnema adnatum | (Vaucher) C. Agardh | Syst. Alg.: | 81 | 1824 |
| Zygnema arctum | C. Agardh | Syst.: | 79 | 1824 |
| Zygnema nitidum var. adnatum | (Vaucher) C. Agardh | Syst. Alg.: | 81 | 1824 |
| Zygnema vaucheri ('Vaucherii') | C. Agardh | Syst.: | 77 | 1824 |