| Noms géographiques | Noms scientifiques botaniques | Noms bibliques | Sobriquets | Noms d' établissements | 
| Noms historiques | Noms scientifiques zoologiques | Noms fictifs | Pseudonymes | 
| A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | - | Z | 
| a | b | c | d | e | f | g | h | i | j | k | l | m | n | o | p | q | r | s | t | u | v | w | x | - | z | 
| Nom scientifique | Nom malgache | 
| Garcinia Chapelieri | kijy, kimba | 
| Polyalthia Chapelieri | hombavy | 
| Theobroma cacao | kakao | 
| Dombeya cacuminum | hafomena, hafotra, ravintay | 
| Passiflora caerulea | giranadrelina | 
| Hibiscus caerulescens var. | atalofotsy | 
| Hibiscus caerulescens | sarivanjo | 
| Rhytachne caespitosa | forona, horondrano, kifafadrano, kifafarano, kifoforano | 
| Eleocharis caespitosissima | kivolanaondry, kivolonaondry, kivolonondry, volontany | 
| Oldenlandia caffra | kimalomata, matoakely, rongonintany, tsipipika, voandrongonitany | 
| Poupartia caffra | sakoa, sakoana, voankatsoa | 
| Mohria caffrorum | ampangampifana, manibahy, manikely, manilahy, tsipahokivainga, vanolahikely | 
| Sorghum caffrorum | ampembimasombika, ampemby, femba, fembamboloky, honkona, varifemba | 
| Desmodium cajanifolium | ramatsatso | 
| Cajanus cajan | ambiatrimbohitra, antsotry, asotrilahy, bokana, hazondandy, kiambatrimbohitsa, kivanja | 
| Hypoestes calaminthoides | sarikimalao, sarinanamalao, sarisarinanamalaho | 
| Viscum calcaratum | lafitra | 
| Pandaca calcarea | hibake, mamalifolahy, popoly, sarikaboka | 
| Rheedia calcicola | letsaky | 
| Terminalia calcicola | sariramy | 
| Pandaca callosa | kabokalalahy, kotokely | 
| Helichrysum calocladum | sava | 
| Pellaea calomelanos | manianio, trano vato | 
| Alafia calophylla | pitikala, vahibindro | 
| Diospyros calophylla | hazomaintilavaravina, hazomainty | 
| Grewia calvata | hafokorana, hafokorona, hafotra, hofokorana, zarotaty, zorotaty, zozotaty | 
| Brunfelsia calycina | intelomiova | 
| Macrostelia calyculata | tsilaitra | 
| Salacia calypso | rehe | 
| Lantana camara | radredreka, radriaka, riadriatra, taindelontsinoa | 
| Hibiscus cameronii | tsotsovoa | 
| Kalanchoe campanulata | kilenga, kitenga, kotrokotroka, sodifafandrano | 
| Spathodea campanulata | hazofody | 
| Haematoxylum campechianum | sokan-kazo | 
| Carissa campenonii | montakala, monty, taolanomby, voakandrina, voamantasoana | 
| Agaricus campestris | holatra, holatsaonjo, olatany | 
| Brassica campestris | ananomby, laisoa masombika | 
| Nelsonia campestris | manimboalavo, motomato | 
| Psalliota campestris | holatrahonjo | 
| Cinnamomum camphora | kamifaoro, ravintsara, ravitsara | 
| Neodypsis canaliculatus | lapaka, lopaka | 
| Senecio canaliculatus | mahavitriky, rambontsoavaly, ramijaingy | 
| Cyperus cancrorum | zozoro, zozorompoza | 
| Rhynchospora candida | ahipisaka | 
| Lilium candidum | lilia, lisy | 
| Coffea canephora | kafe | 
| Plectranthus canescens var. | velatra | 
| Plectranthus canescens | velatra | 
| Dombeya cannabina | hafotrasomanga, hafotsomanga, hafotsomangana | 
| Hibiscus cannabinus var. | lenzolambo | 
| Ocimum canum | karanzane, kirangay, kiranjay, kirijana, mampivehana, romba, rombakely, rombiromby, rombovola | 
| Hieracium capense | anantahalaka, kiramborambo, kitsofatsofa, manajara | 
| Peucedanum capense | fanivapotsy | 
| Eragrostis capensis | fangomoka, fingomoka | 
| Vigna capensis | olana | 
| Emilia capillaris | antsointsoimbohitra | 
| Adiantum capillus-veneris | manianio | 
| Aloe capitata | kisahondia, kisahondra, sahondra | 
| Bambusa capitata | volo, volozatsy | 
| Gravesia capitata | totroka | 
| Jacquemontia capitata | valibaliha | 
| Nuxia capitata | lambinanalahy, valanira | 
| Ochlandra capitata | volo, volozatsy | 
| Dactyloctenium capitatum | tamatama, tambrota | 
| Erythroxylum capitatum | menahivavy | 
| Oncostemum capitatum | tsitohitohy | 
| Baphia capparidifolia | vahinantibavy, vahinatibavy, vahinato, vahita | 
| Oncoba capreifolia | lafara, sakafare, voandafara | 
| Oxalis caprina | kisiranondrilahy | 
| Lovanafia capuroniana | arandranto, harandranto, lovainafy, lovanjafy | 
| Ambavia capuronii | ambavy | 
| Cleistanthus capuronii | lohindry, rahiny | 
| Deuteromallotus capuronii | minofonakoho | 
| Drypetes capuronii var. | mamoanampoatra | 
| Labramia capuronii | nanto, nantovasihy, natoboka | 
| Macarisia capuronii | hazomalany | 
| Manilkara capuronii | nato, natovavy | 
| Mimusops capuronii | nanto | 
| Ocotea capuronii | tafonona | 
| Polyalthia capuronii | maitsoririnina, robary | 
| Popowia capuronii | robavy | 
| Rauvolfia capuronii | hazomalemy, tangenala | 
| Securinega capuronii | hazomena, hazomenavavy, menahy | 
| Sideroxylon capuronii | hazotsiriana, nanto, nantomavo, natoboronkahatra | 
| Stephanostegia capuronii | hazondronono | 
| Tambourissa capuronii | ambora | 
| Dicoma carbonaria | hazomainty, varimamona | 
| Humbertianthus cardiostegius | ambavy, hafotrafotsiberavina, hafotrafotsy, kavilava, ombavy, tanatanampotsy, tanatanapotsy, voalava, voalelintrova | 
| Pinus caribaea | hazokesika, kesika | 
| Ficus carica | aviavimbazaha | 
| Tachiadenus carinatus | aferom-bohitra, aferontany, elabaratra, elambaratra, fañamenta, felabaratra, malanilava, malanivavy, remaitso, sofinakanga, tangamanta, tsileotsongaina, voanjomanga, voanjomangantanety | 
| Polyscias carolorum | bokony, hambonambona, voantsilana, voantsilanafotsy | 
| Daucus carota | karaotinsoavaly | 
| Croton cassinoides | hazonteva, tsiavalipotsy | 
| Eugenia cassinoides | rotra | 
| Rhipsalis cassytha | ramirondra | 
| Hugonia castanea | indrapotsy | 
| Phyllanthus casticum var. | tento | 
| Phyllanthus casticum var. | antentona, antsolimadinidravina, repika, sañira, tento | 
| Phyllanthus casticum | faintina, hazontanty, hazotana, hazotanty, taintona, tentina | 
| Tambourissa castri-delphinii | ambora | 
| Terminalia catappa | antafana, atafa, atafana, hafafo, hatafa, hatafamena, hatafana, hatofa | 
| Terminalia catapp | atafa | 
| Neophloga catatiana | tsikaramboalavo | 
| Croton catatii | ambolafotsilahy, andriambavifotsy, andriambolafotsy, hazomaditra, lazalazamadinika, sily, tsiandafatra | 
| Areca catechu | foroforo | 
| Vigna catjang | voanimba | 
| Psidium cattleyanum | goavintsina, goavitsinahy | 
| Cabucala caudata | hento, tongoborona | 
| Vernoniopsis caudata | sasakazo | 
| Ocotea caudatifolia | tafonona | 
| Adiantum caudatum | voanjonala | 
| Macphersonia cauliflora | lanahary, lanary | 
| Philippia cauliflora subsp. | anjavidilahimadinika | 
| Schizolaena cauliflora | arina, fotona, tsiarinarina, vandroza | 
| Vitex cauliflora var. | lekary | 
| Vitex cauliflora | ambalahiala, ombilahiala | 
| Homalium cauliflorum | hazomainty, hazombato, tsimorika | 
| Sporobolus centrifugus | kilanjy, kodrodritsa | 
| Allium cepa | mangafaka, tongolo, tongolobe, tongolombazaha, tongolonakanga, tongolovazaha, zoainiao | 
| Vernonia cephalophora | tsimifidy, tsimifily | 
| Hiatula cepistipes | olabala | 
| Leucocoprinus cepistipes | holabala | 
| Calantica cerasifolia | hazoambo, hazoambovavy, hazombato, silambinanto | 
| Psorospermum cerasifolium var. | tsirofa | 
| Psorospermum cerasifolium | harongampanihy, harongapany, taimbitsika, taimbitsy, tambitsika, tambitsy | 
| Danais cernua | bongontany, fanamena, haizantoloho, hazontoloho, vahato, vahatsy | 
| Hypoestes cernua | hazongezoka | 
| Lycopodiella cernua | anatrandraka, solaka, tongosokina, tongosora, tongotsokina, tongotsora, tsongokina | 
| Cynoglossum cernuum | godony | 
| Microstephanus cernuus | tandiditsy, vahimasy | 
| Vitex cestroides | tanatananalafotsy | 
| Smithia chamaecrista | bosoa, fanivamena, ivanivana, sorindrano, sorindrina, vanina | 
| Michelia champaca | bira, sapaky | 
| Tina chapelieriana | famantsilakana, fandifiana, fandifihahely, fandifihana, felaborona, hazombato, hazomposa, hazomposalahy, hazompoza, hazompozalahy, karambito, lanary, marodina, marody, masonambatsy, menahy, ramaindafa, ramaindafy, sañira, sanirafotsy, sanirambaza, sanirana, somotrorana, soretra, soretro, soritra, tolambito, voandelakala | 
| Brochoneura chapelieri | baramolotrandrongo, malotsiandrongo | 
| Calophyllum chapelieri | foraha, makaleony, makalio, sorapaha, vintanina, vintaninaberavina | 
| Cephalostachyum chapelieri | volosanga | 
| Danais chapelieri | vahilengo | 
| Eragrostis chapelieri | taindambo | 
| Euodia chapelieri | alakamisy, belahy, odiandro | 
| Garcinia chapelieri | azinavavy, ditsaka, hazinavavy, hazinina, haziñy, hazomasina, ravimasina, varanto, vazohany, voehazontsaha | 
| Mauloutchia chapelieri var. | rarabe | 
| Mauloutchia chapelieri | molotrandrago, molotrandrongo, molotrangondo, molotsia, molotsiandrongo, rarà, raramena | 
| Millettia chapelieri | arangoaika | 
| Polyscias chapelieri | voantsilanandahy | 
| Poupartia chapelieri | tsandramiramiberavina, voamata, voamatata | 
| Vernonia chapelieri | siramengy | 
| Momordica charantia | mafaibe, margaoza | 
| Potameia chartacea | kangy, tavaratra | 
| Parapantadenia chauvetiae | tanatananala, tanatananalafotsy | 
| Setaria chevalieri | tsikasakasa | 
| Brassica chinensis | anambe, ananomby, anantsonga, kirebona, ramirebaka, ramiriba, tsonghe | 
| Cuscuta chinensis | bonaka, fatitrahitra, fatotrahitra, tsihitafototra | 
| Litchi chinensis | litisia | 
| Rosa chinensis | vonindraozy | 
| Psorospermum chionanthifolium | arongampanihy, aronganala, harongampanihiberavina, harongampanihy, tambitsy, tsifotiberavina | 
| Croton chlaenacicomes | folafotsy | 
| Dichapetalum chlorinum | voambahimazana | 
| Justicia chloroptera | volombodihitsikitsika | 
| Doratoxylon chouxii | maroampototra | 
| Croton chrysodaphne | jala, monge, zalazaha, zazazola | 
| Vitex chrysomallum var. | odiraharaha | 
| Vitex chrysomallum | ambalahiala, nofotrakoho, ombilahiala, sefontsohy, sesefintsohy, sofintsohy, soñonkorova, tanteliravina, vodiomby, volontsiotraomby | 
| Capparis chrysomeia | bepako, rahovitsa, tsirebimbositra | 
| Annona chrysophylla var. | korofetaka, koropetaka | 
| Annona chrysophylla | koropetaka, mikongonasy | 
| Tinopsis chrysophylla | elatrangidina, famantsilakana | 
| Entada chrysostachys | fano, fany, sikidy, voampano, volatsara | 
| Piptadenia chrysostachys | voafano | 
| Eragrostis cilianensis | tsimbony | 
| Cenchrus ciliaris | ahitokotoko, ahitranga, trongatse | 
| Eragrostis ciliaris | ahipody | 
| Pandaca ciliata | babondrano | 
| Tabernaemontana ciliata | halotona | 
| Diporidium ciliatum | lanary, menahy, voandanary | 
| Vernonia cinerea subsp.vialis | ramitsiry | 
| Polyscias cissiflora | ampolibe | 
| Aerangis citrata | manta | 
| Cymbopogon citratus | fantakamanitra, fatakamanitra, fiahana, fiehana, verofehana, verofehina, veromafaika, veromanitra | 
| Emilia citrina | antsointsoimbavy, antsointsoina, antsointsoindahy, kitsointsoina, tsintsiona, tsiontsiona, tsiotsiona | 
| Eucalyptus citriodora | kinina-oliva | 
| Lippia citriodora | kinina-oliva | 
| Leptaulus citrioides | mandrevonono | 
| Aristea cladocarpa | siralalana | 
| Pennisetum clandestinum | kikoio | 
| Bakerella clavata subsp. | ranotambina, tongovelona, velofify, velomiato, velomihanto, velo-mihato | 
| Bakerella clavata var. | tongoala, tongoalahivary, tongoalahy | 
| Bakerella clavata | dongoavelona, tongoala, tongoalahy, varifotsinakoholahy, vatakasina | 
| Lycopodium clavatum | kitongotrandraka, kitongotsokina, tanantrandraka, tanatrandraka, tongogaga, tongotsokina, vahitsokina | 
| Dalechampia clematidifolia | mihandambo, teloravina, vahinamboatelo, vahiteloravina | 
| Capitanopsis cloiselii | tombokakanga | 
| Dombeya cloiselii | sariandroy, sarisandroy | 
| Eugenia cloiselii | rotra, rotratsimasina, rotsimasy | 
| Indigofera cloiselii | hazomboatango, taolanomby | 
| Tisonia cloiselii | ambomadabe | 
| Tetraclis clusiifolia | hazomainty | 
| Foetidia clusioides | natofotsy, natohely, natokeliravina, natokely | 
| Symphonia clusioides | dantonana, dintina, dintinina, dontonana, kijy, kimba, kimbafotsy, kimbakely, kimbamena, kimbavavy | 
| Allophylus cobbe | hazompoza | 
| Erythroxylum coca | kokà | 
| Kigelianthe coccinea | mera, somotsohy | 
| Poivrea coccinea var. | salaitra | 
| Poivrea coccinea | borosonify, manakobongo, menakabongo, menakibongala, menakibongo, salaitra, salaitsa, salay, tamenaka, tsilaitra, tsilaitsa, tsilaitsy, tsivokindahy, voantamenaka, zanakibongo | 
| Salvia coccinea | afolava, sangasanga, sangasanganandevolahy | 
| Combretum coccineum | halaitra | 
| Phaseolus coccineus | vahitsaramaso | 
| Ficus cocculifolia subsp. | adabobe, adabolatsaka, adabonkoera, adabonomby, dabolatsaka | 
| Ficus cocculifolia | adabo, adabolahy, adabonolona, adabovavy, voanadabo | 
| Senecio cochlearifolius | angeambohitra, fotsiavadika, fotsinanahary, hazofotsinanahary, kitongotsorana | 
| Leptaspis cochleata | tsingolovolo | 
| Sarcolaena codonochlamys | hazoantamba, hazonantambo, mandozana, piro | 
| Sarcolaena codonochlamy | elana | 
| Pycnostachys coerulea | kitsanga, mangavony, ramangavony, tsitondratondrana | 
| Erythroxylum coffeifolium | beandoha, hazorevaka | 
| Commiphora coleopsis | matambelona | 
| Citrullus colocynthis | felitsikiry, voandrafy | 
| Echinochloa colona | ahibary, akatambivy, varimbivihy, voloandro | 
| Boletus colossus | holabe, olabe | 
| Uvaria combretifolia | hazompotsy, hazompoty | 
| Thecacoris cometia | angavoady, hazombato, manivala | 
| Cadia commersoniana | manara | 
| Cynometra commersoniana | laka, lakalaka | 
| Justicia commersoniana | masanjerina, masonjirina | 
| Bauhinia commersonii | kimesamesa | 
| Commicarpus commersonii | akatanalika, bahakontoto, bea, beha | 
| Mimusops commersonii | nanto, natovavy, varanto, voaranto, voarantondriaka, vogotany | 
| Panax commersonii | hazombatoberavina | 
| Paspalum commersonii | ahivivy, menavavy, tsipipina | 
| Pycreus commersonii | tavelavodianala, tavolavadianala | 
| Weinmannia commersonii | hotraka | 
| Gymnosporia commiphoroides | roitsokina, sarintsoa | 
| Schizophyllum commune | holapary, holatrahazo, nonohazo, olapary, olatrahazo | 
| Malus communis | paoma, poma | 
| Pyrus communis var. | poara | 
| Ricinus communis | fampinonoana, kimanga, kinamena, kinana, kinanamena, tanantanamanga, tanatana, tanatanamanga, tanatanamena, tanatanankisoa, tseroka | 
| Carissa comorensis | taolanomby | 
| Clinogyne comorensis | sintobanibany, sintombambana, tsitombatomba | 
| Saba comorensis | vandribanga | 
| Alluaudia comosa | somondatraka, somoratsy, sony, vohondroho | 
| Hypoestes comosa | famavo, tanganoro | 
| Ananas comosus | fandra, mananasy, satra | 
| Dialypetalum compactum | manala | 
| Cyperus compactus | fitohiakoholatsaka, fitohizambalala, fitoiakolatsa, tsingatsetsy, tsingetsetse | 
| Indigofera compressa | fafalahy, manjola | 
| Axonopus compressus | ahipisaka, ahipisakavavy | 
| Embelia concinna | dimbinala, kalamasimboena, kasiana, kaziana, kipongololo, kisira, kisirananaombe, sira, takasina, tankasina, tankosina, tanterakala, taterakala, voantakasina | 
| Neophloga concinna | tsiriboalavo | 
| Schismatoclada concinna | harahaitra, mahalonify | 
| Pandanus concretus | fandrana, fandro, vakoa, vakoana, vakoandrano | 
| Dombeya condensata | hafotra, somangana | 
| Eugenia condensata | rodrano, rotra, rotragasy | 
| Rauvolfia confertiflora | ento, fekabe, hento, hentona, heto, hiba, hibaky, rehiba, rehimba | 
| Ivodea confertifolia | tsimanotry | 
| Panax confertifolius | dimbinala | 
| Adiantum confine | sarivoanjo | 
| Cyperus confusus | beloha, eroero | 
| Polysphaeria congesta | fatsikahitsa, kafeala | 
| Tinopsis conjugata | ampola, bohaka, fandrabohantataro, hazompoza, marodina, marodona, ramanandafa | 
| Paspalum conjugatum | ahipisaka, ahipisakalahy | 
| Heteropogon contortus | ahedambo, ahidambo, ahimoso, boka, danga, lefondambo, lefonomby, tsevodambo | 
| Leptotrichilia convallariaeodora | tsihasikasina | 
| Lepidotrichilia convallariiodora | tsiramiramy | 
| Ageratum conyzoides | ahimaimbo, ahimembo, alonimpantsaka, anajazavavy, andranompatsaka, bemaimbo, fotsivony, hanitrimpantsaka, hanitrombalahy, timimbo, tinimbo, tsiafakanakandriana, tsiafakanandriana, tsifariparimaso | 
| Ethulia conyzoides | homandra, kelihomandra, kelimifodra, lelamenarana, sitrakovoampery, tangentsahona | 
| Eleusine coracana | tsimpimpina | 
| Melochia corchorifolia | tsindahorimena, tsindahoro, tsindahoromena | 
| Drymaria cordata | ananadiahona, anantarika, anantaritarika, anantsaritaka, miniminy | 
| Aponogeton cordatus | ovirandra | 
| Crassula cordifolia | tsakomantalahy | 
| Dichaetanthera cordifolia var. | tsitrotroka | 
| Dichaetanthera cordifolia | trotroka, tsitrotroka, voatrotroka | 
| Doryopteris cordifolia | kovaingo | 
| Marsdenia cordifolia | kapila | 
| Nephrolepis cordifolia | sofimbato | 
| Sida cordifolia | sepapaka, tsindahoro | 
| Tragia cordifolia | agilahy | 
| Helichrysum cordifolium | fotsiavadika, fotsivadihana, kimavo, sofinampaha, sofinapaha, tsantsambaitra, tsatsambahitra | 
| Ocotea corethroides | varongifotsy | 
| Hibbertia coriacea subsp. | anjavidiberavina | 
| Hibbertia coriacea | anjavidilahy, antravidivavy, antravidy, fandrivala, fiandrivavala, tarantara, tarantaramadinidravina, vokovoko | 
| Hyphaene coriacea | babangy, lokoko | 
| Nuxia coriacea | lambinana | 
| Ravensara coriacea | tavololahy, tavolomavo, tavolopika, tavolopiky, tavolopina | 
| Tisonia coriacea | hazombaratra, tanatanapotsy | 
| Catharanthus coriaceus | felamena, tangentsakalava, tsipelana | 
| Rhopalocarpus coriaceus var. | tsivakimbinato | 
| Rhopalocarpus coriaceus var. | mantaditra | 
| Rhopalocarpus coriaceus | havohaberavina, hazondandy, hazondrigisy, mantaditra, taolandambo, tavia, taviaberavina, taviavavy, tsilavimbinato, tsivakimbinato | 
| Dombeya coria | hafomana, hafotra, hafotradiavorona, hafotrafamonofoza, hafotrasomangana, koria, makoloda | 
| Oxalis corniculata | kidiadiamborona, kimamy, kodiadiavorona | 
| Crotalaria cornu-ammonis | hianala | 
| Asclepias cornuti | fandemy | 
| Gomphocarpus cornutus | fanoro, fanova, matsivina, poaka | 
| Asystasia coromandeliana | anamalemy, kianjoro, vatofositra, vatofotsy | 
| Hedychium coronarium | sakamalaho, sakamalaobe, sakarivondambo | 
| Fuchsia corymbiflora | kavina | 
| Ehretia corymbosa | andiambavy, betroko, bontroko, harezo, hazondraihitsika, hazonta, kitatamalandy, malazovoafitetika, malazovoany, manindra, matifioditra, mavoampotaka, sarivatoana, tafitao, taindalotra, tokika, tsikatoaka, vatonaneha, voarafitra | 
| Oldenlandia corymbosa | ahibitsika | 
| Polycarpaea corymbosa | andrinamboa, kampody, malandivony, tamborokijoalahy | 
| Premna corymbosa | handrarezona, harongampanihy, mandrarezona, vatoandahy, vatoina | 
| Erythroxylum corymbosum | hoditrovilahy, hoditrovy, menahilatra | 
| Scirpus corymbosus | farana, forombole, forona, hazondrano, mahapy, mangibary, mita, navindasy, ravindahasa, sabotraka | 
| Hazunta costata | hazompika | 
| Labramia costata | nanto, natodinga, todingana, vatodinga, voadinga, voanjabe, voantodinga, voatodinga, voazaba, votodinga | 
| Capurodendron costatum | nanto, nato, ndramiantsitsy, ndramitsitsy | 
| Dombeya costulatinervia | hafotra | 
| Croton cotoneaster | tangerondambo | 
| Pentopetia cotoneaster | tandrokosilahy, vohovelo | 
| Erythrophleum couminga | kimanga, komanga, kominga | 
| Calopyxis coursiana | tamenaka, voatamenaka | 
| Coffea coursiana | kafeala | 
| Eugenia coursiana | rotra | 
| Cissus coursii | voantangazo | 
| Crotalaria coursii | ambihotra, famamo, fanamo, sarinambatry | 
| Neotina coursii | ditimena, ramaindafa, ramaindafy | 
| Vitex coursii | ombilahiala | 
| Dipcadi cowanii | tongolomboalavo, tongolovoalavo | 
| Mendoncia cowanii | vahirano | 
| Crotalaria craspedocarpa | ankiaomby, hazongoaika | 
| Cabucala crassifolia | hazotandroka | 
| Pandaca crassifolia | antafara, kabokala, livoro, lovory | 
| Potameia crassifolia | antavaratra, manihazety, resonjoberavina, sarifotsy, sarimanihazety, sary, tavaratra | 
| Ravensara crassifolia | tavoloboriravina, tavolomainty, tavolomalama, tavolomena, tavolomenaravina, tavolomolaliambo | 
| Dichaetanthera crassinodis | monongo | 
| Eichhornia crassipes | jasintandrano, ramanjaka, savamanipaka, tetezambato, tsikafonkafombazaha, tsinkafonkafombazaha, tsinkafonkafona | 
| Landolphia crassipes | pira | 
| Nesogordonia crassipes | afotrakora, fanolindambo, fanovindambo, hafotrakora | 
| Noronhia crassiramosa | laitrahazo | 
| Gymnosporia crataegina | roifantaka | 
| Burasaia crateva | alakamisy | 
| Ixora cremixora | madosoravy | 
| Helichrysum cremnophilum subsp. | telovitsana | 
| Stephanodaphne cremostachya | soahazo | 
| Melanophylla crenata | tafara | 
| Hura crepitans | hazombary, hazomboay, voalazomboay | 
| Vonitra crinita | vonitrandrano | 
| Rumex crispus | famelomana, fandrabola, lavaravina, lelanakanga, lelanangaka, lelangaka, molotrakanga, tabebaka | 
| Celosia cristata | sangasanga, sangasanganakoholahy | 
| Secamone cristata | hazomainty | 
| Polyporus croceoleucus | holamena, olamena | 
| Croton crocodilorum | amalofolahy | 
| Noronhia cruciata | tsimorika | 
| Echinochloa crus-galli | ahibary, ahidrano, karanga, osaosa, tsimparifarifotsy, tsimparifary | 
| Alchemilla cryptantha | mahatanando, mahatanandofotsy | 
| Beilschmiedia cryptocaryoides | antavaratra | 
| Salvia cryptoclada | kanda, tsiparapandy | 
| Helichrysum cryptomerioides | sava | 
| Cabucala cryptophlebia | amalomanta, hazondrano, hazondronono, hodiangatra, kabokefitra, manjakarano, samanta, tandrokosy | 
| Stoebe cryptophylla | anjavidivavy, lesikondana | 
| Hyacinthus cryptopodus | mangidihidihelika | 
| Marsdenia cryptostemma | tsitandrotandroka, vanohiaka | 
| Dombeya ctenostegia | latabarika, valoambaka | 
| Piper cubeba | betela | 
| Cynanchum cucullatum | kitsanganalika, kitsanganolika | 
| Crescentia cujete | tsitipa, voatavohazo | 
| Polystachya cultriformis | saonjomboay, sonjomboay | 
| Grewia cuneifolia | hafopotsy | 
| Viscum cuneifolium | lafitra | 
| Casuarina cunninghamiana | filao | 
| Panicum cupressifolium | ahibarira | 
| Diospyros cupulifera | revaky, takehely | 
| Eugenia cupulifera | ampitsikabaratra, rotra | 
| Asclepias curassavica | fanoromena, kitseakanalika, montafara, treniombilahy | 
| Heliotropium curassavicum | mandavenoka | 
| Jatropha curcas | boy, ditin-kinana, kimampotsy, kinana, kinapotsy, kizika, salabo, savoa, taimboae, tanantanambazaha, tanantanampotsy, tanantanana, tanantanankisoa, tanapotsy, tanatana, tanatanafotsy, tanatanampotsy, tanatanana, tantàna, valavelo, voanongo | 
| Microsteira curtisii | antentona | 
| Sacciolepis curvata | ahidronono | 
| Breonia cuspidata | voamolampangady, volampangady, volompangady | 
| Macaranga cuspidata var. | fofotra | 
| Macaranga cuspidata | antilafoetra, fototra, lavatsiho, makaranga | 
| Nauclea cuspidata | molompangady, molopangady, valimpangady, voamalompangady | 
| Periblema cuspidata | tolongoala | 
| Thunbergia cyanea | forinondry, foronondry | 
| Rhynchosia cyanosperma | hazovongy | 
| Crotalaria cyanoxantha | tsihanamaro | 
| Russula cyanoxantha | holadronono | 
| Eugenia cyclophylla | voaoriory | 
| Cyathula cylindrica | takongona, tangongo, tangongona, vongovongo | 
| Imperata cylindrica | antsoro, fakatenina, fehana, manevika, saingona, tenina, tenona, tsevoka | 
| Kyllinga cylindrica | ahipolaka, betaminoendaka | 
| Luffa cylindrica | fanasandovia | 
| Lagurus cylindricus | bozaka, horona | 
| Eragrostis cylindriflora | ahipody, dravala | 
| Hyparrhenia cymbaria | kalafa, kiverovato, kolafa, vero, verobe, verombato, veromena, verotsanga, verotsanjy, vohitara | 
| Cuminum cyminum | komana | 
| Ocotea cymosa | antafonana, antafonona, tafono, tafononampotsy, tapaka, tefomoha, varongiberavina, varongifotsy, varongimainty, varongimavo, varongitainjaza | 
| Plectranthus cymosus | anampantsaka, hanimpantsaka, ramifaritra, ranofaritra, voamitra | 
| Crotalaria cytisoides | akaombilahy, alakamisy, angeafotsy, hazongagà, lakamisy, tsimitrosa | 
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