Dodatak:Popis kritosjemenjača, Re
Rea
uredi, Readea , Reaumuria
Reb
uredi, Rebis , Reboulea , Rebulobivia , Rebutia
Rec
uredi, Recchia , Rechsteinera , Rechsteineria , Recordia , Recordoxylon , Rectomitra
Red
uredi, Redfieldia
Ree
uredi, Reederochloa , Reedia , Reesia , Reevesia
Reg
uredi, Regelia , Registaniella
Reh
uredi, Rehdera , Rehderodendron , Rehia , Rehmannia , Rehsonia
Reiu
uredi, Reichardia , Reicheella , Reichenbachia , Reichenheimia , Reicheocactus , Reichertia , Reilia , Reimarochloa , Reineckea , Reinhardtia , Reinwardtia , Reinwardtia , Reinwardtiodendron , Reissantia , Reissekia , Reitzia
Rel
uredi, Relbunium , Relchela , Reldia , Relhania , Rellesta
Rem
uredi, Remijia , Remirea , Remirema , Remusatia , Remya
Ren
uredi, Renanthera , Renarda , Renealmia , Renggeria , Renistipula , Rennellia , Rennera , Renschia , Rensonia , Renvoizea , Renzorchis
Rep
uredi, Reputia
Req
uredi, Requienia
Res
uredi- Reseda alba, bijela rezeda ili bijeli katanac
- Reseda alopecuros
- Reseda alphonsii
- Reseda amblyocarpa
- Reseda anatolica
- Reseda arabica
- Reseda armena
- Reseda attenuata
- Reseda aucheri
- Reseda balansae
- Reseda barrelieri
- Reseda battandieri
- Reseda bucharica
- Reseda buhseana
- Reseda bungei
- Reseda complicata
- Reseda coodei
- Reseda crystallina
- Reseda decursiva
- Reseda diffusa
- Reseda duriaeana
- Reseda elata
- Reseda ellenbeckii
- Reseda germanicopolitana
- Reseda glauca
- Reseda globulosa
- Reseda gredensis
- Reseda haussknechtii
- Reseda inodora
- Reseda jacquinii
- Reseda kurdica
- Reseda lanceolata
- Reseda lutea, žuta rezeda
- Reseda luteola, žućkasta rezeda ili bojadisarski katanac
- Reseda macrobotrys
- Reseda malatyana
- Reseda media
- Reseda micrantha
- Reseda microcarpa
- Reseda migiurtinorum
- Reseda minoica
- Reseda muricata
- Reseda nainii
- Reseda odorata, vrtni katanac
- Reseda orientalis
- Reseda paui
- Reseda pentagyna
- Reseda phyteuma, kijačasta rezeda
- Reseda pruinosa
- Reseda saadae
- Reseda scoparia
- Reseda sessilifolia
- Reseda somalensis
- Reseda sphenocleoides
- Reseda spinescens
- Reseda stenobotrys
- Reseda stenostachya
- Reseda stricta
- Reseda suffruticosa
- Reseda tefedestica
- Reseda telephiifolia
- Reseda tomentosa
- Reseda tymphaea
- Reseda undata
- Reseda urnigera
- Reseda villosa
- Reseda virgata
- Reseda viridis
Plantae → Tracheophyta → Magnoliopsida → Brassicales → Resedaceae , Resedaceae , Resia , Resinocaulon , Resnova , Restiaria , Restio , Restionaceae , Restrepia , Restrepiella
Ret
uredi, Retama , Retanilla , Retiniphyllum , Retinodendron , Retinodendropsis , Retispatha , Retzia
Reu
uredi, Reutealis , Reutera
Rev
uredi, Revealia
Rey
uredi, Reyemia , Reyesia , Reynaudia , Reynosia , Reynoutria