| Rubiaceae | |
Rubia tinctorum var. iberica
| Fisch. ex DC. | Prodr. 4: 589 | 1830 |
| Rubiaceae | |
Rubia tinctorum fo. petiolaris
| Sommier & Levier | Trudy Imp. S.-Peterburgsk. Bot. Sada 15: 203 | 1900 |
| Rubiaceae | |
Rubia tinctorum var. pubescens
| Ledeb. | Fl. Ross. [Ledebour] 2: 405 | 1844 |
| Rubiaceae | |
Rubia tinctorum var. sativa
| Pollini | Fl. Veron. 1: 165 | 1822 |
| Rubiaceae | |
Rubia tinctorum var. tinctorum
| | | |