| Rubiaceae | |
Rubia peregrina subsp. agostinhoi
| Valdes & Lopez | | |
| Rubiaceae | |
Rubia peregrina subsp. agostinhoi
| (Dans. & P. Silva) Valdés Berm. & G. López | Anales Inst. Bot. Cavanilles 34: 168 | 1977 |
| Rubiaceae | |
Rubia peregrina var. angustifolia
| Gren. & Godr. | Fl. France 2: 12 | 1850 |
| Rubiaceae | |
Rubia peregrina var. balearica
| Willk. | Oesterr. Bot. Z. 25: 110 | 1875 |
| Rubiaceae | |
Rubia peregrina var. dalmatica
| (Scheele) Nyman | Consp. Fl. Eur. 323 | 1879 |
| Rubiaceae | |
Rubia peregrina subsp. longifolia
| | | |
| Rubiaceae | |
Rubia peregrina subsp. longifolia
| (Poir.) O. Bolòs | Simpos. Fl. Eur. 5: 84 | 1969 |
| Rubiaceae | |
Rubia peregrina var. lucida
| (L.) Nyman | Consp. Fl. Eur. 323 | 1879 |
| Rubiaceae | |
Rubia peregrina subsp. peregrina
| | | |
| Rubiaceae | |
Rubia peregrina var. peregrina
| | | |
| Rubiaceae | |
Rubia peregrina subsp. requienii
| (Duby) Cardona & Sierra | Anales Jard. Bot. Madrid 37: 572 | 1980 [1981] |
| Rubiaceae | |
Rubia peregrina var. requienii
| (Duby) Cardona | Lagascalia 4: 218 | 1974 |
| Rubiaceae | |
Rubia peregrina var. splendens
| (Hoffmanns. & Link) Nyman | Consp. Fl. Eur. 323 | 1879 |