| Ranunculus cupreus Boiss. & Heldr. |
Ranunculaceae |
| Ranunculus radinotrichus Greuter & Strid |
Ranunculaceae |
| Ranunculus veronicae N. Böhling |
Ranunculaceae |
| Ricotia cretica Boiss. & Heldr. |
Brassicaceae |
| Salix kaptarae Cambria, C. Brullo & Brullo |
Salicaceae |
| Sanguisorba cretica Hayek |
Rosaceae |
| Scilla nana (Schult. & Schult, f.) Speta subsp. nana |
Hyacinthaceae |
| Scutellaria hirta Sm. |
Lamiaceae |
| Scutellaria sieberi Benth. |
Lamiaceae |
| Securigera globosa (Lam.) Lassen |
Fabaceae |
| Sedum eriocarpum Sm. subsp. spathulifolium 't Hart |
Crassulaceae |
| Senecio fruticulosus Sm. |
Asteraceae |
| Serapias cordigera L. subsp. cretica B. Baumann & H. Baumann |
Orchidaceae |
| Sesleria doerfleri Hayek |
Poaceae |
| Sideritis syriaca L. subsp. syriaca |
Lamiaceae |
| Silene pinetorum Boiss. & Heldr. subsp. sphaciotica Oxelman & Greuter |
Caryophyllaceae |
| Silene sieberi Fenzl |
Caryophyllaceae |
| Silene variegata (Desf.) Steud. |
Caryophyllaceae |
| Solenopsis minuta (L.) C. Presl subsp. annua Greuter, Matthäs & Risse |
Campanulaceae |
| Staehelina petiolata (L.) Hilliard & B.L. Burtt |
Asteraceae |
| Tamarix minoa J. L. Villar, Turland, Juan, Gaskin, M. A. Alonso & M. B. Crespo |
Tamaricaceae |
| Telephium imperati L. subsp. pauciflorum (Greuter) Greuter & Burdet |
Caryophyllaceae |
| Teucrium alpestre Sm. |
Lamiaceae |
| Teucrium cuneifolium Sm. |
Lamiaceae |
| Trifolium phitosianum Böhling, Greuter & Raus |
Fabaceae |
