Established
| Common name (English) | |
|---|---|
| Septifer cumingii | |
| Sesamum indicum | Sesame |
| Setaria verticillata | Bristle Bur Grass |
| Shelfordella lateralis | Turkestan cockroach |
| Siganus luridus | Dusky spinefoot |
| Siganus rivulatus | Marbled spinefoot, Little spinefoot |
| Sinapis alba | White mustard |
| Singhiella simplex | |
| Solanum angustifolium | |
| Solanum elaeagnifolium | Silverleaf nightshade, Bull nettle |
| Solenopsis canariensis | |
| Sorghum bicolor | Sorghum, Creole Corn |
| Spalangia cameroni | |
| Spalangia endius | |
| Spalangia nigroaenea | |
| Spartium junceum | Spanish broom |
| Sphyraena chrysotaenia | Yellowstripe barracuda |
| Sphyraena flavicauda | Yellowstripe barracuda |
| Spiroplasma citri | |
| Spondylus spinosus |