Plants by Scientific Name
[A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [K] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] [X] [Y] [Z]
| Sabal palmetto | sabal palm | Native Plant |
| Saccharum giganteum (syn. Erianthus giganteus) | sugarcane plume grass | Native Plant |
Sacciolepis striata  |
American cupscale-grass | Native Plant |
| Sagittaria filiformis (syn. S. stagnorum) | threadleaf arrowhead | Native Plant |
| Sagittaria graminea |
grassy arrowhead | Native Plant |
| Sagittaria kurziana |
strap-leaf sagittaria | Native Plant |
| Sagittaria lancifolia |
duck potato | Native Plant |
| Sagittaria latifolia |
broadleaf arrowhead | Native Plant |
| Sagittaria subulata |
awlleaf arrowhead | Native Plant |
| Salix caroliniana | Carolina willow, coastalplain willow | Native Plant |
| Salvia lyrata | lyre-leaf sage | Native Plant |
| Salvinia minima |
water spangles | Non-native Plant |
| Salvinia molesta | giant salvinia | Non-native Plant |
| Sambucus nigra (syn. S. canadensis) |
elderberry | Native Plant |
| Sansevieria hyacinthoides | bowstring hemp | Non-native Plant |
| Sapium sebiferum (Syn. Triadica sebifera) |
Chinese tallow | Non-native Plant |
| Sarcocornia ambigua (syn. Salicornia virginica) | perennial glasswort | Native Plant |
| Sarcostemma clausum | white twinevine | Native Plant |
| Sarracenia minor | hooded pitcher plant | Native Plant |
| Saururus cernuus |
lizard's-tail | Native Plant |
| Scaevola taccada | half flower, beach naupaka | Non-native Plant |
| Schefflera actinophylla | schefflera | Non-native Plant |
| Schinus terebinthifolius | Brazilian pepper-tree | Non-native Plant |
| Schoenoplectus californicus (syn. Scirpus californicus) | southern bulrush, giant bulrush | Native Plant |
| Schoenoplectus robustus (syn. Scirpus robustus) |
salt-marsh bulrush | Native Plant |
| Schoenus nigricans | black sedge | Native Plant |
| Scirpus cyperinus | wool-grass | Native Plant |
| Scirpus pungens (syn. S. americanus) |
three-square bulrush | Native Plant |
| Scirpus species | bulrushes | Native Plant |
| Scirpus tabernaemontani (syn. S. validus) |
soft-stem bulrush | Native Plant |
| Scleria lacustris | Wright's nut-rush | Non-native Plant |
| Senna pendula | climbing cassia | Non-native Plant |
| Serenoa repens | saw palmetto | Native Plant |
| Sesbania herbacea (syn. S. exaltata) | danglepod | Native Plant |
| Sesbania punicea | Spanish gold, rattlebox | Non-native Plant |
| Sesbania vesicaria (syn. Glottidium vesicarium) | bladderpod; bagpod | Native Plant |
| Setaria magna | giant foxtail | Native Plant |
| Setaria parviflora | yellow bristlegrass, knotroot foxtail | Native Plant |
| Sisyrinchium angustifolium | narrowleaf blue-eyed grass | Native Plant |
| Smilax auriculata | earleaf greenbrier | Native Plant |
| Solanum jamaicense | Jamaican nightshade | Non-native Plant |
| Solanum species | Nightshade species | Non-native Plant |
| Solanum tampicense | wetland nightshade | Non-native Plant |
| Solanum torvum | turkey berry | Non-native Plant |
| Solanum viarum |
tropical soda apple | Non-native Plant |
| Sonchus oleraceus | common sowthistle | Non-native Plant |
| Sorghum halepense | Johnson grass | Non-native Plant |
| Sparganium americanum |
bur-reed | Native Plant |
| Spartina alterniflora |
smooth cord grass | Native Plant |
| Spartina bakeri |
Baker's cord grass | Native Plant |
| Spartina spartinae | gulf cord grass | Native Plant |
| Spartina species | cord grasses | Native Plant |
| Spirodela polyrhiza |
giant duckweed | Native Plant |
| Spirodela species | duckweed | Non-native Plant |
| Sporobolus indicus | smut grass | Non-native Plant |
| Stachys floridana | Florida hedgenettle; Florida betony | Native Plant |
| Stachytarpheta urticifolia (syn. S. cayennensis) | Nettleleaf velvetberry, Nettleleaf vervain | Non-native Plant |
| Stenotaphrum secundatum | St. Augustine grass | Native Plant |
| Syngonium podophyllum | nephthytis, arrowhead vine | Non-native Plant |
| Syzygium cumini | java plum | Non-native Plant |
