Spergula arvensis
Corn Spurrey
Spergularia rubra
Sand Spurrey
Sphagneticola trilobata
Bay Biscayne Creeping-oxeye
Sphagnum denticulatum
Cow-horn Bog-moss
Spigelia anthelmia
West Indian Pinkroot
Stachytarpheta jamaicensis
Blue Porterweed
Stellaria aquatica
Water Chickweed
Stellaria holostea
Greater Stitchwort
Stigmella anomalella
Stigmella assimilella
Strobilanthes alternata
Red-ivy
Strobilanthes reptans
Waffle Plant
Stromanthe thalia
Stylosanthes guianensis
Stylo
Swietenia macrphylla
Honduran Mahogany
Symphytum orientale
White Comfrey
Synedrella nodiflora
Nodeweed
Tabernaemontana divaricata
Carnation of India
Talinum paniculatum
Fameflower
Tanacetum vulgare
Tansy
Taxus baccata
Yew
Tephrosia noctiflora
Terminalia bentzoe
Bois Benjoin
Terminalia catappa
Malabar almond