Salix x fragilis
Crack-willow
Salix x meyeriana
Shiny-leaved Willow
Salpichroa origanifolia
Cock's-eggs
Salsola kali
Prickly Saltwort
Salvia elegans
Pineapple sage
Salvia farinacea
Mealy Sage
Salvia involucrata
Rosy-leaf sage
Salvia leucanthe
Mexican Bush Sage
Salvia microphylla
Blackcurrant Sage
Salvia officinalis
Sage
Salvia pratensis
Meadow Clary
Salvia splendens
Bonfire Salvia
Salvia verbenaca
Wild Clary
Samanea saman
Raintree
Sambucus canadensis
American Elderberry
Sambucus ebulus
Dwarf Elder
Sambucus nigra
Elder
Samolus valerandi
Brookweed
Sanchezia oblonga
Zebra Plant
Sandoricum koetjape
Santol
Sanguisorba officinalis
Great Burnet
Sanicula europaea
Sanicle
Saponaria officinalis
Soapwort
Satureja montana
Winter Savory