Sinningia valsuganensis
Plant Finder
Sinofranchetia chinensis
Sisyrinchium albidum
Sisyrinchium angustifolium
Sisyrinchium angustifolium 'Lucerne'
Sisyrinchium campestre
Sium suave
Smithiantha 'Jimi Hendrix'
Smithiantha 'Vivian's Charm'
Smithiantha cinnabarina
Sobralia macrantha
Solandra guttata 'Variegata'
Solandra maxima
Solanum betaceum
Solanum macranthum
Solanum muricatum
Solanum quitoense
Soldanella alpina
Soleirolia soleirolii
Solenostemon scutellarioides 'Black Dragon'
Solenostemon scutellarioides 'Dark Star'
Solidago 'Golden Baby'
Solidago 'Sugar Kisses'
Solidago 'Wichita Mountains'
Solidago altissima