Sambucus caerulea Sambucus canadensis
Sambucus canadensis 'Aurea' Sambucus canadensis 'Johns'
Sambucus mexicana Sambucus nigra
Sambucus nigra 'Aureomarginata' Sambucus nigra 'Eva (Black Lace™)'
Sambucus nigra 'Fastigiata' Sambucus nigra 'Gerda(Black Beauty™)'
Sambucus nigra 'Guincho Purple' Sambucus nigra 'Laciniata'
Sambucus nigra 'Linearis' Sambucus nigra 'Madonna'
Sambucus nigra 'Nana' Sambucus nigra 'Pulverulenta'
Sambucus nigra 'Purple' Sambucus racemosa 'Plumosa Aurea'
Sambucus racemosa 'SMNSRD4 (Lemon Lace™)' Sambucus racemosa 'Sutherland Gold'
Sambucus racemosa 'Tenuifolia' Samolus parviflorus
Sanchezia speciosa Sanguinaria canadensis
Sanguinaria canadensis 'Multiplex' Sanguisorba minor
Sanguisorba obtusa Sanguisorba obtusa 'Lemon Splash'
Sansevieria cylindrica 'Patula' Sansevieria fischeri
Sansevieria grandis Sansevieria kirkii 'Pulchra'
Sansevieria trifasciata Sansevieria trifasciata 'Bantel's Sensation'
Sansevieria trifasciata 'Golden Hahnii' Sansevieria trifasciata 'Laurentii'
Sansevieria trifasciata 'Moonshine' Sansevieria trifasciata 'Silver Queen'
Sansevieria zeylanica Santolina chamaecyparissus
Santolina chamaecyparissus 'Lavender Cotton' Santolina chamaecyparissus 'Lemon Queen'
Santolina chamaecyparissus 'Nana' Santolina chamaecyparissus var. insalaris
Santolina pinnata 'Edward Bowles' Santolina rosmarinifolia
Sanvitalia procumbens Sanvitalia procumbens 'Aztec Gold'
Sanvitalia procumbens 'Gold Braid' Sanvitalia procumbens 'Irish Eyes'
Sanvitalia procumbens 'Mandarin Orange' Sapindus drumondii
Sapindus mukorossi ssp. carinatus Sapindus saponaria
Sapium japonicum Sapium sebiferum
Saponaria x lempergii 'Max Frei' Saponaria ocymoides
Saponaria officinalis Sarcandra glabra
Sarcococca confusa Sarcococca hookeriana
Sarcococca hookeriana var. humilis Sarcococca ruscifolia
Sarcococca saligna Sarcodes sanguinea
Sarracenia Sarracenia 'Case's Resolve'
Sarracenia x catesbaei Sarracenia flava
Sarracenia flava 'Peaches & Green' Sarracenia flava var. rubricorpora
Sarracenia leucophylla Sarracenia purpurea
Sarracenia x wrigleyana 'Scarlet Belle' Sasa palmata f. nebulosa
Sasa spp. Sasa veitchii
Sasa veitchii ssp. nana Sasaella ramosa
Sassafras albidum Sassafras tzumu
Satureja montana Sauromatum venosum
Saururus cernuus Saururus chinensis
Savia bahamensis