Sabiaceae - Sabia Family - Genera:2; Species:7; (Meliosma dilleniifolia, Meliosma simplicifolia subsp. Yunnanensis, Sabia campanulata, Sabia lanceolata, Sabia paniculata, Sabia parviflora, Sabia purpurea) Sapindaceae - Soapberry Famil - Genera:1; Species:1; (Koelreuteria paniculata) Saurauiaceae - Saurauia Family - Genera:1; Species:1; (Saurauia napaulensis) Saxifragaceae - Saxifrage Family - Genera:4; Species:46; (Astilbe rivularis, Bergenia ciliata, Bergenia ligulata, Bergenia stracheyi, Chrysosplenium carnosum, Chrysosplenium nepalense, Chrysosplenium tenellum, Chrysosplenium trichospermum, Saxifraga aristulata, Saxifraga asarifolia, Saxifraga brachypoda, Saxifraga brachypoda var. fimbriata, Saxifraga brunonis, Saxifraga cernua, Saxifraga diversifolia, Saxifraga filicaulis, Saxifraga flagellaris, Saxifraga flagellaris var. mucronulata, Saxifraga granulifera, Saxifraga hemisphaerica, Saxifraga hirculoides, Saxifraga hirculus, Saxifraga hispidula, Saxifraga jacquemontiana, Saxifraga kumaunensis, Saxifraga lilacina, Saxifraga lychnitis, Saxifraga microphylla, Saxifraga moorcroftiana, Saxifraga mucronulata, Saxifraga nakaoi, Saxifraga oppositifolia, Saxifraga pallida, Saxifraga palpebrata, Saxifraga parnassifolia, Saxifraga poluniniana var. mucronata, Saxifraga pseudopallida, Saxifraga pulvinaria, Saxifraga ramulosa, Saxifraga roylei, Saxifraga saginoides, Saxifraga sibirica, Saxifraga stenophylla subsp. Hoffmeisteri, Saxifraga stolitzkae, Saxifraga strigosa, Saxifraga subspathulata) Schisandraceae - Magnolia vine family - Genera:1; Species:2; (Schisandra grandiflora, Schisandra propinqua) Scrophulariaceae - Figwort Family - Genera:4; Species:6; (Calceolaria gracilis, Pedicularis hoffmeisteri, Pedicularis punctata, Pedicularis siphonantha, Torenia violacea, Veronica capitata) Simaroubaceae - Quassia Family - Genera:2; Species:2; ( Ailanthus excelsa, Picrasma quassioides) Solanaceae - Nightshade Family - Genera:3; Species:3; (Cestrum fasciculatum, Nicotiana plumbaginifolia, Solanum sisymbriifolium) Sonneratiaceae - Genera:1; Species:1; (Duabanga grandiflora) Staphyleaceae - Bladder-Nut Family - Genera:1; Species:1; (Staphylea emodi) Sterculiaceae - Mallow Or Hibiscus Family - Genera:4; Species:6; (Eriolaena spectabilis, Eriolaena wallichii, Firmiana fulgens, Pterospermum lanceifolium, Sterculia urens , Sterculia villosa) Symplocaceae - Symplocos Family - Genera:1; Species:1; (Symplocos sumuntia)