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Looking for commercially available native plant species suitable to your state or region, try the Recommended Species page.
| scientific name | common name(s) | image gallery |
| Silene rectiramea | Grand Canyon Campion Grand Canyon Catchfly | |
| Sideroxylon reclinatum | Florida Bully | |
| Silene repens ssp. australis | Creeping Silene Pink Campion Pink Catchfly | |
| Sideroxylon reclinatum ssp. austrofloridense | Everglades Bully Florida Bully | |
| Silene repens ssp. purpurata | Creeping Silene Pink Campion Pink Catchfly | |
| Sideroxylon reclinatum ssp. reclinatum | Florida Bully | |
| Sideroxylon reclinatum ssp. rufotomentosum | Florida Bully Rufous Florida bully | |
| Sidalcea robusta | Butte County Checker Mallow Butte County Checkerbloom | |
| Silene rotundifolia | Roundleaf Catchfly | |
| Sida rubromarginata | Red-margin Fanpetals Redleaf Sida | |
| Silene sargentii | Sargent's Campion Sargent's Catchfly | |
| Silene salmonacea | Klamath Mountain Campion Klamath Mountain Catchfly Salmon-petal Catchfly | |
| Sisyrinchium sagittiferum | Spearbract Blue-eyed Grass Blue-eyed Grass | |
| Sisyrinchium sarmentosum | Mountain Blue-eyed Grass Pale Blue-eyed Grass | |
| Sideroxylon salicifolium | White Bully Willow Bustic | |
| Silene scaposa | Blue Mountain Catchfly Robinson's Catchfly Stem Campion | |
| Silphium scaberrimum | Roughleaf Rosinweed | |
| Silene scouleri | Simple Campion Simple Catchfly Bluff Pink | |
| Silene scouleri var. concolor | Simple Campion Simple Catchfly | |
| Silene scouleri var. eglandulosa | Simple Campion Pringle's Catchfly | |
| Silene scouleri var. grisea | Simple Campion Pringle's Catchfly | |
| Silene scouleri ssp. hallii | Hall's Catchfly Simple Campion | |
| Silene scaposa var. lobata | Lost River Campion Lost River Catchfly Lost River Silene | |
| Silene scouleri var. leptophylla | Simple Campion Pringle's Catchfly | |
| Silene scouleri ssp. pringlei | Pringle's Catchfly Simple Campion | |
| Silene scouleri var. pringlei | Simple Campion Pringle's Catchfly | |
| Silene scouleri var. pacifica | Simple Campion Scouler's Catchfly | |
| Silene scaposa var. scaposa | Blue Mountain Catchfly Robinson's Catchfly Stem Campion | |
| Silene scouleri ssp. scouleri | Scouler's Catchfly Simple Campion | |
| Silene scouleri var. scouleri | Simple Campion Scouler's Catchfly | |
| Silene seelyi | Seely's Campion Seely's Catchfly Seely's Silene | |
| Sisyrinchium septentrionale | Northern Blue-eyed Grass | |
| Silphium simpsonii | Simpson's Rosinweed Tall Rosinweed | |
| Silene sorensenis | Sorensen's Catchfly Three-flowered Campion | |
| Silene spaldingii | Spalding's Campion Spalding's Catchfly Spalding's Silene | |
| Sidalcea sparsifolia | Dwarf Checkerbloom South Checkerbloom Southern Checker Mallow Southern Checkerbloom | |
| Silene stellata | Widow's Frill Starry Campion | |
| Silene struthioloides | Alpine Catchfly | |
| Sidalcea stipularis | Scadden Flat Checker Mallow Scadden Flat Checkerbloom Scadden Flat Checkermallow | |
| Silene suksdorfii | Cascade Alpine Campion Cascade Catchfly Suksdorf's Catchfly Suksdorf's Silene | |
| Sium suave | Hemlock Waterparsnip Water Parsnip | |
| Silene subciliata | Prairie-fire Pink Louisiana Catchfly Catchfly | |
| Silene suecica | Alpine Pink Catchfly Red Alpine Catchfly | |
| Silene taimyrensis | Taimyr Campion Taimyr Catchfly | |
| Silene tayloriae | Peel River Catchfly Taylor's Arctic Campion | |
| Silphium terebinthinaceum | Prairie Rosinweed Prairie Dock | |
| Sideroxylon tenax | Tough Bully Tough Buckthorn | |
| Silphium terebinthinaceum var. luciae-brauniae | Lucy Braun's Rosinweed Prairie-dock | |
| Silphium terebinthinaceum var. terebinthinaceum | Prairie Rosinweed Prairie-dock | |
| Silene thurberi | Thurber's Catchfly Woolly Campion Woolly Catchfly | |
| Sideroxylon thornei | Georgia Bully Swamp Buckthorn Thorne's Buckthorn | |
| Sida tragiifolia | Earleaf Fanpetals | |
| Sibbaldiopsis tridentata | Shrubby Five-fingers | |
| Silphium trifoliatum | Whorled Rosinweed | |
| Silphium trifoliatum var. latifolium | Whorled Rosinweed | |
| Silphium trifoliatum var. trifoliatum | Whorled Rosinweed | |
| Silene uralensis | Apetalous Catchfly Cockle Mountain Campion | |
| Silene uralensis ssp. attenuata | Apetalous Catchfly Mountain Campion | |
| Silene uralensis ssp. montana | Apetalous Catchfly | |
| Silene uralensis ssp. ogilviensis | Apetalous Catchfly Mountain Campion | |
| Silene uralensis ssp. uralensis | Apetalous Catchfly Mountain Campion | |
| Silene verecunda | Dolores Campion San Francisco Campion San Francisco Catchfly | |
| Silene verecunda ssp. andersonii | Anderson's Campion San Francisco Campion San Francisco Catchfly | |
| Silene verecunda var. eglandulosa | San Francisco Campion San Francisco Catchfly | |
| Silene verecunda ssp. platyota | San Francisco Campion San Francisco Catchfly | |
| Silene verecunda var. platyota | San Francisco Campion San Francisco Catchfly | |
| Silene verecunda ssp. verecunda | Mission Dolores Campion San Francisco Campion San Francisco Catchfly | |
| Silene virginica | Fire Pink Scarlet Catchfly | |
| Silene virginica var. robusta | Fire Pink Fire-pink | |
| Silene virginica var. virginica | Fire Pink | |
| Silphium wasiotense | Appalachian Rosinweed | |
| Silene wrightii | Wright's Campion Wright's Catchfly | |
| Sisyrinchium xerophyllum | Scrub Blue-eyed Grass Jeweled Blue-eyed Grass | |
| Smilax auriculata | Ear-leaf Greenbriar Wild-bamboo Dune Greenbriar | |
| Smilax biltmoreana | Biltmore's Carrionflower Biltmore's Carrion-flower | |
| Smelowskia borealis | False Candytuft Northern False Candytuft | |
| Smilax bona-nox | Sawbriar Saw Greenbriar Catbriar Bullbriar Stretchberry Vine | |
| Smelowskia borealis var. borealis | Northern False Candytuft | |
| Smilax bona-nox var. bona-nox | Saw Greenbrier Zarzaparrilla | |
| Smelowskia borealis var. jordalii | Jordal's False Candytuft | |
| Smelowskia borealis var. koliana | Northern False Candytuft | |
| Smilax bona-nox var. littoralis | Dunes Saw Greenbrier Fringed Greenbrier Saw Greenbriar Maritime Saw Greenbrier | |
| Smelowskia borealis var. villosa | Villous False Candytuft | |
| Smelowskia calycina | Alpine Smelowskia Western Smelowskia | |
| Smilax californica | California Greenbrier Greenbriar | |
| Smelowskia calycina var. americana | American False Candytuft | |
| Smelowskia calycina var. integrifolia | Fernleaf False Candytuft | |
| Smelowskia calycina var. porsildii | Porsild's False Candytuft | |
| Smilax coriacea | Everglades Greenbrier | |
| Smilax ecirrhata | Upright Carrionflower | |
| Smilax glauca | Cat Greenbriar | |
| Smilax herbacea | Smooth Carrionflower Carrionflower | |
| Smelowskia holmgrenii | Nye County False Candytuft | |
| Smilax hugeri | Huger's Carrionflower | |
| Smilax illinoensis | Illinois Greenbriar | |
| Smilax jamesii | English Peak Greenbrier | |
| Smelowskia johnsonii | Johnson's False Candytuft | |
| Smilax laurifolia | Laurel Greenbriar | |
| Smilax lasioneura | Blue Ridge Carrionflower | |
| Smilax melastomifolia | Hawaiian Greenbriar | |
| scientific name | common name(s) | image gallery |
