Combination search
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 |
| Salix nigra | Black Willow Gulf Black Willow Swamp Willow Sauz | |
| Sambucus nigra | Black Elderberry | |
| Sambucus nigra ssp. canadensis | Common Elderberry Black Elder Mexican Elderberry Common Elder Elderberry Tapiro Sauco | |
| Sanicula odorata | Clustered Blacksnakeroot | |
| Salix pedicellaris | Bog Willow | |
| Salix pellita | Satiny Willow | |
| Salix petiolaris | Meadow Willow | |
| Saxifraga pensylvanica | Eastern Swamp Saxifrage | |
| Salix planifolia | Diamondleaf Willow | |
| Salix planifolia ssp. planifolia | Diamondleaf Willow Plainleaf Willow Tea-leaf Willow Tea-leaved Willow | |
| Sarracenia purpurea | Purple Pitcherplant Northern Pitcher-plant Purple Pitcher Plant | |
| Sarracenia purpurea var. purpurea | Purple Pitcherplant Purple Pitcher Plant | |
| Salix pyrifolia | Balsam Willow | |
| Sambucus racemosa | Red Elderberry | |
| Sambucus racemosa var. racemosa | Red Elderberry Scarlet Elder Red-berried Elder | |
| Salvia reflexa | Mintweed Lanceleaf Sage Lamb's-leaf Sage Rocky Mountain Sage Sage Mint Blue Sage | |
| Sagittaria rigida | Sessilefruit Arrowhead | |
| Salix sericea | Silky Willow | |
| Salix serissima | Autumn Willow | |
| Sanicula trifoliata | Largefruit Blacksnakeroot | |
| Samolus valerandi | Seaside Brookweed | |
| Samolus valerandi ssp. parviflorus | Seaside Brookweed Water Pimpernel Thin-leaf Brookweed | |
| Schoenoplectus acutus | Hardstem Bulrush Tule | |
| Schoenoplectus acutus var. acutus | Hardstem Bulrush | |
| Scirpus atrovirens | Green Bulrush Dark Green Bulrush | |
| Scirpus atrocinctus | Blackgirdle Bulrush | |
| Scirpus cyperinus | Woolgrass Cottongrass Bulrush Marsh Bulrush Teddybear Paws | |
| Scutellaria galericulata | Marsh Skullcap | |
| Scirpus georgianus | Georgia Bulrush | |
| Schoenoplectiella hallii | Hall's Bulrush | |
| Scirpus hattorianus | Mosquito Bulrush | |
| Schoenoplectus heterochaetus | Pale Great Bulrush Pale Great Wood Club-rush Slender Bulrush | |
| Scutellaria incana | Hoary Skullcap Downy Skullcap | |
| Scutellaria incana var. incana | Hoary Skullcap Downy Skullcap Southern Hoary Skullcap | |
| Scrophularia lanceolata | Lanceleaf Figwort Hare Figwort | |
| Scutellaria lateriflora | Blue Skullcap | |
| Scutellaria lateriflora var. lateriflora | Blue Skullcap Mad Dog Skullcap Mad-dog Skullcap Side-flowering Skullcap Madweed | |
| Scrophularia marilandica | Carpenter's Square Maryland Figwort | |
| Scirpus microcarpus | Panicled Bulrush | |
| Schoenoplectus ×oblongus | Bulrush | |
| Scutellaria ovata | Heartleaf Skullcap Heart-leaf Skullcap | |
| Scutellaria ovata ssp. ovata | Heartleaf Skullcap Heart-leaved Skullcap Ovate-leaved Skullcap | |
| Schedonnardus paniculatus | Tumblegrass Tumble Grass | |
| Scheuchzeria palustris | Rannoch-rush | |
| Scutellaria parvula | Small Skullcap | |
| Scirpus pallidus | Cloaked Bulrush Pale Bulrush | |
| Scheuchzeria palustris ssp. americana | Rannoch-rush | |
| Scutellaria parvula var. missouriensis | Leonard's Skullcap | |
| Scutellaria parvula var. parvula | Small Skullcap | |
| Scirpus pedicellatus | Stalked Bulrush | |
| Scirpus pendulus | Rufous Bulrush | |
| Schizachne purpurascens | False Melic Purple Oatgrass Schizachnă© Pourpră© | |
| Schoenoplectus pungens | Common Threesquare Chairmaker's-rush American Bulrush Threesquare Bulrush Sharp Clubrush | |
| Schoenoplectiella purshiana | Weak-stalk Bulrush Weak-stalk Club-rush Weakstalk Bulrush | |
| Schoenoplectus pungens var. pungens | Common Threesquare Common Three-square | |
| Scleria reticularis | Netted Nutrush | |
| Schizachyrium scoparium | Little Bluestem Popotillo Azul | |
| Schizachyrium scoparium var. divergens | Little Bluestem Pinehill Bluestem | |
| Schizachyrium scoparium var. scoparium | Little Bluestem | |
| Schoenoplectiella smithii | Smith's Bulrush | |
| Schoenoplectus ×steinmetzii | Bulrush Steinmetz's Bulrush | |
| Schoenoplectus subterminalis | Swaying Bulrush | |
| Schoenoplectus tabernaemontani | Softstem Bulrush Soft-stem Club-rush Great Bulrush | |
| Schoenoplectus torreyi | Torrey's Bulrush | |
| Scleria triglomerata | Whip Nutrush | |
| Scleria verticillata | Low Nut-rush Low Nutrush Whorled Nut-rush | |
| Senecio congestus | Marsh Fleabane | |
| Selaginella eclipes | Hidden Spikemoss Buck's Meadow Spikemoss | |
| Senna hebecarpa | American Senna Wild Senna | |
| Senna marilandica | Maryland Senna Maryland Wild Senna Southern Wild Senna Wild Senna | |
| Senna obtusifolia | Java-bean Sicklepod | |
| Selaginella rupestris | Rock Spike-moss Dwarf Spike-moss Northern Selaginella Bird-nest-moss Resurrection Plant | |
| Selaginella selaginoides | Northern Spike-moss Prickly Mountain-moss Club Spike-moss Lesser Clubmoss Low Spike-moss | |
| Shepherdia argentea | Silver Buffaloberry Buffaloberry | |
| Shepherdia canadensis | Russet Buffaloberry Rabbitberry | |
| Sisyrinchium albidum | White Blue-eyed Grass | |
| Sicyos angulatus | One-seed Burr Cucumber Star Cucumber | |
| Silene antirrhina | Sleepy Silene Sleepy Catchfly | |
| Sisyrinchium angustifolium | Narrowleaf Blue-eyed Grass Narrow-leaf Blue-eyed-grass Bermuda Blue-eyed Grass Blue-eyed Grass | |
| Sisyrinchium campestre | Prairie Blue-eyed Grass White-eyed Grass | |
| Sisyrinchium farwellii | Farwell's Blue-eyed Grass | |
| Silphium integrifolium | Wholeleaf Rosinweed Entire-leaf Rosinweed | |
| Silphium integrifolium var. deamii | Deam's Rosinweed | |
| Silphium integrifolium var. integrifolium | Wholeleaf Rosinweed | |
| Silphium integrifolium var. laeve | Wholeleaf Rosinweed | |
| Silphium integrifolium var. neglectum | Wholeleaf Rosinweed | |
| Silphium laciniatum | Compassplant Compass Plant | |
| Silphium laciniatum var. laciniatum | Compass Plant Compassplant | |
| Sisyrinchium montanum | Strict Blue-eyed Grass Mountain Blue-eyed Grass Common Blue-eyed Grass | |
| Sisyrinchium montanum var. crebrum | Strict Blue-eyed Grass | |
| Sisyrinchium montanum var. montanum | Strict Blue-eyed Grass | |
| Sisyrinchium mucronatum | Needletip Blue-eyed Grass | |
| Silene nivea | Evening Campion Snowy Campion | |
| Silphium perfoliatum | Cup Plant Indian Cup | |
| Silphium perfoliatum var. perfoliatum | Cup Plant | |
| Silphium pinnatifidum | Tansy Rosinweed Prairie-dock | |
| Silene stellata | Widow's Frill Starry Campion | |
| Sium suave | Hemlock Waterparsnip Water Parsnip | |
| Silphium terebinthinaceum | Prairie Rosinweed Prairie Dock | |
| Silphium terebinthinaceum var. terebinthinaceum | Prairie Rosinweed Prairie-dock | |
| scientific name | common name(s) | image gallery |
