| Botanical Name |
Authority |
| Saccharum spp. |
NAPPRA |
| xSaccharum |
NAPPRA |
| Saccharum spontaneum |
NW |
| Saccharum officinarum and hybrids |
FSA-A |
| Sagittaria fasciculata |
FSA-A |
| Sagittaria pygmaea |
NAPPRA |
| Sagittaria fasciculata |
ESA-E |
| Sagittaria sagittifolia |
NW |
| Sagittaria secundifolia |
ESA-T |
| Salsola vermiculata |
NW |
| Salvia officinalis |
FSA-V |
| Salvia verbenaca |
NARGS |
| Salvinia auriculata |
NW |
| Salvinia biloba |
NW |
| Salvinia herzogii |
NW |
| Salvinia molesta |
NW |
| Sanguisorba minor |
FSA-A |
| Sanicula mariversa |
ESA-E |
| Sanicula purpurea |
ESA-E |
| Sanicula sandwicensis |
ESA-E |
| Santalum spp. |
Parasitic |
| Santalum freycinetianum v. lanaiense (S. haleakalae v. lanaiense) |
ESA-E |
| Santranala decussilvae |
CITES |
| Sapria spp. |
Parasitic |
| Sarcodes spp. |
NW |
| Sarcomelicope spp. |
Treatment |
| Sarcophyte spp. |
Parasitic |
| Sargentia spp. |
Treatment |
| Sarocalamus spp. |
NAPPRA |
| Sarracenia alabamensis (= rubra ssp. alabamensis) |
ESA-E |
| Sarracenia oreophila |
ESA-E |
| Sarracenia jonesii (= rubra ssp. jonesii) |
ESA-E, CITES |
| Sarracenia oreophila |
ESA-E, CITES |
| Sasa spp. |
NAPPRA |
| Sasaella (= Sasa x Arundinaria) spp. |
NAPPRA |
| Sasamorpha (= Sasa) spp. |
NAPPRA |
| Satureja hortensis |
FSA-V |
| Saussurea costus (= lappa) |
CITES |
| Scaevola coriacea |
ESA-E |
| Schenkia sebaeoides |
ESA-E |
| Schiedea adamantis |
ESA-E |
| Schiedea apokremnos |
ESA-E |
| Schiedea attenuata |
ESA-E |
| Schiedea diffusa ssp. macraei; S. d. ssp. diffusa |
ESA-E |
| Schiedea haleakalensis |
ESA-E |
| Schiedea hawaiiensis |
ESA-E |
| Schiedea helleri |
ESA-E |
| Schiedea hookeri |
ESA-E |
| Schiedea jacobii |
ESA-E |
| Schiedea kaalae |
ESA-E |
| Schiedea kauaiensis |
ESA-E |
| Schiedea kealiae |
ESA-E |
| Schiedea laui |
ESA-E |
| Schiedea lychnoides |
ESA-E |
| Schiedea lydgatei |
ESA-E |
| Schiedea membranacea |
ESA-E |
| Schiedea nuttallii |
ESA-E |
| Schiedea obovata |
ESA-E |
| Schiedea pubescens |
ESA-E |
| Schiedea salicaria |
ESA-E |
| Schiedea sarmentosa |
ESA-E |
| Schiedea spergulina v. leiopoda; v. spergulina |
ESA-E |
| Schiedea stellarioides |
ESA-E |
| Schiedea trinervis |
ESA-E |
| Schiedea verticillata |
ESA-E |
| Schiedea viscosa |
ESA-E |
| Schizachyrium scoparium |
FSA-A |
| Schizostachyum spp. |
NAPPRA |
| Schoepfia arenaria |
ESA-T |
| Schlerachne spp. |
Q37 |
| Schoenocrambe (= Hesperidanthus) argillacea |
ESA-T |
| Schoenocrambe (= Hesperidanthus) barnebyi |
ESA-E |
| Schoenocrambe (= Hesperidanthus) suffrutescens |
ESA-E |
| Schoepfia spp. |
Parasitic |
| Schwalbea americana |
ESA-E |
| Schwalbea spp. |
Parasitic |
| Scirpus ancistrochaetus |
ESA-E |
| Sclerache (= Chionache) spp. |
Poa. |
| Sclerocactus blainei |
CITES |
| Sclerocactus (= Ancistrocactus/ Ferocactus) brevihamatus ssp. tobuschii |
CITES |
| Sclerocactus brevispinus |
CITES |
| Sclerocactus cloverae |
CITES |
| Sclerocactus mesa-verde |
CITES |
| Sclerocactus erectocentrus |
CITES |
| Sclerocactus (= Ferocactus) glaucus (= brevispinus; wetlandicus spp. ilsea) |
CITES |
| Sclerocactus (= Echinomastus/ Neolloydia/ Pediocactus) mariposensis |
CITES |
| Sclerocactus (= Ferocactus) nyensis |
CITES |
| Sclerocactus papyracanthus |
CITES |
| Sclerocactus (= Ferocactus/ Pediocactus) pubispinus |
CITES |
| Sclerocactus sileri |
CITES |
| Sclerocactus (= Pediocactus/ Ferocactus) wrightii |
CITES |
| Sclerocactus (= Pediocactus/ Toumeya) papyracanthus |
CITES |
| Sclerocactus brevihamatus ssp. tobuschii |
CITES |
| Sclerocactus brevispinus |
CITES |
| Sclerocactus wetlandicus |
CITES |
| Sclerocactus wrightii |
CITES |
| Scleropyrum spp. |
Parasitic |
| Scorodocarpus spp. |
Parasitic |
| Scurrula spp. |
Parasitic |
| Scutellaria floridana |
ESA-T |
| Scutellaria montana |
ESA-T |
| Scybalium spp. |
Parasitic |
| Seacale cereale |
FSA-A |
| Secale strictum |
FSA-A |
| Securgera varia |
FSA-A |
| Sedella leiocarpa (Parvisedum leiocarpum) |
ESA-E |
| Seeds of all kinds when in pulp |
NAPPRA |
| Semiarundinaria spp. |
NAPPRA |
| Senecio angulatus |
NAPPRA |
| Senecio glastifolius |
NAPPRA |
| Senecio inaequidens |
NW |
| Senecio layneae |
ESA-T |
| Senecio madagascariensis |
NW |
| Senna meridionalis |
CITES |
| Septulina spp. |
Parasitic |
| Serianthes nelsonii |
ESA-E |
| Sesamum indicum |
FSA-A |
| Sesbania exaltata |
FSA-A |
| Sesbania tomentosa |
ESA-E |
| Setaria italica ssp. italica |
NAPPRA |
| Setaria pumila ssp. subtesselata |
NW |
| Setaria pallidfusca |
NW |
| Setaria spp. |
Q37 |
| Severinia spp. |
NAPPRA |
| Seymeria spp. |
Parasitic |
| Seymeriopsis spp. |
Parasitic |
| Sheilanthera spp. |
Treatment |
| Shibataea spp. |
NAPPRA |
| Sibara filifolia |
ESA-E |
| Sicyos alba |
ESA-E |
| Sicyos lanceoloideus |
ESA-E |
| Sicyos macrophyllus |
ESA-E |
| Sidalcea keckii |
ESA-E |
| Sidalcea oregana ssp. valida |
ESA-E |
| Sidalcea oregana v. calva |
ESA-E |
| Sidalcea pedata |
ESA-E |
| Sideroxylon reclinatum ssp. austrofloridense |
ESA-T |
| Sieversandreas spp. |
Parasitic |
| Sigmatanthus spp. |
Treatment |
| Silene alexandri |
ESA-E |
| Silene catesbaei (syn. polypetala) |
ESA-E |
| Silene hawaiiensis |
ESA-T |
| Silene lanceolata |
ESA-E |
| Silene perlmanii |
ESA-E |
| Silene polypetala |
ESA-E |
| Silene spaldingii |
ESA-T |
| Silviella spp. |
Parasitic |
| Sinapis alba |
FSA-A |
| Sinarundinaria (= Fargesia) spp. |
NAPPRA |
| Sinobambusa spp. |
NAPPRA |
| Sinocalamus (= Dendrocalamus) spp. |
NAPPRA |
| Siphonostegia spp. |
Parasitic |
| Sirochloa spp. |
NAPPRA |
| Sisyrinchium dichotomum |
ESA-E |
| Skimmia spp. |
Treatment |
| Socratina spp. |
Parasitic |
| Soejatmia spp. |
NAPPRA |
| Sogerianthe spp. |
Parasitic |
| Sokinochloa spp. |
NAPPRA |
| Solanum drymophilum (syn: ensifolium) |
ESA-E |
| Solanum guamense |
ESA-E |
| Solanum incompletum |
ESA-E |
| Solanum melongena |
FSA-V |
| Solanum lycopersicum |
FSA-V |
| Solanum nelsonii |
ESA-E |
| Solanum sandwicense |
ESA-E |
| Solanum spp. Section Tuberarium |
NAPPRA |
| Solanum tampicense |
NW |
| Solanum torvum |
NW |
| Solanum tuberosum |
NAPPRA |
| Solanum viarum |
NW |
| Solidago houghtonii |
ESA-T |
| Solidago shortii |
ESA-E |
| Solidago spithamea |
ESA-T |
| Solidago shortii |
ESA |
| Solisia pectinata (= Mammillaria pectinifera) |
CITES |
| Sonchus arvensis |
NW |
| Sopubia spp. |
Parasitic |
| Sorghastrum nutans |
FSA-A |
| Sorghum bicolor |
319 FSA-A |
| Sorghum halepense |
NW |
| Sorghum spp. and hybrids |
NAPPRA |
| Sparganium erectum |
NW |
| Spathelia spp. |
Treatment |
| Spermacoce (= Borreria) alata |
NW |
| Spermolepis hawaiiensis |
ESA-E |
| Sphaeralcea gierischii |
ESA-E |
| Sphaerobambos spp. |
NAPPRA |
| Spigelia gentianoides |
ESA-E |
| Spinacia oleracea |
FSA-V |
| Spiraea virginiana |
ESA-T |
| Spiranthera spp. |
Treatment |
| Spiranthes diluvialis |
ESA-T |
| Spiranthes delitescens |
ESA-E |
| Spiranthes parksii |
ESA-E |
| Spirodardnera spp. |
Parasitic |
| Spirostegia spp. |
Parasitic |
| Sporobolus cryptandrus |
FSA-A |
| Spragueanella spp. |
Parasitic |
| Stahlia monosperma |
ESA-T |
| Stangeria eriopus (= paradoxa) |
CITES |
| Stapletonia spp. |
NAPPRA |
| Staufferia spp. |
Parasitic |
| Stauranthus spp. |
Treatment |
| Stenogyne angustifolia v. angustifolia |
ESA-E |
| Stenogyne bifida |
ESA-E |
| Stenogyne campanulate |
ESA-E |
| Stenogyne cranwelliae |
ESA-E |
| Stenogyne kaalae spp. sheriffii |
ESA-E |
| Stenogyne kanehoana |
ESA-E |
| Stenogyne kauaulaensis |
ESA-E |
| Stenogyne kealiae |
ESA-E |
| Stephanomeria malheurensis |
ESA-E |
| Stipa viridula |
FSA-A |
| Stratiotes aloides |
NW |
| Streptanthus albidus ssp. albidus (syn: glandulosus) |
ESA-E |
| Streptanthus (Caulanthus) californicus |
ESA-E |
| Streptanthus bracteatus |
ESA-T |
| Streptanthus niger (syn: glandulosus ssp. niger) |
ESA-T |
| Striga spp. |
Parasitic |
| Strombocactus spp. |
CITES |
| Strombosia spp. |
Parasitic |
| Strombosiopsis spp. |
Parasitic |
| Struthanthus spp. |
Parasitic |
| Styrax platanifolius ssp. texanus |
ESA-E |
| Styrax portoricensis |
ESA-E |
| Suaeda californica |
ESA-E |
| Swallenia alexandrae |
ESA-T |
| Swallenochloa (= Chusquea) spp. |
NAPPRA |
| Swinglea spp. |
NAPPRA |
