Explore / Wetland gradient / Facultative wetland (FACW)
Wetland gradient
Facultative wetland (FACW)
Species USDA classifies as FACW — wetlands 67%–99% of the time, occasionally in uplands. Many sedges and willows.
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Showing 2,101–2,150 of 2,339.
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Sporobolus virginicus (L.) Kunth SPVI3seashore dropseed · Poaceae -
Sporobolus wrightii Munro ex Scribn. SPWR2big sacaton · Poaceae -
Stachydeoma graveolens (Chapm. ex A. Gray) Small STGR6mock pennyroyal · Lamiaceae -
Stachys aspera Michx. STAShyssopleaf hedgenettle · Lamiaceae -
Stachys chamissonis Benth. STCHcoastal hedgenettle · Lamiaceae -
Stachys hyssopifolia Michx. STHY3hyssopleaf hedgenettle · Lamiaceae -
Stachys mexicana Benth. STMEMexican hedgenettle · Lamiaceae -
Stachys palustris L. STPAmarsh hedgenettle · Lamiaceae -
Stachys pilosa Nutt. STPI6hairy hedgenettle · Lamiaceae -
Stachys pycnantha Benth. STPYshortspike hedgenettle · Lamiaceae -
Stachys rigida Nutt. ex Benth. STRIrough hedgenettle · Lamiaceae - Stachys tenuifolia Willd. STTEsmooth hedgenettle · Lamiaceae
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Stachytarpheta australis Moldenke STAUbranched porterweed · Verbenaceae -
Steinchisma hians (Elliott) Nash STHI3gaping grass · Poaceae -
Stellaria borealis Bigelow STBO3boreal starwort · Caryophyllaceae -
Stellaria calycantha (Ledeb.) Bong. STCAnorthern starwort · Caryophyllaceae -
Stellaria crassifolia Ehrh. STCRfleshy starwort · Caryophyllaceae -
Stellaria crispa Cham. & Schltdl. STCR2curled starwort · Caryophyllaceae -
Stellaria fontinalis (Short & Peter) B.L. Rob. STFOAmerican water starwort · Caryophyllaceae -
Stellaria longifolia Muhl. ex Willd. STLOlongleaf starwort · Caryophyllaceae -
Stellaria longipes Goldie STLO2longstalk starwort · Caryophyllaceae -
Stellaria obtusa Engelm. STOBRocky Mountain chickweed · Caryophyllaceae -
Stellaria umbellata Turcz. ex Kar. & Kir. STUMumbrella starwort · Caryophyllaceae -
Stemodia durantifolia (L.) Sw. STDUwhitewoolly twintip · Scrophulariaceae -
Stenandrium dulce (Cav.) Nees STDU2sweet shaggytuft · Acanthaceae -
Stenanthium gramineum (Ker Gawl.) Morong STGR2eastern featherbells · Liliaceae -
Stenanthium occidentale A. Gray STOCwestern featherbells · Liliaceae - Stenogyne cranwelliae Sherff STCR4Kohala Mountain stenogyne · Lamiaceae
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Stictocardia tiliifolia (Desr.) Hallier f. STTIspottedheart · Convolvulaceae -
Streptopus amplexifolius (L.) DC. STAM2claspleaf twistedstalk · Liliaceae -
Streptopus streptopoides (Ledeb.) Frye & Rigg STST3small twistedstalk · Liliaceae -
Stylisma aquatica (Walter) Raf. STAQ3water dawnflower · Convolvulaceae -
Styrax americanus Lam. STAM4American snowbell · Styracaceae -
Suaeda calceoliformis (Hook.) Moq. SUCA2Pursh seepweed · Chenopodiaceae -
Suaeda californica S. Watson SUCACalifornia seablite · Chenopodiaceae -
Suaeda esteroa Ferren & Whitmore SUESseablite · Chenopodiaceae -
Suaeda maritima (L.) Dumort. SUMAherbaceous seepweed · Chenopodiaceae -
Suaeda moquinii (Torr.) Greene SUMOMojave seablite · Chenopodiaceae -
Suaeda taxifolia (Standl.) Standl. SUTA2woolly seablite · Chenopodiaceae -
Succisella inflexa (Kluk) G. Beck SUIN2southern succisella · Dipsacaceae -
Suckleya suckleyana (Torr.) Rydb. SUSU2poison suckleya · Chenopodiaceae -
Suksdorfia ranunculifolia (Hook.) Engl. SURAbuttercup suksdorfia · Saxifragaceae -
Sullivantia hapemanii (J.M. Coult. & Fisher) J.M. Coult. SUHAHapeman's coolwort · Saxifragaceae -
Swertia perennis L. SWPEfelwort · Gentianaceae -
Symphyotrichum adnatum (Nutt.) G.L. Nesom SYADscaleleaf aster · Asteraceae -
Symphyotrichum ciliatum (Ledeb.) G.L. Nesom SYCI2rayless alkali aster · Asteraceae -
Symphyotrichum divaricatum (Nutt.) G.L. Nesom SYDI2southern annual saltmarsh aster · Asteraceae -
Symphyotrichum expansum (Poepp. ex Spreng.) G.L. Nesom SYEXsouthwestern annual saltmarsh aster · Asteraceae -
Symphyotrichum frondosum (Nutt.) G.L. Nesom SYFR2short-rayed alkali aster · Asteraceae -
Symphyotrichum lanceolatum (Willd.) G.L. Nesom SYLA6white panicle aster · Asteraceae