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 2,001–2,050 of 2,339.
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Selaginella selaginoides (L.) P. Beauv. ex Mart. & Schrank SESEclub spikemoss · Selaginellaceae -
Selenia dissecta Torr. & A. Gray SEDI2Texas selenia · Brassicaceae -
Selenia grandis R.F. Martin SEGR2large selenia · Brassicaceae -
Selenia jonesii Cory SEJOJones' selenia · Brassicaceae -
Senecio amplectens A. Gray SEAMshowy alpine ragwort · Asteraceae -
Senecio clarkianus A. Gray SECLClark's ragwort · Asteraceae -
Senecio congestus (R. Br.) DC. SECO2marsh fleabane · Asteraceae -
Senecio eremophilus Richardson SEER2desert ragwort · Asteraceae -
Senecio hydrophiloides Rydb. SEHYtall groundsel · Asteraceae -
Senecio lugens Richardson SELUsmall blacktip ragwort · Asteraceae -
Senecio serra Hook. SESE2tall ragwort · Asteraceae -
Senecio sphaerocephalus Greene SESP4ballhead ragwort · Asteraceae -
Senecio triangularis Hook. SETRarrowleaf ragwort · Asteraceae -
Senna alata (L.) Roxb. SEAL4emperor's candlesticks · Fabaceae -
Senna hebecarpa (Fernald) Irwin & Barneby SEHE3American senna · Fabaceae -
Senna marilandica (L.) Link SEMA11Maryland senna · Fabaceae -
Sesbania drummondii (Rydb.) Cory SEDRpoisonbean · Fabaceae -
Sesbania herbacea (Mill.) McVaugh SEHE8bigpod sesbania · Fabaceae -
Sesbania punicea (Cav.) Benth. SEPU7rattlebox · Fabaceae -
Sesbania sericea (Willd.) Link SESE7papagayo · Fabaceae - Sesbania sesban (L.) Merr. SESE8Egyptian riverhemp · Fabaceae
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Sesuvium maritimum (Walter) Britton, Sterns & Poggenb. SEMA3slender seapurslane · Aizoaceae -
Sesuvium portulacastrum (L.) L. SEPO2shoreline seapurslane · Aizoaceae -
Sesuvium verrucosum Raf. SEVE2verrucose seapurslane · Aizoaceae -
Setaria magna Griseb. SEMA6giant bristlegrass · Poaceae -
Setaria parviflora (Poir.) Kerguélen SEPA10marsh bristlegrass · Poaceae -
Sicyos angulatus L. SIANoneseed bur cucumber · Cucurbitaceae -
Sidalcea candida A. Gray SICA3white checkerbloom · Malvaceae -
Sidalcea cusickii Piper SICUCusick's checkerbloom · Malvaceae -
Sidalcea hendersonii S. Watson SIHE4Henderson's checkerbloom · Malvaceae -
Sidalcea malviflora (DC.) A. Gray ex Benth. SIMA2dwarf checkerbloom · Malvaceae -
Sidalcea neomexicana A. Gray SINE3salt spring checkerbloom · Malvaceae -
Sidalcea oregana (Nutt. ex Torr. & A. Gray) A. Gray SIOROregon checkerbloom · Malvaceae -
Sideroxylon lanuginosum Michx. SILA20gum bully · Sapotaceae -
Sideroxylon lycioides L. SILYbuckthorn bully · Sapotaceae -
Silene nivea (Nutt.) Muhl. ex Otth SINIevening campion · Caryophyllaceae -
Silene uralensis (Rupr.) Bocquet SIURapetalous catchfly · Caryophyllaceae -
Silphium perfoliatum L. SIPE2cup plant · Asteraceae -
Sisyrinchium angustifolium Mill. SIAN3narrowleaf blue-eyed grass · Iridaceae -
Sisyrinchium atlanticum E.P. Bicknell SIATeastern blue-eyed grass · Iridaceae -
Sisyrinchium bellum S. Watson SIBEwestern blue-eyed grass · Iridaceae -
Sisyrinchium californicum (Ker Gawl.) Aiton SICA8golden blue-eyed grass · Iridaceae -
Sisyrinchium funereum E.P. Bicknell SIFUFuneral Mountain blue-eyed grass · Iridaceae -
Sisyrinchium halophilum Greene SIHA2Nevada blue-eyed grass · Iridaceae -
Sisyrinchium idahoense E.P. Bicknell SIIDIdaho blue-eyed grass · Iridaceae -
Sisyrinchium littorale Greene SILI4Alaska blue-eyed grass · Iridaceae -
Sisyrinchium longipes (E.P. Bicknell) Kearney & Peebles SILO5timberland blue-eyed grass · Iridaceae -
Sisyrinchium montanum Greene SIMO2strict blue-eyed grass · Iridaceae - Sisyrinchium mucronatum Michx. SIMU3needletip blue-eyed grass · Iridaceae
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Sisyrinchium sagittiferum E.P. Bicknell SISA3spearbract blue-eyed grass · Iridaceae