Explore / Wetland gradient / Obligate wetland (OBL)
Wetland gradient
Obligate wetland (OBL)
Species USDA classifies as OBL — found in wetlands more than 99% of the time. Cattails, marsh marigold, the duckweeds. The canonical "this site is a wetland" indicators.
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Showing 101–150 of 1,999.
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Bidens hyperborea Greene BIHYestuary beggarticks · Asteraceae -
Bidens laevis (L.) Britton, Sterns & Poggenb. BILAsmooth beggartick · Asteraceae -
Bidens mitis (Michx.) Sherff BIMIsmallfruit beggarticks · Asteraceae -
Bidens tripartita L. BITRthreelobe beggarticks · Asteraceae -
Bidens vulgata Greene BIVUbig devils beggartick · Asteraceae -
Blechnum serrulatum Rich. BLSEtoothed midsorus fern · Blechnaceae -
Blennosperma bakeri Heiser BLBABaker's stickyseed · Asteraceae -
Blysmus rufus (Huds.) Link BLRUred bulrush · Cyperaceae -
Blyxa aubertii Rich. BLAUroundfruit blyxa · Hydrocharitaceae -
Boehmeria cylindrica (L.) Sw. BOCYsmallspike false nettle · Urticaceae -
Bolboschoenus fluviatilis (Torr.) Soják BOFL3river bulrush · Cyperaceae -
Bolboschoenus glaucus (Lam.) S.G. Sm. BOGL9tuberous bulrush · Cyperaceae -
Bolboschoenus maritimus (L.) Palla BOMA7cosmopolitan bulrush · Cyperaceae -
Bolboschoenus novae-angliae (Britton) S.G. Sm. BONONew England bulrush · Cyperaceae -
Bolboschoenus robustus (Pursh) Soják BORO5sturdy bulrush · Cyperaceae -
Boltonia asteroides (L.) L'Hér. BOASwhite doll's daisy · Asteraceae -
Borrichia frutescens (L.) DC. BOFRbushy seaside tansy · Asteraceae -
Brasenia schreberi J.F. Gmel. BRSCwatershield · Cabombaceae -
Brodiaea orcuttii (Greene) Baker BROROrcutt's brodiaea · Liliaceae - Bromidium tandilense (Kuntze) Rúgolo BRTAKennedy's Tropical Bent · Poaceae
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Bruguiera sexangula (Lour.) Poir. BRSE11Oriental mangrove · Rhizophoraceae -
Buchnera longifolia Kunth BULOelongated bluehearts · Scrophulariaceae -
Burmannia biflora L. BUBInorthern bluethread · Burmanniaceae -
Burmannia capitata (J.F. Gmel.) Mart. BUCA3southern bluethread · Burmanniaceae -
Burmannia flava Mart. BUFL2Fahkahatchee bluethread · Burmanniaceae -
Butomus umbellatus L. BUUMflowering rush · Butomaceae -
Cabomba caroliniana A. Gray CACACarolina fanwort · Cabombaceae -
Cabomba haynesii Wiersema CAHA26fishgrass · Cabombaceae -
Cabomba palaeformis Fassett CAPA40Fish-Grass · Cabombaceae -
Calamagrostis canadensis (Michx.) P. Beauv. CACA4bluejoint · Poaceae -
Calamagrostis coarctata Eaton CACO71Nuttall's reedgrass · Poaceae -
Calamovilfa arcuata K.E. Rogers CAAR12Cumberland sandreed · Poaceae -
Calamovilfa brevipilis (Torr.) Scribn. CABR2pine barren sandreed · Poaceae -
Calla palustris L. CAPAwater arum · Araceae -
Callicarpa dichotoma (Lour.) K. Koch CADIpurple beautyberry · Verbenaceae -
Calliscirpus criniger (A. Gray) C.N. Gilmour, J.R. Starr & Naczi CACR29fringed cottongrass · Cyperaceae -
Callitriche hermaphroditica L. CAHE2northern water-starwort · Callitrichaceae -
Callitriche heterophylla Pursh CAHE3twoheaded water-starwort · Callitrichaceae -
Callitriche longipedunculata Morong CALO2longstock water-starwort · Callitrichaceae -
Callitriche marginata Torr. CAMA3winged water-starwort · Callitrichaceae -
Callitriche palustris L. CAPA52vernal water-starwort · Callitrichaceae -
Callitriche peploides Nutt. CAPE16matted water-starwort · Callitrichaceae -
Callitriche stagnalis Scop. CASTpond water-starwort · Callitrichaceae - Callitriche stenoptera Lansdown CAST11narrow-wing water-starwort · Callitrichaceae
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Callitriche trochlearis Fassett CATR2effluent water-starwort · Callitrichaceae -
Calopogon pallidus Chapm. CAPA4pale grasspink · Orchidaceae -
Calopogon tuberosus (L.) Britton, Sterns & Poggenb. CATU5tuberous grasspink · Orchidaceae -
Caltha leptosepala DC. CALE4white marsh marigold · Ranunculaceae -
Caltha natans Pall. ex Georgi CANAfloating marsh marigold · Ranunculaceae -
Caltha palustris L. CAPA5yellow marsh marigold · Ranunculaceae