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 1,401–1,450 of 1,999.
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Potamogeton crispus L. POCR3curly pondweed · Potamogetonaceae -
Potamogeton diversifolius Raf. PODIwaterthread pondweed · Potamogetonaceae -
Potamogeton epihydrus Raf. POEP2ribbonleaf pondweed · Potamogetonaceae -
Potamogeton floridanus Small POFL5Florida pondweed · Potamogetonaceae -
Potamogeton foliosus Raf. POFO3leafy pondweed · Potamogetonaceae -
Potamogeton friesii Rupr. POFR3Fries' pondweed · Potamogetonaceae -
Potamogeton gramineus L. POGR8variableleaf pondweed · Potamogetonaceae -
Potamogeton hillii Morong POHI4Hill's pondweed · Potamogetonaceae -
Potamogeton illinoensis Morong POILIllinois pondweed · Potamogetonaceae -
Potamogeton natans L. PONA4floating pondweed · Potamogetonaceae -
Potamogeton nodosus Poir. PONO2longleaf pondweed · Potamogetonaceae -
Potamogeton oakesianus J.W. Robbins POOAOakes' pondweed · Potamogetonaceae -
Potamogeton obtusifolius Mert. & W.D.J. Koch POOB2bluntleaf pondweed · Potamogetonaceae - Potamogeton ogdenii Hellquist & Hilton POOGOgden's pondweed · Potamogetonaceae
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Potamogeton perfoliatus L. POPE7claspingleaf pondweed · Potamogetonaceae -
Potamogeton praelongus Wulfen POPR5whitestem pondweed · Potamogetonaceae -
Potamogeton pulcher Tuck. POPU6spotted pondweed · Potamogetonaceae -
Potamogeton pusillus L. POPU7small pondweed · Potamogetonaceae - Potamogeton pusillus L. ssp. tenuissimus (Mert. & W.D.J. Koch) Haynes & C.B. Hellquist POPUT3small pondweed · Potamogetonaceae
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Potamogeton richardsonii (Benn.) Rydb. PORI2Richardson's pondweed · Potamogetonaceae -
Potamogeton robbinsii Oakes PORO2Robbins' pondweed · Potamogetonaceae -
Potamogeton spirillus Tuck. POSP3spiral pondweed · Potamogetonaceae -
Potamogeton strictifolius Benn. POST2narrowleaf pondweed · Potamogetonaceae -
Potamogeton subsibiricus Hagstr. POSU4Yenisei River pondweed · Potamogetonaceae -
Potamogeton tennesseensis Fernald POTE4Tennessee pondweed · Potamogetonaceae -
Potamogeton tricarinatus F. Muell. & A. Benn. ex A. Benn. POTR3pondweed · Potamogetonaceae -
Potamogeton vaseyi J.W. Robbins POVA3Vasey's pondweed · Potamogetonaceae -
Potamogeton zosteriformis Fernald POZOflatstem pondweed · Potamogetonaceae - Potamogeton ×absconditus Z. Kaplan, Fehrer & Hellq. [perfoliatus × richardsonii] POAB6Potamogetonaceae
- Potamogeton ×aemulans Z. Kaplan, Hellq. & Fehrer [bicupulatus × epihydrus] POAE4Potamogetonaceae
- Potamogeton ×argutulus Hagstr. [gramineus × nodosus] POAR9pondweed · Potamogetonaceae
- Potamogeton ×faxonii Morong (pro sp.) [illinoensis × nodosus] POFApondweed · Potamogetonaceae
- Potamogeton ×griffithii Benn. (pro sp.) [alpinus × praelongus] POGR27pondweed · Potamogetonaceae
- Potamogeton ×hagstroemii Benn. (pro sp.) [gramineus × richardsonii] POHA2pondweed · Potamogetonaceae
- Potamogeton ×haynesii Hellquist & Crow [strictifolius × zosteriformis] POHA11pondweed · Potamogetonaceae
- Potamogeton ×mirabilis Z. Kaplan, Hellq. & Fehrer [gramineus × oakesianus] POMI3Potamogetonaceae
- Potamogeton ×mysticus Morong (pro sp.) [perfoliatus × pusillus] POMYpondweed · Potamogetonaceae
- Potamogeton ×nericus Hagstr. [alpinus × gramineus] PONE11pondweed · Potamogetonaceae
- Potamogeton ×nitens Weber (pro sp.) [gramineus × perfoliatus] PONI5pondweed · Potamogetonaceae
- Potamogeton ×rectifolius Benn. [nodosus × richardsonii] PORE7pondweed · Potamogetonaceae
- Potamogeton ×scoliophyllus Hagstr. [amplifolius × illinoensis] POSC8pondweed · Potamogetonaceae
- Potamogeton ×spathuliformis (J.W. Robbins) Morong (pro sp.) [gramineus × illinoensis] POSP4spoon pondweed · Potamogetonaceae
- Potamogeton ×subdentatus Hagstr. [illinoensis × perfoliatus] POSU11Potamogetonaceae
- Potamogeton ×subsessilis Hagstr. [epihydrus × nodosus] POSU9pondweed · Potamogetonaceae
- Potamogeton ×versicolor Z. Kaplan, Hellq. & Fehrer [epihydrus × perfoliatus] POVE4Potamogetonaceae
- Potentilla multijuga Lehm. POMU5ballona cinquefoil · Rosaceae
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Potentilla newberryi A. Gray PONE7Newberry's cinquefoil · Rosaceae - Potentilla uliginosa B.C. Johnst. & Ertter POULCunningham Marsh cinquefoil · Rosaceae
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Primula alcalina Cholewa & Douglass M. Hend. PRAL6bluedome primrose · Primulaceae -
Primula cuneifolia Ledeb. PRCUwedgeleaf primrose · Primulaceae