Wetland Indicator Status: How Wet Does a Plant Get

Adapted from Lichvar, R.W. 2013. The National Wetland Plant List: 2013 wetland ratings. Phytoneuron 2013-49: 1-241

Indicator Code Indicator Status Designation Comment
OBL Obligate Wetland Hydrophyte Almost always occur in wetlands
FACW Facultative Wetland Hydrophyte Usually occur in wetlands, but may occur in non-wetlands
FAC Facultative Hydrophyte Occur in wetlands and non-wetlands
FACU Facultative Upland Nonhydrophyte Usually occur in non-wetlands, but may occur in wetlands
UPL Obligate Upland Nonhydrophyte Almost never occur in wetlands

National Wetland Plants List website