Index / Search / Myriophyllum aquaticum
§1 Plant
Myriophyllum aquaticum (Vell.) Verdc.
vernacular parrot feather watermilfoil — species · Haloragaceae
§2Habit & range
Habit and range
- Growth habit
- Forb/herb
- Duration
- Perennial
- Group
- Dicot
- Family
- Haloragaceae R. Br.
- Genus
- Myriophyllum
§2a
Native status, by region
- CAN Canada Introduced
- HI Hawaii Introduced
- L48 Lower 48 States Introduced
§2b
County-level range
· 318 counties across 25 states/territories§3Cultivation
No cultivation specs.
USDA has not characterised this taxon. Roughly four out of five plants in the database lack the detailed cultivation record present here — typically because they have not been the focus of NRCS Plant Materials work. Range and distribution data are unaffected.
§4Counties, by state
Recorded in 318 counties across 25 states/territories.
Alabama view state ↗ 26 I ▾
- Autauga 01001
- Blount 01009
- Chambers 01017
- Covington 01039
- Dallas 01047
- Escambia 01053
- Etowah 01055
- Geneva 01061
- Hale 01065
- Henry 01067
- Houston 01069
- Jackson 01071
- Lamar 01075
- Lauderdale 01077
- Lee 01081
- Limestone 01083
- Lowndes 01085
- Madison 01089
- Marengo 01091
- Marion 01093
- Mobile 01097
- Perry 01105
- Pike 01109
- St. Clair 01115
- Tuscaloosa 01125
- Wilcox 01131
Arizona view state ↗ 1 I ▾
Arkansas view state ↗ 17 I ▾
California view state ↗ 14 I ▾
District of Columbia view state ↗ 1 I ▾
Florida view state ↗ 26 I ▾
- Alachua 12001
- Bay 12005
- Clay 12019
- Collier 12021
- Escambia 12033
- Flagler 12035
- Franklin 12037
- Gadsden 12039
- Hardee 12049
- Hendry 12051
- Holmes 12059
- Indian River 12061
- Lake 12069
- Leon 12073
- Madison 12079
- Marion 12083
- Miami-Dade 12086
- Nassau 12089
- Okaloosa 12091
- Palm Beach 12099
- Pasco 12101
- Pinellas 12103
- Santa Rosa 12113
- Sarasota 12115
- Seminole 12117
- St. Johns 12109
Georgia view state ↗ 22 I ▾
- Bartow 13015
- Bulloch 13031
- Camden 13039
- Catoosa 13047
- Chattooga 13055
- Clarke 13059
- Decatur 13087
- Dougherty 13095
- Glynn 13127
- Gordon 13129
- Henry 13151
- Houston 13153
- Jenkins 13165
- Lee 13177
- Lowndes 13185
- Madison 13195
- Meriwether 13199
- Morgan 13211
- Putnam 13237
- Seminole 13253
- Walker 13295
- Whitfield 13313
Hawaii view state ↗ 3 I ▾
Idaho view state ↗ 3 I ▾
Kentucky view state ↗ 6 I ▾
Louisiana view state ↗ 45 I ▾
- Allen 22003
- Ascension 22005
- Bienville 22013
- Bossier 22015
- Caddo 22017
- Calcasieu 22019
- Caldwell 22021
- Cameron 22023
- Claiborne 22027
- De Soto 22031
- East Baton Rouge 22033
- East Feliciana 22037
- Evangeline 22039
- Grant 22043
- Iberville 22047
- Jackson 22049
- Jefferson 22051
- Lafayette 22055
- Lafourche 22057
- LaSalle 22059
- Lincoln 22061
- Livingston 22063
- Morehouse 22067
- Natchitoches 22069
- Ouachita 22073
- Plaquemines 22075
- Pointe Coupee 22077
- Rapides 22079
- Richland 22083
- St. Charles 22089
- St. Helena 22091
- St. John the Baptist 22095
- St. Landry 22097
- St. Martin 22099
- St. Mary 22101
- St. Tammany 22103
- Tangipahoa 22105
- Terrebonne 22109
- Union 22111
- Vermilion 22113
- Vernon 22115
- Washington 22117
- Webster 22119
- West Feliciana 22125
- Winn 22127
Mississippi view state ↗ 14 I ▾
Missouri view state ↗ 8 I ▾
New Jersey view state ↗ 1 I ▾
New Mexico view state ↗ 3 I ▾
New York view state ↗ 2 I ▾
North Carolina view state ↗ 30 I ▾
- Alamance 37001
- Anson 37007
- Carteret 37031
- Chatham 37037
- Clay 37043
- Columbus 37047
- Currituck 37053
- Dare 37055
- Davidson 37057
- Durham 37063
- Granville 37077
- Guilford 37081
- Halifax 37083
- Henderson 37089
- Hoke 37093
- Jones 37103
- Lee 37105
- New Hanover 37129
- Northampton 37131
- Orange 37135
- Pitt 37147
- Polk 37149
- Richmond 37153
- Robeson 37155
- Sampson 37163
- Stanly 37167
- Union 37179
- Vance 37181
- Wake 37183
- Wilson 37195
Ohio view state ↗ 1 I ▾
Oregon view state ↗ 11 I ▾
Pennsylvania view state ↗ 6 I ▾
South Carolina view state ↗ 14 I ▾
Tennessee view state ↗ 19 I ▾
Virginia view state ↗ 23 I ▾
- Albemarle 51003
- Augusta 51015
- Brunswick 51025
- Chesapeake (city) 51550
- Chesterfield 51041
- Cumberland 51049
- Dinwiddie 51053
- Fairfax 51059
- Frederick 51069
- Henrico 51087
- Isle of Wight 51093
- James City 51095
- King George 51099
- Montgomery 51121
- New Kent 51127
- Northampton 51131
- Nottoway 51135
- Orange 51137
- Powhatan 51145
- Prince Edward 51147
- Prince William 51153
- Southampton 51175
- Washington 51191
§5Sources & provenance
USDA PLANTS
Symbol, taxonomy, distribution, cultivation specs, native status. Public domain.
plants.usda.gov/MYAQ2 ↗GBIF Backbone
Canonical taxonomic identity, synonym resolution, cross-refs. CC0.
gbif.org/species/5361785 ↗Record version
Cached and built locally. Source version on this record:
usda-plants-mt-2026-05-26
fetched 2026-05-26T20:46:58Z