Index / Search / Myriophyllum spicatum
§1 Plant
Myriophyllum spicatum L.
vernacular Eurasian watermilfoil — species · Haloragaceae
§2Habit & range
Habit and range
- Growth habit
- Forb/herb
- Duration
- Perennial
- Group
- Dicot
- Family
- Haloragaceae R. Br.
- Genus
- Myriophyllum
Native status, by region
- AK Alaska Introduced
- CAN Canada Introduced
- L48 Lower 48 States Introduced
County-level range
· 254 counties across 26 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 254 counties across 26 states/territories.
Alabama view state ↗ 6 I ▾
Arizona view state ↗ 1 I ▾
Delaware view state ↗ 2 I ▾
Florida view state ↗ 4 I ▾
Georgia view state ↗ 2 I ▾
Indiana view state ↗ 4 I ▾
Kentucky view state ↗ 13 I ▾
Louisiana view state ↗ 21 I ▾
- Assumption 22007
- Caddo 22017
- Calcasieu 22019
- Caldwell 22021
- Cameron 22023
- De Soto 22031
- East Baton Rouge 22033
- Iberia 22045
- Jefferson 22051
- Lafourche 22057
- Orleans 22071
- Plaquemines 22075
- Pointe Coupee 22077
- Sabine 22085
- St. Bernard 22087
- St. Charles 22089
- St. Mary 22101
- St. Tammany 22103
- Tangipahoa 22105
- Terrebonne 22109
- Vermilion 22113
Maine view state ↗ 2 I ▾
Massachusetts view state ↗ 6 I ▾
Michigan view state ↗ 9 I ▾
Minnesota view state ↗ 9 I ▾
New Jersey view state ↗ 12 I ▾
New Mexico view state ↗ 3 I ▾
New York view state ↗ 14 I ▾
Ohio view state ↗ 43 I ▾
- Ashland 39005
- Ashtabula 39007
- Athens 39009
- Auglaize 39011
- Brown 39015
- Carroll 39019
- Clark 39023
- Clermont 39025
- Columbiana 39029
- Coshocton 39031
- Defiance 39039
- Erie 39043
- Geauga 39055
- Harrison 39067
- Hocking 39073
- Holmes 39075
- Jefferson 39081
- Knox 39083
- Licking 39089
- Logan 39091
- Lorain 39093
- Mahoning 39099
- Medina 39103
- Meigs 39105
- Monroe 39111
- Morgan 39115
- Morrow 39117
- Muskingum 39119
- Noble 39121
- Ottawa 39123
- Perry 39127
- Portage 39133
- Richland 39139
- Stark 39151
- Summit 39153
- Trumbull 39155
- Tuscarawas 39157
- Vinton 39163
- Warren 39165
- Washington 39167
- Wayne 39169
- Williams 39171
- Wyandot 39175
Oklahoma view state ↗ 2 I ▾
Pennsylvania view state ↗ 23 I ▾
- Armstrong 42005
- Bedford 42009
- Berks 42011
- Bradford 42015
- Bucks 42017
- Butler 42019
- Cambria 42021
- Centre 42027
- Clarion 42031
- Crawford 42039
- Erie 42049
- Forest 42053
- Huntingdon 42061
- Lehigh 42077
- Luzerne 42079
- Montgomery 42091
- Northampton 42095
- Philadelphia 42101
- Venango 42121
- Warren 42123
- Wayne 42127
- Westmoreland 42129
- Wyoming 42131
South Carolina view state ↗ 2 I ▾
South Dakota view state ↗ 1 I ▾
Tennessee view state ↗ 15 I ▾
Texas view state ↗ 4 I ▾
Vermont view state ↗ 1 I ▾
Virginia view state ↗ 17 I ▾
West Virginia view state ↗ 2 I ▾
Wisconsin view state ↗ 36 I ▾
- Barron 55005
- Bayfield 55007
- Brown 55009
- Columbia 55021
- Dane 55025
- Dodge 55027
- Door 55029
- Douglas 55031
- Fond du Lac 55039
- Grant 55043
- Green Lake 55047
- Iowa 55049
- Jefferson 55055
- Kenosha 55059
- Manitowoc 55071
- Marinette 55075
- Marquette 55077
- Oconto 55083
- Oneida 55085
- Polk 55095
- Price 55099
- Racine 55101
- Richland 55103
- Rock 55105
- Sauk 55111
- Sawyer 55113
- Shawano 55115
- Sheboygan 55117
- St. Croix 55109
- Vilas 55125
- Walworth 55127
- Washburn 55129
- Washington 55131
- Waukesha 55133
- Waupaca 55135
- Waushara 55137
§5Sources & provenance
USDA PLANTS
Symbol, taxonomy, distribution, cultivation specs, native status. Public domain.
plants.usda.gov/MYSP2 ↗GBIF Backbone
Canonical taxonomic identity, synonym resolution, cross-refs. CC0.
gbif.org/species/5361760 ↗Record version
Cached and built locally. Source version on this record:
usda-plants-mt-2026-05-26
fetched 2026-05-26T10:50:45Z