Index / Search / Zannichellia palustris
§1 Plant
Zannichellia palustris L.
vernacular horned pondweed — species · Zannichelliaceae
§2Habit & range
Habit and range
- Growth habit
- Forb/herb
- Duration
- Perennial
- Group
- Monocot
- Family
- Zannichelliaceae Chevall.
- Genus
- Zannichellia
§2a
Native status, by region
- AK Alaska Native
- CAN Canada Native
- L48 Lower 48 States Native
§2b
County-level range
· 542 counties across 40 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 542 counties across 40 states/territories.
Alabama view state ↗ 4 N ▾
Alaska view state ↗ 9 N ▾
Arizona view state ↗ 8 N ▾
Arkansas view state ↗ 3 N ▾
Colorado view state ↗ 16 N ▾
Delaware view state ↗ 1 N ▾
District of Columbia view state ↗ 1 N ▾
Florida view state ↗ 5 N ▾
Georgia view state ↗ 1 N ▾
Idaho view state ↗ 10 N ▾
Illinois view state ↗ 28 N ▾
- Adams 17001
- Carroll 17015
- Cook 17031
- Fulton 17057
- Hancock 17067
- Henderson 17071
- Henry 17073
- Jackson 17077
- Knox 17095
- Lake 17097
- Lee 17103
- Mason 17125
- McHenry 17111
- Menard 17129
- Morgan 17137
- Ogle 17141
- Peoria 17143
- Perry 17145
- Rock Island 17161
- Sangamon 17167
- Schuyler 17169
- St. Clair 17163
- Stephenson 17177
- Vermilion 17183
- Warren 17187
- Whiteside 17195
- Winnebago 17201
- Woodford 17203
Indiana view state ↗ 9 N ▾
Iowa view state ↗ 3 N ▾
Kansas view state ↗ 37 N ▾
- Atchison 20005
- Barber 20007
- Barton 20009
- Brown 20013
- Cheyenne 20023
- Clark 20025
- Clay 20027
- Cloud 20029
- Ellsworth 20053
- Ford 20057
- Franklin 20059
- Gove 20063
- Harper 20077
- Hodgeman 20083
- Johnson 20091
- Kearny 20093
- Kingman 20095
- Kiowa 20097
- Logan 20109
- McPherson 20113
- Meade 20119
- Morton 20129
- Ness 20135
- Phillips 20147
- Pratt 20151
- Reno 20155
- Republic 20157
- Riley 20161
- Rooks 20163
- Russell 20167
- Saline 20169
- Scott 20171
- Seward 20175
- Sherman 20181
- Stafford 20185
- Wallace 20199
- Wichita 20203
Kentucky view state ↗ 10 N ▾
Louisiana view state ↗ 9 N ▾
Massachusetts view state ↗ 11 N ▾
Michigan view state ↗ 10 N ▾
Minnesota view state ↗ 29 N ▾
- Big Stone 27011
- Blue Earth 27013
- Cass 27021
- Clearwater 27029
- Douglas 27041
- Fillmore 27045
- Freeborn 27047
- Goodhue 27049
- Isanti 27059
- Kandiyohi 27067
- Kittson 27069
- Lincoln 27081
- Marshall 27089
- Martin 27091
- Mille Lacs 27095
- Murray 27101
- Nobles 27105
- Pipestone 27117
- Polk 27119
- Pope 27121
- Ramsey 27123
- Roseau 27135
- Scott 27139
- Swift 27151
- Traverse 27155
- Wabasha 27157
- Washington 27163
- Wilkin 27167
- Winona 27169
Missouri view state ↗ 36 N ▾
- Atchison 29005
- Butler 29023
- Carter 29035
- Christian 29043
- Clark 29045
- Clay 29047
- Cooper 29053
- Crawford 29055
- Dent 29065
- Greene 29077
- Jackson 29095
- Jasper 29097
- Jefferson 29099
- Laclede 29105
- Lawrence 29109
- Lincoln 29113
- Maries 29125
- Mercer 29129
- Miller 29131
- Newton 29145
- Oregon 29149
- Osage 29151
- Ozark 29153
- Pemiscot 29155
- Perry 29157
- Phelps 29161
- Pike 29163
- Pulaski 29169
- Reynolds 29179
- Ripley 29181
- Saline 29195
- Shannon 29203
- St. Clair 29185
- St. Louis 29189
- Texas 29215
- Wayne 29223
Montana view state ↗ 9 N ▾
Nebraska view state ↗ 33 N ▾
- Antelope 31003
- Banner 31007
- Brown 31017
- Cass 31025
- Chase 31029
- Cherry 31031
- Cheyenne 31033
- Cuming 31039
- Dawes 31045
- Douglas 31055
- Dundy 31057
- Franklin 31061
- Garden 31069
- Garfield 31071
- Gosper 31073
- Hamilton 31081
- Hitchcock 31087
- Holt 31089
- Hooker 31091
- Jefferson 31095
- Keith 31101
- Kimball 31105
- Lancaster 31109
- Lincoln 31111
- Morrill 31123
- Pawnee 31133
- Phelps 31137
- Platte 31141
- Scotts Bluff 31157
- Sheridan 31161
- Sioux 31165
- Thomas 31171
- Webster 31181
New Hampshire view state ↗ 2 N ▾
New Jersey view state ↗ 12 N ▾
New Mexico view state ↗ 15 N ▾
New York view state ↗ 30 N ▾
- Albany 36001
- Bronx 36005
- Cayuga 36011
- Chemung 36015
- Columbia 36021
- Cortland 36023
- Dutchess 36027
- Erie 36029
- Genesee 36037
- Herkimer 36043
- Jefferson 36045
- Kings 36047
- Madison 36053
- Monroe 36055
- Nassau 36059
- Oneida 36065
- Onondaga 36067
- Orange 36071
- Putnam 36079
- Queens 36081
- Richmond 36085
- Rockland 36087
- Saratoga 36091
- Schenectady 36093
- Seneca 36099
- St. Lawrence 36089
- Steuben 36101
- Suffolk 36103
- Tompkins 36109
- Westchester 36119
North Carolina view state ↗ 7 N ▾
North Dakota view state ↗ 31 N ▾
- Benson 38005
- Billings 38007
- Burke 38013
- Burleigh 38015
- Cass 38017
- Cavalier 38019
- Dickey 38021
- Dunn 38025
- Emmons 38029
- Foster 38031
- Golden Valley 38033
- Grand Forks 38035
- Kidder 38043
- McIntosh 38051
- McKenzie 38053
- Mercer 38057
- Morton 38059
- Mountrail 38061
- Oliver 38065
- Pembina 38067
- Pierce 38069
- Ransom 38073
- Richland 38077
- Rolette 38079
- Slope 38087
- Stark 38089
- Steele 38091
- Stutsman 38093
- Walsh 38099
- Ward 38101
- Williams 38105
Ohio view state ↗ 12 N ▾
Oklahoma view state ↗ 12 N ▾
Pennsylvania view state ↗ 15 N ▾
Rhode Island view state ↗ 3 N ▾
South Dakota view state ↗ 16 N ▾
Tennessee view state ↗ 12 N ▾
Texas view state ↗ 39 N ▾
- Andrews 48003
- Aransas 48007
- Armstrong 48011
- Bailey 48017
- Bastrop 48021
- Bell 48027
- Blanco 48031
- Brewster 48043
- Burnet 48053
- Calhoun 48057
- Denton 48121
- Dickens 48125
- Donley 48129
- Edwards 48137
- El Paso 48141
- Erath 48143
- Fannin 48147
- Gillespie 48171
- Gonzales 48177
- Hardeman 48197
- Hays 48209
- Hemphill 48211
- Hidalgo 48215
- Hudspeth 48229
- Jeff Davis 48243
- Kimble 48267
- McLennan 48309
- Medina 48325
- Menard 48327
- Potter 48375
- Presidio 48377
- Randall 48381
- Real 48385
- Starr 48427
- Tarrant 48439
- Travis 48453
- Val Verde 48465
- Wilbarger 48487
- Williamson 48491
Vermont view state ↗ 5 N ▾
Virginia view state ↗ 18 N ▾
West Virginia view state ↗ 3 N ▾
Wisconsin view state ↗ 23 N ▾
- Brown 55009
- Buffalo 55011
- Crawford 55023
- Dane 55025
- Door 55029
- Florence 55037
- Green 55045
- Green Lake 55047
- Iowa 55049
- Kenosha 55059
- La Crosse 55063
- Lincoln 55069
- Marquette 55077
- Menominee 55078
- Oconto 55083
- Pepin 55091
- Portage 55097
- Racine 55101
- Rock 55105
- Trempealeau 55121
- Walworth 55127
- Waupaca 55135
- Winnebago 55139
§5Sources & provenance
USDA PLANTS
Symbol, taxonomy, distribution, cultivation specs, native status. Public domain.
plants.usda.gov/ZAPA ↗GBIF Backbone
Canonical taxonomic identity, synonym resolution, cross-refs. CC0.
gbif.org/species/2756540 ↗Record version
Cached and built locally. Source version on this record:
usda-plants-mt-2026-05-26
fetched 2026-05-26T11:35:19Z