Index / Search / Eleocharis quadrangulata
§1 Plant
Eleocharis quadrangulata (Michx.) Roem. & Schult.
vernacular squarestem spikerush — species · Cyperaceae
§2Habit & range
Habit and range
- Growth habit
- Graminoid
- Duration
- Perennial
- Group
- Monocot
- Family
- Cyperaceae Juss.
- Genus
- Eleocharis
§2a
Native status, by region
- CAN Canada Native
- L48 Lower 48 States Native
§2b
County-level range
· 336 counties across 28 states/territories§3Cultivation specs · USDA
Recorded by the USDA Plant Materials Program.
§3a
Tolerances
- Drought
- None
- Shade
- High
- Moisture use
- High
- Fire
- High
- Salinity
- Low
- Anaerobic
- High
- CaCO₃
- Low
- Hedging
- None
§3b
Climate & soil
- Cold tolerance
- -28 °F minimum
- Frost-free days
- 150 min.
- Precipitation
- 24–60 in/yr
- pH range
- 5.8–7.2
- Root depth
- 8 in min.
- Fertility need
- Low
- Soil texture
- coarse, medium, fine
§3c
Form & growth
- Growth form
- Bunch
- Growth rate
- Moderate
- Lifespan
- Moderate
- Mature height
- 4 ft
- Porosity (summer)
- Porous
- Porosity (winter)
- Porous
- Flower colour
- Green
- Fruit colour
- Brown
- Fire resistant
- No
- N fixation
- None
- Toxicity
- None
§3d
Reproduction
- Bloom period
- Late Spring
- Seed abundance
- Low
- Seed begins
- Summer
- Seed ends
- Fall
- Spread rate
- Slow
- Stratify
- No
- Propagation
- seed, bare root, sprigs
§3e
Use & availability
- Commercial availability
- Routinely Available
- Nursery stock
- No
- Palatable, human
- No
- Lumber
- No
- Christmas tree
- No
§4Counties, by state
Recorded in 336 counties across 28 states/territories.
Alabama view state ↗ 10 N ▾
Arkansas view state ↗ 21 N ▾
California view state ↗ 4 N ▾
Delaware view state ↗ 3 N ▾
District of Columbia view state ↗ 1 N ▾
Florida view state ↗ 6 N ▾
Georgia view state ↗ 10 N ▾
Illinois view state ↗ 9 N ▾
Indiana view state ↗ 13 N ▾
Kansas view state ↗ 4 N ▾
Kentucky view state ↗ 27 N ▾
- Bell 21013
- Breckinridge 21027
- Campbell 21037
- Clark 21049
- Clinton 21053
- Edmonson 21061
- Fleming 21069
- Hardin 21093
- Harrison 21097
- Henry 21103
- Hopkins 21107
- Jackson 21109
- Jefferson 21111
- Knox 21121
- Lincoln 21137
- Lyon 21143
- Madison 21151
- Magoffin 21153
- McCracken 21145
- McCreary 21147
- Meade 21163
- Muhlenberg 21177
- Oldham 21185
- Rockcastle 21203
- Rowan 21205
- Trigg 21221
- Wayne 21231
Louisiana view state ↗ 25 N ▾
- Acadia 22001
- Allen 22003
- Beauregard 22011
- Bossier 22015
- Caddo 22017
- Calcasieu 22019
- Cameron 22023
- Claiborne 22027
- De Soto 22031
- Evangeline 22039
- Grant 22043
- Jefferson Davis 22053
- Morehouse 22067
- Natchitoches 22069
- Orleans 22071
- Rapides 22079
- Richland 22083
- Sabine 22085
- St. Mary 22101
- St. Tammany 22103
- Tangipahoa 22105
- Union 22111
- Vermilion 22113
- Vernon 22115
- Webster 22119
Massachusetts view state ↗ 1 N ▾
Michigan view state ↗ 12 N ▾
Mississippi view state ↗ 5 N ▾
Missouri view state ↗ 30 N ▾
- Audrain 29007
- Benton 29015
- Butler 29023
- Carroll 29033
- Carter 29035
- Christian 29043
- Dallas 29059
- Dent 29065
- Gasconade 29073
- Greene 29077
- Iron 29093
- Jackson 29095
- Laclede 29105
- Lincoln 29113
- Marion 29127
- Miller 29131
- Monroe 29137
- Newton 29145
- Oregon 29149
- Phelps 29161
- Ripley 29181
- Shannon 29203
- St. Clair 29185
- St. Francois 29187
- St. Louis 29189
- Ste. Genevieve 29186
- Stoddard 29207
- Taney 29213
- Texas 29215
- Washington 29221
New Jersey view state ↗ 5 N ▾
New York view state ↗ 9 N ▾
North Carolina view state ↗ 17 N ▾
Ohio view state ↗ 7 N ▾
Oklahoma view state ↗ 4 N ▾
Oregon view state ↗ 1 N ▾
Pennsylvania view state ↗ 6 N ▾
South Carolina view state ↗ 10 N ▾
Tennessee view state ↗ 20 N ▾
Texas view state ↗ 42 N ▾
- Anderson 48001
- Aransas 48007
- Bastrop 48021
- Bell 48027
- Bexar 48029
- Bowie 48037
- Brazoria 48039
- Brazos 48041
- Cameron 48061
- Chambers 48071
- Colorado 48089
- Coryell 48099
- Denton 48121
- Fannin 48147
- Galveston 48167
- Gillespie 48171
- Goliad 48175
- Gonzales 48177
- Grayson 48181
- Hardin 48199
- Harris 48201
- Jackson 48239
- Jasper 48241
- Jefferson 48245
- Lamar 48277
- Leon 48289
- McLennan 48309
- Menard 48327
- Montgomery 48339
- Parker 48367
- Red River 48387
- Refugio 48391
- Robertson 48395
- Sabine 48403
- San Patricio 48409
- Smith 48423
- Tarrant 48439
- Travis 48453
- Trinity 48455
- Tyler 48457
- Walker 48471
- Willacy 48489
Virginia view state ↗ 30 N ▾
- Albemarle 51003
- Alleghany 51005
- Augusta 51015
- Brunswick 51025
- Campbell 51031
- Charles City 51036
- Charlotte 51037
- Chesapeake (city) 51550
- Essex 51057
- Fairfax 51059
- Fluvanna 51065
- Gloucester 51073
- Hanover 51085
- James City 51095
- King and Queen 51097
- King William 51101
- Louisa 51109
- Mecklenburg 51117
- Middlesex 51119
- New Kent 51127
- Newport News (city) 51700
- Pittsylvania 51143
- Prince William 51153
- Richmond 51159
- Southampton 51175
- Spotsylvania 51177
- Stafford 51179
- Suffolk (city) 51800
- Surry 51181
- Virginia Beach (city) 51810
Wisconsin view state ↗ 4 N ▾
§5Sources & provenance
USDA PLANTS
Symbol, taxonomy, distribution, cultivation specs, native status. Public domain.
plants.usda.gov/ELQU ↗GBIF Backbone
Canonical taxonomic identity, synonym resolution, cross-refs. CC0.
gbif.org/species/2717631 ↗Record version
Cached and built locally. Source version on this record:
usda-plants-mt-2026-05-26
fetched 2026-05-26T20:46:58Z