Roadless Areas
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Ceratophyllum demersum

L.

Common Hornwort

G5Secure Found in 16 roadless areas NatureServe Explorer →
G5SecureGlobal Rank
Least concernIUCN
Identity
Unique IDELEMENT_GLOBAL.2.151791
Element CodePDCER01010
Record TypeSPECIES
ClassificationSpecies
Classification StatusStandard
Name CategoryVascular Plant
IUCNLeast concern
KingdomPlantae
PhylumAnthophyta
ClassDicotyledoneae
OrderNymphaeales
FamilyCeratophyllaceae
GenusCeratophyllum
Other Common Names
Coon's-tail (EN) coon's-tail (EN) Cornifle nageante (FR)
Concept Reference
Kartesz, J.T. 1994. A synonymized checklist of the vascular flora of the United States, Canada, and Greenland. 2nd edition. 2 vols. Timber Press, Portland, OR.
Taxonomic Comments
As treated here (following Kartesz, 1994), excludes Ceratophyllum echinaceum, sometimes considered a variety of C. demersum. LEM 27Jun95.
Conservation Status
Rank MethodExpertise without calculation
Review Date2016-05-13
Change Date1984-02-29
Ecology & Habitat
Other Nations (2)
CanadaN5
ProvinceRankNative
SaskatchewanS4Yes
New BrunswickS4Yes
British ColumbiaS5Yes
OntarioS5Yes
Nova ScotiaS4Yes
Yukon TerritoryS4Yes
ManitobaS4Yes
Northwest TerritoriesSHYes
QuebecS4Yes
AlbertaS4Yes
Prince Edward IslandS4Yes
United StatesN5
ProvinceRankNative
LouisianaSNRYes
IdahoSNRYes
DelawareS5Yes
UtahS2Yes
HawaiiSNANo
MassachusettsSNRYes
OregonSNRYes
OklahomaSNRYes
Rhode IslandSNRYes
AlabamaSNRYes
South DakotaSNRYes
North CarolinaS3Yes
TexasSNRYes
New JerseyS5Yes
South CarolinaSNRYes
PennsylvaniaS5Yes
IndianaSNRYes
New YorkS5Yes
MontanaS5Yes
New MexicoSNRYes
WyomingS2Yes
KansasS4Yes
ArkansasSNRYes
North DakotaSNRYes
West VirginiaS3Yes
CaliforniaSNRYes
VermontS5Yes
NebraskaSNRYes
IllinoisS5Yes
New HampshireSNRYes
MarylandSNRYes
MichiganSNRYes
VirginiaS5Yes
MissouriSNRYes
NevadaS2Yes
TennesseeSNRYes
District of ColumbiaSNRYes
ConnecticutSNRYes
GeorgiaS5Yes
KentuckyS4Yes
ArizonaS4Yes
AlaskaS3Yes
ColoradoS3Yes
FloridaSNRYes
WisconsinSNRYes
MississippiSNRYes
OhioSNRYes
IowaS5Yes
MaineSNRYes
MinnesotaSNRYes
Plant Characteristics
Economic Value (Genus)No
Roadless Areas (16)
Arizona (2)
AreaForestAcres
GoldfieldTonto National Forest15,257
Lower San FranciscoApache-Sitgreaves National Forests59,310
Arkansas (1)
AreaForestAcres
Little BlakelyOuachita National Forest3,342
California (4)
AreaForestAcres
Black ButteMendocino National Forest15,461
GrindstoneMendocino National Forest26,031
Machesna MountainLos Padres National Forest12,271
North MountainStanislaus National Forest7,856
Montana (3)
AreaForestAcres
Cabinet Face East #671Kootenai National Forest50,326
Government Mountain #673Kootenai National Forest10,090
Scotchman Peaks (MT)Kootenai National Forest53,909
New Mexico (1)
AreaForestAcres
Lower San FranciscoGila National Forest26,460
Oregon (3)
AreaForestAcres
Sky Lakes AWinema National Forest3,940
TenmileSiuslaw National Forest10,818
WoahinkSiuslaw National Forest5,309
Washington (2)
AreaForestAcres
EntiatWenatchee National Forest72,617
Rock CreekWenatchee National Forest32,239
References (1)
  1. Kartesz, J.T. 1994. A synonymized checklist of the vascular flora of the United States, Canada, and Greenland. 2nd edition. 2 vols. Timber Press, Portland, OR.