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)
United StatesN5
ProvinceRankNative
MarylandSNRYes
AlaskaS3Yes
WyomingS2Yes
South DakotaSNRYes
LouisianaSNRYes
NebraskaSNRYes
South CarolinaSNRYes
New JerseyS5Yes
New MexicoSNRYes
IdahoSNRYes
GeorgiaS5Yes
IllinoisS5Yes
OklahomaSNRYes
IndianaSNRYes
ColoradoS3Yes
UtahS2Yes
DelawareS5Yes
MichiganSNRYes
HawaiiSNANo
North DakotaSNRYes
VermontS5Yes
FloridaSNRYes
MissouriSNRYes
AlabamaSNRYes
PennsylvaniaS5Yes
MinnesotaSNRYes
TennesseeSNRYes
KentuckyS4Yes
MississippiSNRYes
OregonSNRYes
ArizonaS4Yes
MaineSNRYes
West VirginiaS3Yes
MontanaS5Yes
ArkansasSNRYes
North CarolinaS3Yes
NevadaS2Yes
MassachusettsSNRYes
KansasS4Yes
OhioSNRYes
New YorkS5Yes
Rhode IslandSNRYes
New HampshireSNRYes
WisconsinSNRYes
TexasSNRYes
IowaS5Yes
VirginiaS5Yes
District of ColumbiaSNRYes
CaliforniaSNRYes
ConnecticutSNRYes
CanadaN5
ProvinceRankNative
SaskatchewanS4Yes
ManitobaS4Yes
Yukon TerritoryS4Yes
British ColumbiaS5Yes
QuebecS4Yes
Nova ScotiaS4Yes
New BrunswickS4Yes
OntarioS5Yes
AlbertaS4Yes
Prince Edward IslandS4Yes
Northwest TerritoriesSHYes
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.