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Lactuca canadensis

L.

Canada Lettuce

G5Secure Found in 19 roadless areas NatureServe Explorer →
G5SecureGlobal Rank
Identity
Unique IDELEMENT_GLOBAL.2.147945
Element CodePDAST5F020
Record TypeSPECIES
ClassificationSpecies
Classification StatusStandard
Name CategoryVascular Plant
KingdomPlantae
PhylumAnthophyta
ClassDicotyledoneae
OrderAsterales
FamilyAsteraceae
GenusLactuca
Other Common Names
Canada lettuce (EN) Florida Blue Lettuce (EN) Laitue du Canada (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
Lactuca canadensis is treated by Kartesz (1999) as a species without infraspecific taxa; various varieties have sometimes been recognized.
Conservation Status
Rank MethodExpertise without calculation
Review Date2016-05-13
Change Date1984-06-06
Ecology & Habitat
Other Nations (2)
United StatesN5
ProvinceRankNative
UtahS1Yes
Rhode IslandSNRYes
WashingtonSNRYes
MichiganSNRYes
OklahomaSNRYes
VirginiaS5Yes
MississippiSNRYes
New MexicoSNRYes
MaineSNRYes
South DakotaSNRYes
District of ColumbiaSNRYes
MissouriSNRYes
NebraskaSNRYes
South CarolinaS5Yes
GeorgiaSNRYes
KentuckyS4Yes
KansasS3Yes
MinnesotaSNRYes
OregonSNRYes
North CarolinaSNRYes
TennesseeSNRYes
New HampshireSNRYes
IowaS5Yes
North DakotaSNRYes
New YorkS5Yes
WyomingS2Yes
IdahoSNRYes
VermontS5Yes
New JerseySNRYes
FloridaSNRYes
WisconsinSNRYes
ColoradoS3Yes
West VirginiaS5Yes
MontanaSNRYes
ArkansasSNRYes
OhioSNRYes
IndianaS5Yes
DelawareS4Yes
MassachusettsSNRYes
MarylandSNRYes
LouisianaSNRYes
TexasSNRYes
PennsylvaniaS5Yes
CaliforniaSNRYes
AlabamaSNRYes
ConnecticutSNRYes
IllinoisSNRYes
CanadaN5
ProvinceRankNative
QuebecS3Yes
Nova ScotiaS5Yes
British ColumbiaSNANo
New BrunswickS5Yes
OntarioS5Yes
ManitobaS3Yes
Prince Edward IslandS3Yes
Plant Characteristics
Economic Value (Genus)Yes
Roadless Areas (19)
Idaho (2)
AreaForestAcres
Bighorn - WeitasNez Perce-Clearwater National Forest254,845
North Lochsa SlopeNez Perce-Clearwater National Forest117,662
Maine (1)
AreaForestAcres
Caribou - Speckled ExtWhite Mountain National Forest5,988
New Mexico (1)
AreaForestAcres
Devils CreekGila National Forest89,916
North Carolina (5)
AreaForestAcres
Big Indian (addition)Nantahala National Forest1,155
Chunky Gal (addition)Nantahala National Forest3,336
Harper CreekPisgah National Forest7,325
Linville Gorge AdditionPisgah National Forest2,809
Lost CovePisgah National Forest5,944
Tennessee (4)
AreaForestAcres
Brushy RidgeCherokee National Forest7,469
Flint Mill GapCherokee National Forest9,494
Sampson Mountain AdditionCherokee National Forest3,064
Stone MountainCherokee National Forest5,367
Vermont (1)
AreaForestAcres
Woodford 09086Green Mountain and Finger Lakes National Forests2,456
Virginia (3)
AreaForestAcres
Broad RunJefferson National Forest10,971
Elliott KnobGeorge Washington National Forest9,380
The PriestGeorge Washington National Forest5,737
West Virginia (2)
AreaForestAcres
Mcgowan MountainMonongahela National Forest10,504
Seneca CreekMonongahela National Forest22,287
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.