Roadless Areas
Home/Species/ Canada Lettuce

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)
CanadaN5
ProvinceRankNative
British ColumbiaSNANo
ManitobaS3Yes
OntarioS5Yes
New BrunswickS5Yes
QuebecS3Yes
Nova ScotiaS5Yes
Prince Edward IslandS3Yes
United StatesN5
ProvinceRankNative
New YorkS5Yes
TennesseeSNRYes
South CarolinaS5Yes
GeorgiaSNRYes
VermontS5Yes
ColoradoS3Yes
WashingtonSNRYes
MassachusettsSNRYes
CaliforniaSNRYes
MarylandSNRYes
MontanaSNRYes
IowaS5Yes
ArkansasSNRYes
West VirginiaS5Yes
North CarolinaSNRYes
VirginiaS5Yes
TexasSNRYes
IllinoisSNRYes
New JerseySNRYes
New MexicoSNRYes
OregonSNRYes
MissouriSNRYes
IdahoSNRYes
FloridaSNRYes
North DakotaSNRYes
WyomingS2Yes
South DakotaSNRYes
ConnecticutSNRYes
MichiganSNRYes
DelawareS4Yes
IndianaS5Yes
MaineSNRYes
WisconsinSNRYes
OhioSNRYes
OklahomaSNRYes
MississippiSNRYes
District of ColumbiaSNRYes
KansasS3Yes
Rhode IslandSNRYes
AlabamaSNRYes
NebraskaSNRYes
UtahS1Yes
New HampshireSNRYes
MinnesotaSNRYes
LouisianaSNRYes
PennsylvaniaS5Yes
KentuckyS4Yes
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.