Roadless Areas
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Lactuca biennis

(Moench) Fern.

Tall Blue Lettuce

G5Secure Found in 28 roadless areas NatureServe Explorer →
G5SecureGlobal Rank
Identity
Unique IDELEMENT_GLOBAL.2.159971
Element CodePDAST5F010
Record TypeSPECIES
ClassificationSpecies
Classification StatusStandard
Name CategoryVascular Plant
Endemicoccurs (regularly, as a native taxon) in multiple nations
KingdomPlantae
PhylumAnthophyta
ClassDicotyledoneae
OrderAsterales
FamilyAsteraceae
GenusLactuca
Synonyms
Lactuca terrae-novaeFern.
Other Common Names
Laitue bisannuelle (FR) tall blue lettuce (EN)
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.
Conservation Status
Rank MethodExpertise without calculation
Review Date2016-05-16
Change Date1984-06-06
Range Extent20,000-2,500,000 square km (about 8000-1,000,000 square miles)
Rank Reasons
Widespread patchy distribution in North America, with thousands of occurrences.
Range Extent Comments
Spotty distribution in U.S. and Canada.
Ecology & Habitat

Habitat

Moist open areas.
Other Nations (2)
CanadaN5
ProvinceRankNative
Yukon TerritoryS1Yes
Prince Edward IslandS5Yes
New BrunswickS5Yes
British ColumbiaS5Yes
ManitobaS4Yes
SaskatchewanS3Yes
QuebecS5Yes
AlbertaS3Yes
Island of NewfoundlandS4Yes
OntarioS5Yes
Nova ScotiaS5Yes
LabradorS1Yes
United StatesNNR
ProvinceRankNative
UtahS1Yes
MichiganSNRYes
MontanaSNRYes
West VirginiaS5Yes
TennesseeSNRYes
PennsylvaniaS5Yes
South CarolinaSNRYes
VermontS5Yes
New YorkS5Yes
WisconsinSNRYes
AlaskaS2Yes
ColoradoS3Yes
IdahoSNRYes
North DakotaSNRYes
ConnecticutSNRYes
IndianaSNRYes
VirginiaS5Yes
Rhode IslandSNRYes
CaliforniaSNRYes
KentuckyS4Yes
MarylandSNRYes
OregonSNRYes
DelawareS4Yes
WashingtonSNRYes
MassachusettsSNRYes
IowaS4Yes
New HampshireSNRYes
OhioSNRYes
District of ColumbiaSNRYes
MaineSNRYes
North CarolinaS3Yes
WyomingS1Yes
IllinoisSNRYes
South DakotaSNRYes
MinnesotaSNRYes
New JerseyS4Yes
Plant Characteristics
Economic Value (Genus)Yes
Roadless Areas (28)
Idaho (2)
AreaForestAcres
Bighorn - WeitasNez Perce-Clearwater National Forest254,845
North Lochsa SlopeNez Perce-Clearwater National Forest117,662
Minnesota (2)
AreaForestAcres
Baker - Homer - Brule LakesSuperior National Forest6,712
Tait LakeSuperior National Forest6,327
Montana (1)
AreaForestAcres
Big Snowy Mountains WsaLewis and Clark National Forest88,003
New Hampshire (5)
AreaForestAcres
Carr MountainWhite Mountain National Forest17,110
Dartmouth RangeWhite Mountain National Forest9,233
JobildunkWhite Mountain National Forest3,660
Kinsman MountainWhite Mountain National Forest8,999
Mt. Wolf - Gordon PondWhite Mountain National Forest11,846
New Mexico (1)
AreaForestAcres
Alamo CanyonSanta Fe National Forest8,639
North Carolina (2)
AreaForestAcres
Graveyard Ridge (addition)Pisgah National Forest1,958
Sam Knob (addition)Pisgah National Forest2,576
Pennsylvania (1)
AreaForestAcres
Tracy RidgeAllegheny National Forest9,034
Tennessee (1)
AreaForestAcres
Flint Mill GapCherokee National Forest9,494
Vermont (4)
AreaForestAcres
Bread LoafGreen Mountain and Finger Lakes National Forests1,768
Devil's Den 09083Green Mountain and Finger Lakes National Forests9,169
Griffith Lake 09084Green Mountain and Finger Lakes National Forests1,833
Wilder Mountain 09082Green Mountain and Finger Lakes National Forests8,759
Virginia (1)
AreaForestAcres
Little RiverGeorge Washington National Forest27,292
Washington (2)
AreaForestAcres
Glacier Peak KMt Baker-Snoqualmie National Forest47,269
Glacier Peak LMt Baker-Snoqualmie National Forest14,084
West Virginia (6)
AreaForestAcres
Cranberry AdditionMonongahela National Forest11,123
Cranberry Glades Botanical AreaMonongahela National Forest785
Falls Of Hills CreekMonongahela National Forest6,925
Mcgowan MountainMonongahela National Forest10,504
Seneca CreekMonongahela National Forest22,287
Tea Creek MountainMonongahela National Forest8,295
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.