Roadless Areas
Home/Species/ Pacific Rhododendron

Rhododendron macrophyllum

D. Don ex G. Don

Pacific Rhododendron

G5Secure Found in 74 roadless areas NatureServe Explorer →
G5SecureGlobal Rank
Least concernIUCN
Identity
Unique IDELEMENT_GLOBAL.2.143701
Element CodePDERI150H0
Record TypeSPECIES
ClassificationSpecies
Classification StatusStandard
Name CategoryVascular Plant
IUCNLeast concern
KingdomPlantae
PhylumAnthophyta
ClassDicotyledoneae
OrderEricales
FamilyEricaceae
GenusRhododendron
Other Common Names
California Rhododendron (EN) Pacific rhododendron (EN) Rhododendron à grandes feuilles (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.
Conservation Status
Review Date1988-05-16
Change Date1988-05-16
Ecology & Habitat
Other Nations (2)
United StatesNNR
ProvinceRankNative
OregonS5Yes
CaliforniaSNRYes
WashingtonSNRYes
CanadaN4
ProvinceRankNative
British ColumbiaS4Yes
Plant Characteristics
Economic Value (Genus)No
Roadless Areas (74)
California (12)
AreaForestAcres
Blue Creek Rare ISix Rivers National Forest12,134
Condrey Mtn.Klamath National Forest2,923
Indian CreekKlamath National Forest5,011
KangarooKlamath National Forest40,617
KellySix Rivers National Forest5,195
Monkey CreekSix Rivers National Forest9,017
North Fork SmithSix Rivers National Forest37,898
Orleans Mtn.Klamath National Forest49,090
PacksaddleSix Rivers National Forest3,862
SiskiyouKlamath National Forest54,039
Siskiyou ASix Rivers National Forest1,017
Siskiyou BSix Rivers National Forest18,871
Oregon (53)
AreaForestAcres
Badger CreekMt. Hood National Forest847
Bull Of The WoodsMt. Hood National Forest8,843
Bull Of The WoodsWillamette National Forest53
Bulldog RockUmpqua National Forest6,056
Bulldog RockWillamette National Forest559
Calf - Copeland CreekUmpqua National Forest15,696
Castle Rock AppendageUmpqua National Forest4,649
Chucksney MountainWillamette National Forest15,369
CornpatchWillamette National Forest7,346
Cougar BluffUmpqua National Forest5,574
Drift CreekSiuslaw National Forest6,333
EagleMt. Hood National Forest16,841
Echo MountainWillamette National Forest8,098
ElkhornWillamette National Forest9,380
FairviewUmpqua National Forest7,417
French Pete (a)Willamette National Forest1,668
French Pete (b)Willamette National Forest1,186
Gold CreekWillamette National Forest1,364
Gordon MeadowsWillamette National Forest9,463
Hardesty MountainWillamette National Forest3,754
Hardesty MountainUmpqua National Forest2,597
Jackson Creek AppendageUmpqua National Forest4,673
LakeMt. Hood National Forest1,327
LarchMt. Hood National Forest12,961
Limpy RockUmpqua National Forest6,782
Maiden PeakDeschutes National Forest26,432
Maiden PeakWillamette National Forest9,627
Mclennon MountainWillamette National Forest8,085
Menagerie (rooster Rock)Willamette National Forest374
Moose LakeWillamette National Forest5,013
Mt. BaileyUmpqua National Forest18,401
Mt. HagenWillamette National Forest6,406
Mt. Hood AdditionsMt. Hood National Forest13,061
North KalmiopsisSiskiyou National Forests91,560
OlallieMt. Hood National Forest7,607
Opal CreekWillamette National Forest5,417
Roaring RiverMt. Hood National Forest27,316
Roaring RiverWillamette National Forest2,128
Salmon - HuckleberryMt. Hood National Forest17,570
Skimmerhorn AppendageUmpqua National Forest1,820
South KalmiopsisSiskiyou National Forests104,477
TahkenitchSiuslaw National Forest5,799
TenmileSiuslaw National Forest10,818
Twin LakesMt. Hood National Forest6,055
Umpqua SpitSiuslaw National Forest2,090
Waldo - FujiWillamette National Forest15,273
Waldo - LakeWillamette National Forest2,993
Waldo - Many PrariesWillamette National Forest2,585
Waldo - MoolackWillamette National Forest1,183
Waldo - Salmon CreekWillamette National Forest3,195
Williams CreekUmpqua National Forest5,844
Wind CreekMt. Hood National Forest5,438
WoahinkSiuslaw National Forest5,309
Washington (9)
AreaForestAcres
Big Lava BedGifford Pinchot National Forest19,043
Green MountainOlympic National Forest4,617
Jefferson RidgeOlympic National Forest6,512
Jupiter RidgeOlympic National Forest10,148
LightningOlympic National Forest7,179
McdonaldOlympic National Forest501
Mt. Baker Noisy - DiobsudMt Baker-Snoqualmie National Forest56,039
Mt. ZionOlympic National Forest3,544
QuilceneOlympic National Forest18,656
References (2)
  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.
  2. Little, E.L., Jr. 1979. Checklist of United States trees (native and naturalized). Agriculture Handbook No. 541. U.S. Forest Service, Washington, D.C. 375 pp.