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Pseudotsuga menziesii (Mirb.) Franco
DOUGLAS FIR
Abies menziesii Mirb; Abies douglasii Lindl; Abies taxifolia Poir non Du Tour; Pinus taxifolia Lamb non Salisb; Pseudotsuga douglasii (Lindl) Carrière; Pseudotsuga taxifolia Britton nom illegit; Douglas-fir; Douglasfir; Pseudotsuga mucronata; Pseudotsuga taxifolia

Life   Plantae   Gymnospermae   Pinaceae   Pseudotsuga

Pseudotsuga menziesii, whole tree - view up trunk
© Copyright Steve Baskauf, 2002-2011 · 4
Pseudotsuga menziesii, whole tree - view up trunk

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Pseudotsuga menziesii, bark - of a large tree
© Copyright Steve Baskauf, 2002-2011 · 4
Pseudotsuga menziesii, bark - of a large tree
Pseudotsuga menziesii, cone - female - mature open
© Copyright Steve Baskauf, 2002-2011 · 4
Pseudotsuga menziesii, cone - female - mature open

Pseudotsuga menziesii, whole tree - view up trunk
© Copyright Steve Baskauf, 2002-2011 · 4
Pseudotsuga menziesii, whole tree - view up trunk
Pseudotsuga menziesii, whole tree - view up trunk
© Copyright Steve Baskauf, 2002-2011 · 4
Pseudotsuga menziesii, whole tree - view up trunk

Pseudotsuga menziesii, whole tree - general
© Copyright Steve Baskauf, 2002-2011 · 4
Pseudotsuga menziesii, whole tree - general
Pseudotsuga menziesii, cone - female - mature open
© Copyright Steve Baskauf, 2002-2011 · 4
Pseudotsuga menziesii, cone - female - mature open

Pseudotsuga menziesii, cone - female - mature open
© Copyright Steve Baskauf, 2002-2011 · 4
Pseudotsuga menziesii, cone - female - mature open
Pseudotsuga menziesii, cone - female - closed
© Copyright Steve Baskauf, 2002-2011 · 4
Pseudotsuga menziesii, cone - female - closed

Pseudotsuga menziesii, cone - female - mature open
© Copyright Steve Baskauf, 2002-2011 · 4
Pseudotsuga menziesii, cone - female - mature open
Pseudotsuga menziesii, cone - male
© Copyright Steve Baskauf, 2002-2011 · 4
Pseudotsuga menziesii, cone - male

Pseudotsuga menziesii, twig - showing attachment of needles
© Copyright Steve Baskauf, 2002-2011 · 4
Pseudotsuga menziesii, twig - showing attachment of needles
Pseudotsuga menziesii, twig - showing attachment of needles
© Copyright Steve Baskauf, 2002-2011 · 4
Pseudotsuga menziesii, twig - showing attachment of needles

Pseudotsuga menziesii, leaf - entire needle
© Copyright Steve Baskauf, 2002-2011 · 4
Pseudotsuga menziesii, leaf - entire needle
Pseudotsuga menziesii, cone - female - mature open
© Copyright Steve Baskauf, 2002-2011 · 4
Pseudotsuga menziesii, cone - female - mature open

Associates · map
FamilyScientific name @ source (records)
Achilidae  Cixidia shoshone @ UDCC_NRI (2)

Synecdoche constellata @ AMNH_IZC (1)
Anthocoridae  Tetraphleps latipennis @ AMNH_IZC (2)
Aphididae  Cinara ( @ AMNH_PBI (12); CSCA_TCN (1)

Essigella ( @ AMNH_PBI (6)

Pachypappa tremulae @ NCSU (36)

Periphyllus testudinaceus @ CSCA_TCN (1)
Atheliaceae  Amphinema byssoides @ BPI (1)

Athelia galzinii @ BPI (1)

Athelia grisea @ BPI (1)

Athelia tessulata @ BPI (1)

Byssocorticium atrovirens @ BPI (1)

Tylospora asterophora @ BPI (1)
Auriscalpiaceae  Auriscalpium vulgare @ BPI (1)
Bertiaceae  Bertia moriformis @ BPI (3)
Berytidae  Neoneides muticus @ AMNH_IZC (8)
Biatorellaceae  Biatorella resinae @ BPI (1)
Braconidae  Pauesia ( @ AMNH_PBI (3)

Xenostigmus bifasciatus @ AMNH_PBI (1)
Calycellidae  Calycella citrina @ BPI (2)
Coccidae  Physokermes taxifoliae @ CSCA_TCN (10)
Coniochaetaceae  Coniochaeta abietina @ BPI (1)

Coniochaeta @ BPI (1)
Coniophoraceae  Coniophora fusispora @ BPI (3)
Corticiaceae  Corticium furfuraceum @ BPI (1)

Corticium lembosporum @ BPI (1)

Corticium pelliculare @ BPI (1)

Corticium @ BPI (1)
Dacrymycetaceae  Dacrymyces palmatus @ BPI (3)
Dermateaceae  Durandiella pseudotsugae @ BPI (1)

Pezicula livida @ BPI (1)
Diaporthaceae  Diaporthe lokoyae @ BPI (1)

Phomopsis occulta @ BPI (1)
Diaspididae  Diaspidiotus ehrhorni @ CSCA_TCN (1)

Diaspidiotus uvae @ CSCA_TCN (2)

Dynaspidiotus californicus @ CSCA_TCN (2)

Stramenaspis kelloggi @ CSCA_TCN (3)
Endogonaceae  Endogone lactiflua @ BPI (1)
Geastraceae  Sphaerobolus stellatus @ BPI (2)

Sphaerobolus @ BPI (1)
Helotiaceae  Chlorociboria aeruginosa @ BPI (1)
Hemiphacidiaceae  Meria parkeri @ BPI (1)

Rhabdocline parkeri @ BPI (1)

Rhabdocline pseudotsugae @ BPI (7)

Rhabdocline weirii @ BPI (2)
Hydnaceae  Hydnum auriscalpium @ BPI (1)
Hymenochaetaceae  Hymenochaete tenuis @ BPI (1)

Phellinus gilbertsonii @ BPI (1)
Hyphodermataceae  Hyphoderma clavigerum @ BPI (1)

Hypochnicium punctulatum @ BPI (1)
Hysteriaceae  Hysterographium @ BPI (2)
Lachnocladiaceae  Asterostroma muscicola @ BPI (2)

Scytinostroma quaesitum @ BPI (1)
Lasiosphaeriaceae  Lasiosphaeria hirsuta @ BPI (1)

Lasiosphaeria hispida @ BPI (1)

Lasiosphaeria strigosa @ BPI (1)

Lasiosphaeria @ BPI (2)
Lophiostomataceae  Herpotrichia juniperi @ BPI (2)

Lophiostoma angustilabrum @ BPI (1)

Lophiostoma pileatum @ BPI (1)
Melampsoraceae  Melampsora albertensis @ BPI (5)

Melampsora medusae @ BPI (2)

Melampsora occidentalis @ BPI (2)
Melanommataceae  Astrosphaeriella applanata @ BPI (1)
Meruliaceae  Merulius hirtellus @ BPI (1)

Merulius pseudomolluscus @ BPI (1)

Phlebia radiata @ BPI (1)

Resinicium chiricahuaense @ BPI (1)
Microphysidae  Loricula bipunctata @ AMNH_PBI (1)
Miridae  Atractotomus cercocarpi @ AMNH_PBI (1)

Atractotomus cooperi @ AMNH_PBI (29)

Atractotomus magnicornis @ AMNH_PBI (2)

Ceratocapsus apicatus @ AMNH_PBI (7)

Deraeocoris bakeri @ AMNH_ENT (1)

Deraeocoris barberi @ AMNH_ENT (1)

Deraeocoris brevis @ AMNH_PBI (2); AMNH_ENT (12)

Deraeocoris fusifrons @ AMNH_ENT (1)

Deraeocoris incertus @ AMNH_ENT (86)

Deraeocoris not @ AMNH_ENT (67)

Deraeocoris rubroclarus @ AMNH_ENT (53)

Deraeocoris @ AMNH_PBI (1)

Dichaetocoris gillespiei @ AMNH_ENT (86)

Dichaetocoris piceicola @ AMNH_PBI (3); AMNH_ENT (1)

Dicyphus @ AMNH_ENT (1)

Eurychilopterella pacifica @ AMNH_PBI (2)

Heterotoma planicornis @ AMNH_IZC (14)

Irbisia bliveni @ AMNH_PBI (1)

Irbisia serrata @ AMNH_IZC (2)

Lopidea taurina @ AMNH_PBI (1)

Lygus convexicollis @ AMNH_PBI (1)

Lygus hesperus @ AMNH_PBI (1)

Lygus punctatus @ AMNH_PBI (1)

Lygus shulli @ AMNH_PBI (2); AMNH_IZC (3)

Lygus striatus @ AMNH_PBI (10); AMNH_IZC (2)

Neoborella @ AMNH_ENT (1)

Orthops scutellatus @ AMNH_PBI (1)

Pappus luridus @ AMNH_ENT (2)

Pappus pseudotsugae @ AMNH_PBI (11); AMNH_ENT (75)

Phytocoris calli @ AMNH_PBI (1)

Phytocoris conspurcatus @ AMNH_PBI (3)

Phytocoris dreisbachi @ AMNH_PBI (2)

Phytocoris fraterculus @ AMNH_ENT (29)

Phytocoris inops @ AMNH_ENT (2)

Phytocoris interspersus @ AMNH_PBI (1)

Phytocoris juliae @ AMNH_ENT (20)

Phytocoris mirus @ AMNH_ENT (1)

Phytocoris neglectus @ AMNH_PBI (20); AMNH_ENT (2)

Phytocoris stellatus @ AMNH_ENT (1)

Phytocoris varipes @ AMNH_PBI (6)

Phytocoris yollabollae @ AMNH_PBI (12); AMNH_ENT (5)

Pilophorus americanus @ AMNH_PBI (20)

Pinalitus rubrotinctus @ AMNH_ENT (99)

Pinalitus solivagus @ AMNH_ENT (1)

Psallovius nigroantennatus @ AMNH_PBI (1)

Psallovius piceicola @ AMNH_PBI (14)

Tropidosteptes @ AMNH_ENT (1)
Mytilinidiaceae  Lophium mytilinum @ BPI (1)
Nectriaceae  Nectria cinnabarina @ BPI (1)

Nectria magnusiana @ BPI (3)

Nectria veuillotiana @ BPI (1)
Paxillaceae  Paxillus atrotomentosus @ BPI (1)
Peniophoraceae  Peniophora burtii @ BPI (2)

Peniophora carnosa @ BPI (1)

Peniophora dryina @ BPI (1)

Peniophora gracillima @ BPI (1)

Peniophora greschikii @ BPI (1)

Peniophora laurentii @ BPI (1)

Peniophora pallidula @ BPI (1)

Peniophora perexigua @ BPI (1)

Peniophora subserialis @ BPI (1)
Polyporaceae  Fomes applanatus @ BPI (1)

Fomes cajanderi @ BPI (5)

Fomes igniarius @ BPI (2)

Fomes pini @ BPI (2)

Fomes pinicola @ BPI (2)

Fomes subroseus @ BPI (3)

Perenniporia subacida @ BPI (2)

Polyporus alboluteus @ BPI (1)

Polyporus anceps @ BPI (3)

Polyporus borealis @ BPI (1)

Polyporus osseus @ BPI (1)

Polyporus subcartilagineus @ BPI (2)

Polyporus sulphureus @ BPI (8)

Polyporus versicolor @ BPI (1)

Poria albipellucida @ BPI (2)

Poria carbonica @ BPI (3)

Poria cinerascens @ BPI (1)

Poria ferrea @ BPI (1)

Poria ferruginosa @ BPI (1)

Poria lenis @ BPI (1)

Poria marginella @ BPI (1)

Poria sanguinolenta @ BPI (1)

Poria subacida @ BPI (1)

Poria weirii @ BPI (1)

Poria xantha @ BPI (4)
Pseudoperisporiaceae  Epipolaeum pseudotsugae @ BPI (1)

Eudimeriolum tsugae @ BPI (4)
Reduviidae  Pselliopus @ AMNH_PBI (1)
Rhizopogonaceae  Rhizopogon parksii @ BPI (1)
Rhytismataceae  Phacidiopycnis pseudotsugae @ BPI (1)
Salpingidae  Rhinosimus @ UCRC_ENT (5)
Sarcoscyphaceae  Pithya vulgaris @ BPI (1)
Schizoporaceae  Hyphodontia breviseta @ BPI (1)
Seuratiaceae  Atichia glomerulosa @ BPI (2)
Sistotremataceae  Paullicorticium ansatum @ BPI (1)

Trechispora vaga @ BPI (1)
Sparassidaceae  Sparassis crispa @ BPI (1)

Sparassis radicata @ BPI (3)
Stereaceae  Acanthophysium farlowii @ BPI (1)

Aleurodiscus penicillatus @ BPI (3)

Aleurodiscus spiniger @ BPI (1)

Stereum chailletii @ BPI (1)

Stereum sanguinolentum @ BPI (3)
Stictidaceae  Stictis radiata @ BPI (1)
Strophariaceae  Pholiota @ BPI (2)
Thelephoraceae  Pseudotomentella griseoveneta @ BPI (1)

Tomentella microspora @ BPI (1)
Tingidae  Acalypta lillianis @ NCSU (15)
Trichocomaceae  Thysanophora penicillioides @ BPI (1)
Tricholomataceae  Phyllotopsis nidulans @ BPI (1)
Tuberaceae  Tuber californicum @ BPI (1)

Tuber gibbosum @ BPI (2)
Valsaceae  Cytospora kunzei @ BPI (1)
Venturiaceae  Phaeocryptopus gaeumannii @ BPI (5)

Xenomeris abietis @ BPI (3)
Xenasmataceae  Xenasma minutum @ BPI (3)

Xenasma subnitens @ BPI (1)
Xylariaceae  Hypoxylon @ BPI (1)

Nodulisporium corticioides @ BPI (1)

Xylaria hypoxylon @ BPI (2)

Xylaria multiplex @ BPI (1)

Xylaria polymorpha @ BPI (1)
_  Adelopus gaeumannii @ 691668A (1); 691668B (1); BPI (5); 691668C (1)

Adelopus @ BPI (3)

Clithris crispa @ BPI (3)

Kneiffiella fibrosa @ BPI (1)

Myxomycidium nodosum @ BPI (1)

Naematelia encephala @ BPI (1)

Otthia @ BPI (1)

Pesotum cupulatum @ BPI (1)

Phlogiotis helvelloides @ BPI (1)

Phragmotrichum chailletii @ BPI (2)

Rhabdogloeum pseudotsugae @ BPI (2)

Zythia pinastri @ BPI (1)

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Following modified from Flora of North America
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FNA | Family List | FNA Vol. 2 | Pinaceae | Pseudotsuga

2. Pseudotsuga menziesii (Mirbel) Franco, Bol. Soc. Brot. ser. 2, 24: 74. 1950.

Douglas-fir, Oregon-pine, sapin de Douglas

Abies menziesii Mirbel, Mém. Mus. Hist. Nat. 13: 63, 70. 1825; A . mucronata Rafinesque; A . taxifolia Poiret 1805, not Desfontaines 1804; Pinus taxifolia Lambert 1803, not Salisbury 1796; Pseudotsuga douglasii (Lindley) Carrière; P . mucronata (Rafinesque) Sudworth; P . taxifolia (Lambert) Britton

Trees to 90(--100)m; trunk to 4.4m diam.; crown narrow to broadly conic, flattened in age. Twigs slender, pubescent, becoming glabrous with age. Leaves 15--30(--40) × 1--1.5mm, yellow-green to dark or bluish green, apex obtuse to acute. Pollen cones yellow-red. Seed cones 4--10 × 3--3.5cm. Seeds 5--6mm, wing longer than seed body.

Varieties 2 (2 in the flora): North America, Mexico.

Pseudotsuga menziesii is a most important timber tree, valued in both the Old and New worlds. The two intergrading varieties are sympatric in southern British Columbia and northeastern Washington.

Douglas-fir ( Pseudotsuga menziesii ) is the state tree of Oregon.

Updated: 2020-08-14 15:33:27 gmt
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