Difference between revisions of "Pseudotsuga menziesii"
Bol. Soc. Brot. ser. 2, 24: 74. 1950.
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|common_names=Douglas-fir;Oregon-pine;sapin de Douglas | |common_names=Douglas-fir;Oregon-pine;sapin de Douglas | ||
| + | |special_status={{Treatment/ID/Special_status | ||
| + | |code=F | ||
| + | |label=Illustrated | ||
| + | }} | ||
|basionyms={{Treatment/ID/Basionym | |basionyms={{Treatment/ID/Basionym | ||
|name=Abies menziesii | |name=Abies menziesii | ||
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-->{{Treatment/Body | -->{{Treatment/Body | ||
| − | |distribution= | + | |distribution=Alta.;B.C.;Ariz.;Calif.;Colo.;Idaho;Mont.;N.Mex.;Nev.;Oreg.;Tex.;Utah;Wash.;Wyo.;Mexico. |
|discussion=<p><i>Pseudotsuga menziesii</i> 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.</p><!-- | |discussion=<p><i>Pseudotsuga menziesii</i> 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.</p><!-- | ||
--><p>Douglas-fir (<i>Pseudotsuga menziesii</i>) is the state tree of Oregon.</p><!-- | --><p>Douglas-fir (<i>Pseudotsuga menziesii</i>) is the state tree of Oregon.</p><!-- | ||
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|basionyms=Abies menziesii;Abies taxifolia;Pinus taxifolia | |basionyms=Abies menziesii;Abies taxifolia;Pinus taxifolia | ||
|family=Pinaceae | |family=Pinaceae | ||
| − | |distribution= | + | |distribution=Alta.;B.C.;Ariz.;Calif.;Colo.;Idaho;Mont.;N.Mex.;Nev.;Oreg.;Tex.;Utah;Wash.;Wyo.;Mexico. |
|reference=None | |reference=None | ||
|publication title=Bol. Soc. Brot. | |publication title=Bol. Soc. Brot. | ||
|publication year=1950 | |publication year=1950 | ||
| − | |special status= | + | |special status=Illustrated |
| − | |source xml=https:// | + | |source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-data-curation.git/src/bb6b7e3a7de7d3b7888a1ad48c7fd8f5c722d8d6/coarse_grained_fna_xml/V2/V2_532.xml |
|genus=Pseudotsuga | |genus=Pseudotsuga | ||
|species=Pseudotsuga menziesii | |species=Pseudotsuga menziesii | ||
Revision as of 21:13, 27 May 2020
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.
Distribution
Alta., B.C., Ariz., Calif., Colo., Idaho, Mont., N.Mex., Nev., Oreg., Tex., Utah, Wash., Wyo., Mexico.
Discussion
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.
Varieties 2 (2 in the flora).
Selected References
None.
Key
| 1 | Bracts straight, appressed; seed cones 6-10 cm; leaves yellowish green; Pacific Coast region. | Pseudotsuga menziesii var. menziesii |
| 1 | Bracts spreading, often reflexed; seed cones 4-7 cm; leaves bluish green to dark green or gray-green; Rocky Mountain region. | Pseudotsuga menziesii var. glauca |