Difference between revisions of "Tsuga canadensis"
189. 1855.
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|elevation=600–1800m | |elevation=600–1800m | ||
|distribution=N.B.;N.S.;Ont.;P.E.I.;Que.;Ala.;Conn.;Del.;Ga.;Ind.;Ky.;Maine;Md.;Mass.;Mich.;Minn.;N.H.;N.J.;N.Y.;N.C.;Ohio;Pa.;R.I.;S.C.;Tenn.;Vt.;Va.;W.Va.;Wis. | |distribution=N.B.;N.S.;Ont.;P.E.I.;Que.;Ala.;Conn.;Del.;Ga.;Ind.;Ky.;Maine;Md.;Mass.;Mich.;Minn.;N.H.;N.J.;N.Y.;N.C.;Ohio;Pa.;R.I.;S.C.;Tenn.;Vt.;Va.;W.Va.;Wis. | ||
| − | |discussion=<p>Numerous cultivars of Tsuga canadensis have been developed, including compact shrubs, dwarfs, and graceful trees. Wood of the species tends to be brittle and inferior to that of the other North American hemlocks.</p><!-- | + | |discussion=<p>Numerous cultivars of <i>Tsuga canadensis</i> have been developed, including compact shrubs, dwarfs, and graceful trees. Wood of the species tends to be brittle and inferior to that of the other North American hemlocks.</p><!-- |
| − | --><p>Eastern hemlock (Tsuga canadensis) is the state tree of Pennsylvania.</p> | + | --><p>Eastern hemlock (<i>Tsuga canadensis</i>) is the state tree of Pennsylvania.</p> |
|tables= | |tables= | ||
|references= | |references= | ||
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|publication year=1855 | |publication year=1855 | ||
|special status= | |special status= | ||
| − | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/ | + | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/8f726806613d60c220dc4493de13607dd3150896/coarse_grained_fna_xml/V2/V2_72.xml |
|genus=Tsuga | |genus=Tsuga | ||
|species=Tsuga canadensis | |species=Tsuga canadensis | ||
Revision as of 15:50, 18 September 2019
Trees to 30m; trunk to 1.5m diam.; crown broadly conic. Bark brownish, scaly and fissured. Twigs yellow-brown, densely pubescent. Buds ovoid, 1.5–2.5mm. Leaves (5–)15–20(–25)mm, mostly appearing 2-ranked, flattened; abaxial surface glaucous, with 2 broad, conspicuous stomatal bands, adaxial surface shiny green (yellow-green); margins minutely dentate, especially toward apex. Seed cones ovoid, 1.5–2.5 × 1–1.5cm; scales ovate to cuneate, 8–12 × 7–10mm, apex ± round, often projected outward. 2n =24.
Habitat: Moist rocky ridges, ravines, and hillsides
Elevation: 600–1800m
Distribution
N.B., N.S., Ont., P.E.I., Que., Ala., Conn., Del., Ga., Ind., Ky., Maine, Md., Mass., Mich., Minn., N.H., N.J., N.Y., N.C., Ohio, Pa., R.I., S.C., Tenn., Vt., Va., W.Va., Wis.
Discussion
Numerous cultivars of Tsuga canadensis have been developed, including compact shrubs, dwarfs, and graceful trees. Wood of the species tends to be brittle and inferior to that of the other North American hemlocks.
Eastern hemlock (Tsuga canadensis) is the state tree of Pennsylvania.
Selected References
None.