Difference between revisions of "Picea rubens"
Silva 12: 33, plate 597. 1898.
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|common_names=Red spruce;épinette rouge | |common_names=Red spruce;épinette rouge | ||
| − | |basionyms={{Treatment/ID/ | + | |special_status={{Treatment/ID/Special_status |
| + | |code=F | ||
| + | |label=Illustrated | ||
| + | }}{{Treatment/ID/Special_status | ||
| + | |code=E | ||
| + | |label=Endemic | ||
| + | }} | ||
| + | |basionyms={{Treatment/ID/Basionym | ||
|name=Picea rubra | |name=Picea rubra | ||
|authority=(DuRoi) Link | |authority=(DuRoi) Link | ||
| + | |rank=species | ||
| + | |publication_title= | ||
| + | |publication_place=1831, | ||
}} | }} | ||
|synonyms={{Treatment/ID/Synonym | |synonyms={{Treatment/ID/Synonym | ||
|name=Picea australis | |name=Picea australis | ||
|authority=Small | |authority=Small | ||
| + | |rank=species | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Picea nigra var. rubra | |name=Picea nigra var. rubra | ||
|authority=(DuRoi) Engelmann | |authority=(DuRoi) Engelmann | ||
| + | |rank=variety | ||
}} | }} | ||
|hierarchy=Pinaceae;Picea;Picea rubens | |hierarchy=Pinaceae;Picea;Picea rubens | ||
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name=Picea rubens | name=Picea rubens | ||
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|authority=Sargent | |authority=Sargent | ||
|rank=species | |rank=species | ||
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|publication title=Silva | |publication title=Silva | ||
|publication year=1898 | |publication year=1898 | ||
| − | |special status= | + | |special status=Illustrated;Endemic |
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V2/V2_321.xml |
|genus=Picea | |genus=Picea | ||
|species=Picea rubens | |species=Picea rubens | ||
Latest revision as of 20:22, 5 November 2020
Trees to 40m; trunk to 1m diam.; crown narrowly conic. Bark gray-brown to reddish brown. Branches horizontally spreading; twigs not pendent, rather stout, yellow-brown, densely pubescent to glabrate. Buds reddish brown, 5–8mm, apex acute. Leaves 0.8–2.5(–3)cm, 4-angled in cross section, somewhat flexuous, yellow-green to dark green, not glaucous, bearing stomates on all surfaces, apex mostly acute to sharp-pointed. Seed cones 2.3–4.5(–5)cm; scales broadly fan-shaped, broadest near apex, 8–12 × 8–12mm, stiff, margin at apex entire to irregularly toothed. 2n =24.
Habitat: Upper montane to subalpine forests
Elevation: 0–2000m
Distribution
St. Pierre and Miquelon, N.B., N.S., Ont., P.E.I., Que., Conn., Maine, Md., Mass., N.H., N.J., N.Y., N.C., Pa., Tenn., Vt., Va., W.Va.
Discussion
Throughout the Appalachians, trees of Picea rubens are dying, possibly as a consequence of environmental pollution. In eastern Canada this species hybridizes to a limited extent with P. mariana (A.G. Gordon 1976).
Red spruce (Picea rubens) is the provincial tree of Nova Scotia.