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Key to families | Table of families and genera
Indexes to all accepted names and synonyms:
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Shrub, tree, evergreen; monoecious. Stem: young crown conic; twig not grooved, resinous, generally persistent. Leaf: simple, generally alternate, sometimes in bundles or appearing ± 2-ranked, linear or awl-like; base decurrent, woody or not, persistent several years. Pollen cone: generally < 6 cm, not woody, deciduous. Seed cone: generally woody; bracts, scales generally persistent; scale not peltate, fused to or free from subtending bract. Seed: 2, on scale base adaxially.
10 genera, 193 species: generally northern hemisphere; many of great commercial value, supplying > 1/2 of world's timber. —Scientific Editors: Thomas J. Rosatti, Bruce G. Baldwin.
Unabridged references: [Thieret 1993 FNANM 2:352–398]
Key to Pinaceae
Stem: young bark smooth, with resin blisters, mature bark generally thick, deeply furrowed; young branches appearing whorled; twig without persistent, peg-like leaf bases, glabrous or hairy; leaf scars smooth, ± round to elliptic; bud generally ± spheric, generally < 1 cm, ± resinous. Leaf: 2–9 cm, sessile, twisted at base to be 2-ranked, often upcurved on upper twigs, generally ± flat; adaxially with 2 ± faint, longitudinal, ± white bands or not, midrib depressed or not; abaxially with 2 ± white bands or not, midrib ridge-like or not Seed cone: erect, < 23 cm, maturing 1st year; stalk generally 0; bracts, scales deciduous; bract included or exserted, ± free from scale; axis persistent on stem, ultimately falling. Seed: with obvious resin deposits on surface; wing < 2.5 cm.Key to Abies
39 species: northern hemisphere. (Latin: silver fir) [Xiang et al. 2009 Taxon 58:141–152]
Unabridged references: [Vasek 1985 Madroño 32:65–77]
Stem: trunk < 85 m, < 2.8 m wide; mature crown cylindric, top rounded; bark smooth, gray, with resin blisters in youth, ± red-brown in age; twig hairy; bud ± resinous. Leaf: < 4 cm, ± 3–4-angled, ± flat on coneless twigs or not; adaxially grooved, with ± white bands; tip notched or blunt. Seed cone: < 15 cm; bracts ± tapered, exserted, strong-reflexed, covering > 90% cone surface.
Upper mixed-conifer to subalpine forests; > 1500 m. n Klamath Ranges, High Cascade Range; to British Columbia. Intergrades with Abies magnifica var. shastensis. [Online Interchange]
Previous taxon: Abies magnifica var. shastensis
Next taxon: Picea
Citation for the whole project: Jepson Flora Project (eds.) 2013. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on Mar 29 2015
Citation for this treatment: [Author of taxon treatment] 2013. Abies, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=11531, accessed on Mar 29 2015
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© 2002 Timothy D. Ives
|Geographic subdivisions indicated for the distribution of Abies procera|| Markers link to CCH specimen records. If the markers are obscured, reload the page [or change window size and reload]. Yellow markers indicate records that may provide evidence for eFlora range revision or may have georeferencing or identification issues.
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(Note: any qualifiers in the taxon distribution description, such as 'northern', 'southern', 'adjacent' etc., are not reflected in the map above, and in some cases indication of a taxon in a subdivision is based on a single collection or author-verified occurence).
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