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| Jepson eFlora: Taxon page
Key to families | Table of families and genera |
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Indexes to all accepted names and synonyms: | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | |
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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 yrs.
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 n 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 Abies
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 yr; 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.
2n=24.
39 species: n hemisphere. (Latin: silver fir) [Xiang et al. 2009 Taxon 58:141–152]
Unabridged references: [Vasek 1985 Madroño 32:65–77]
Stem: trunk < 57 m, < 2.5 m wide; mature crown ± cylindric, top rounded; bark gray, with resin blisters in youth, deeply furrowed, with dark ± red ridges in age; twig hairy 1st yr; bud ± resinous.
Leaf: < 3.5 cm, ± 3–4-angled; adaxially with ± white bands; tip notched or blunt.
Seed cone: 12–23 cm; bract included or ± exserted. [Online Interchange]
Cotyledons 5–8.
Seed cone: bract exserted, covering < 25% cone surface.
Upper mixed-conifer to subalpine forests; 1350–2800 m. Klamath Ranges, High Cascade Range, s High Sierra Nevada;
Previous taxon: Abies magnifica var. magnifica
Next taxon: Abies procera
Citation for the whole project: Jepson Flora Project (eds.) [year] Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html [accessed on month, day, year]
Citation for an individual treatment: [Author of taxon treatment] [year]. [Taxon name] in Jepson Flora Project (eds.) Jepson eFlora, [URL for treatment]. Accessed on [month, day, year].
Copyright © 2012 Regents of the University of California
We encourage links to these pages, but the content may not be downloaded for reposting, repackaging, redistributing, or sale in any form, without written permission from The Jepson Herbarium.
| Bioregions in which taxon occurs | Red area (if present) is the part of the bioregion lying between the upper and lower elevation limits of the taxon; 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 have georeferencing or identification issues. |
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Chart based on elevation range in Manual and elevations and coordinates of CCH records. Data provided by the participants of the Consortium of California Herbaria. Note: About half of the CCH records include both elevation and coordinates. | Map made in collaboration with Scott Loarie. Data provided by the participants of the Consortium of California Herbaria.
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