TREATMENT FROM THE JEPSON MANUAL (1993) previous taxon | next taxon
Jepson Interchange (more information)
©Copyright 1993 by the Regents of the University of California
For up-to-date information about California vascular plants, visit the Jepson eFlora.-->

  • Up-to-date information about California vascular plants is available from the Jepson eFlora.



James R. Griffin

Tree or shrub, monoecious, evergreen
Stem: young crown conic; twig not grooved, resinous, generally persistent
Leaves simple, generally alternate, sometimes in bundles or appearing ± 2-ranked, linear or awl-like; bases decurrent, sometimes woody, 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
Seeds 2, on upper side of scale base
Genera in family: 10 genera, 193 species: mostly n hemisphere; many of great commercial value, supplying > half of world's timber
Reference: [Price 1989 J Arnold Arbor 70:247–305]



Stem: young bark smooth, with resin blisters, mature bark generally thick, deeply furrowed; young branches appearing whorled; twig glabrous or hairy; leaf scars smooth, round, flush with surface; bud generally ± spheric, generally < 1 cm, ± resinous
Leaves 2–9 cm, sessile, twisted at base to become 2-ranked, often curved upward on upper twigs, generally ± flat; upper surface with 2 longitudinal, whitish bands, midrib sometimes depressed; lower surface with or without whitish bands, midrib sometimes ridge-like
Seed cone erect, < 23 cm, maturing 1st season; stalk generally 0; bracts, scales deciduous; bract included or exserted, free from scale; axis persistent on stem
Seed with obvious resin deposits on surface; wing < 2.5 cm
Chromosomes: 2n=24 for all reports
Species in genus: 39 species: n hemisphere
Etymology: (Latin: silver fir)
Reference: [Vasek 1985 Madroño 32:65–77]


A. grandis (D. Don) Lindl.


Stem: trunk < 73 m, < 1.6 m wide; mature crown rounded, with large branches; young bark white-gray, mature bark red-brown, thin; twig hairy; bud resinous
Leaves 2-ranked, < 5 cm, alternating shorter and longer on each side, shorter toward twig tip; upper surface ± flat, without whitish bands; tip notched or blunt
Seed cone 8–15 cm; stalk < 5 mm; bract included
Ecology: Redwood, Douglas-fir, mixed-evergreen forests
Elevation: < 700 m.
Bioregional distribution: North Coast, Klamath Ranges (Seiad Valley), North Coast Ranges
Distribution outside California: to British Columbia, Montana
Horticultural information: DRN : 4, 5, 6 &IRR: 2, 3, 7, 15, 16, 17, 24 &SHD: 14, 18, 19, 20, 21, 22, 23.

previous taxon | next taxon
bioregional map for ABIES%20grandis being generated

Retrieve Jepson Interchange Index to Plant Names entry for Abies grandis
Retrieve dichotomous key for Abies

Overlay Consortium of California Herbaria specimen data by county on this map
Show other taxa with the same California distribution | Read about bioregions
Return to treatment index page
University & Jepson Herbaria Home Page | Copyright © by the Regents of the University of California