Abies procera |
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noble fir |
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Habit | Trees to 80m; trunk to 2.2m diam.; crown spirelike. |
Bark | grayish brown, in age becoming thick and deeply furrowed (furrows and ridges about same width) and reddish brown (especially reddish when plates flake off). |
Branches | diverging from trunk at right angles, stiff; twigs reddish brown, finely pubescent for several years. |
Buds | hidden by leaves, tan, ovoid, small, not resinous, apex rounded; basal scales short, broad, equilaterally triangular, pubescent centrally, not resinous, margins entire to crenate, apex sharp-pointed. |
Leaves | 1–3(–3.5)cm × 1.5–2mm, 1-ranked, flexible, proximal portion often appressed to twig for 2–3mm (best seen on abaxial surface of twig), distal portion divergent; cross section flat, with prominent raised midrib abaxially, with or without groove adaxially, or cross section 4-sided on fertile branches; odor pungent, faintly turpentinelike; abaxial surface with 2–4 glaucous bands, each band with (4–)6–7 stomatal rows; adaxial surface bluish green, with 0–2 glaucous bands, each band with 0–7 stomatal rows at midleaf; apex rounded to notched; leaves on fertile branches 4-sided with 4 bands of stomates below; resin canals small, near margins and abaxial epidermal layer. |
Pollen cones | at pollination ± purple, ± red, or reddish brown. |
Seed(s) | cones oblong-cylindric, 10–15 × 5–6.5cm, green, red, or purple, overlaid with green bracts, at maturity brown (bracts light-colored and scales dark), sessile, apex rounded; scales ca. 2.5 × 3cm, pubescent; bracts exserted and reflexed over scales. |
2n | =24. |
Abies procera |
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Habitat | Mixed coniferous forests |
Elevation | 60–2700m (200–8900ft) |
Distribution |
CA; OR; WA
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Discussion | See discussion under Abies magnifica. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Source | FNA vol. 2. |
Parent taxa | Pinaceae > Abies |
Sibling taxa | |
Synonyms | A. nobilis |
Name authority | Rehder: Rhodora 42: 522. (1940) |
Web links |
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