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Key to families | Table of families and genera

Previous taxon Indexes to all accepted names and synonyms:
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PINACEAE PINE FAMILY

J. Robert Haller, Nancy J. Vivrette, & James R. Griffin, except as noted

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

PSEUDOTSUGA
Stem: young crown conic; branches ± whorled in young plants, smaller ± drooping; young bark smooth, with resin blisters, mature thick, deep-furrowed, dark brown; twig without persistent, peg-like leaf bases; leaf scars ± smooth, ± elliptic; bud < 15 mm, fusiform. Leaf: persistent < 8 years, 2–4.5 cm, tapered to a short petiole above persistent base, ± spreading, ± flat, with 2 ± white bands abaxially. Seed cone: pendent, 4–20 cm, maturing 1st year, persistent or not; stalk < 2 cm; bract exserted, 3-toothed or -lobed, free from scale. Seed: plus wing < 25 mm.
4 species: North America, Asia. (Latin, Japanese: false hemlock)

Key to Pseudotsuga

P. menziesii (Mirb.) Franco var. menziesii DOUGLAS-FIR
NATIVE
Stem: trunk < 67 m, < 4.4 m wide; mature crown rounded; upper branches large. Leaf: 2–4 cm. Seed cone: deciduous; bracts well exserted.
2n=26. Widespread in mixed-evergreen, mixed-conifer forests; < 2200 m. Klamath Ranges, North Coast Ranges, High Cascade Range, n&c High Sierra Nevada, Central Coast, San Francisco Bay Area, Outer South Coast Ranges; to southwestern British Columbia. [Online Interchange]
Unabridged note: In Scottish, Menzies pronounced "Mingis," with the "g" spoken as in "singer".

Previous taxon: Pseudotsuga macrocarpa
Next taxon: Tsuga

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Citation for the whole project: Jepson Flora Project (eds.) 2013. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on Nov 1 2014
Citation for this treatment: [Author of taxon treatment] 2013. Pseudotsuga, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=64553, accessed on Nov 1 2014

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Geographic subdivisions indicated for the distribution of Pseudotsuga menziesii var. menziesii 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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map of distribution 1
(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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Data provided by the participants of the Consortium of California Herbaria.
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CCH collections by month

Duplicates counted once; synonyms included.
Species do not include records of infraspecific taxa.
Blue line denotes eFlora flowering time.