Jepson eFlora
Key to families | Table of families and genera

Key to Abies

View taxon page for Abies

Jepson Manual glossary definitions can be seen by moving your cursor over words underlined with dots.

1. Leaf tip spine-like; bud 1–2.5 cm; seed cone bract exserted 1.5–4.5 cm ..... A. bracteata

1' Leaf tip notched, blunt, or acute; bud < 1 cm; seed cone bract included or exserted < 1 cm

2. Leaf adaxially without ± white bands

3. Twig leaves 2-ranked, alternating shorter and longer on each side ..... A. grandis

3' Twig leaves not 2-ranked, often crowded on upper side, ± equal throughout

4. Leaf < 3 cm, dark green; bark ash-gray; twig ± hairy; Klamath Ranges ..... A. amabilis

4' Leaf 3–9 cm, blue-green; bark white-gray in youth, gray-brown to ± black in age; twig glabrous; Klamath Ranges, North Coast Ranges, High Cascade Range, High Sierra Nevada, Tehachapi Mountain Area, Transverse Ranges, Peninsular Ranges, Modoc Plateau, n East of Sierra Nevada, Desert Mountains ..... A. concolor

2' Leaf adaxially with ± white bands

5. Leaf ± flat; seed cone bract included ..... A. lasiocarpa var. lasiocarpa

5' Leaf ± 3- or 4-angled (± flat on coneless twigs or not); seed cone bract included or exserted

6. Seed cone bracts included ..... A. magnifica var. magnifica

6' Seed cone bracts exserted

7. Seed cone bract awns < bract body ..... A. magnifica var. shastensis

7' Seed cone bract awns > bract body ..... A. procera


Citation for the whole project: Jepson Flora Project (eds.) [year] Jepson eFlora, [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].
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