Jepson eFlora
Key to families | Table of families and genera

Key to Sorbus

View taxon page for Sorbus

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

1. Hairs of stem-buds, leaflet axils, leaf axils, inflorescence ± white or ± gray

2. Leaflets dull adaxially, 11–17; stem-bud not shiny, not sticky, hairs dense ..... [S. aucuparia]

2' Leaflets shiny adaxially, 7–13; stem-bud shiny, sticky, hairs generally sparse ..... S. scopulina

1' Hairs of stem-buds, leaflet axils, leaf axils, inflorescence primarily red-brown

3. Leaflets shiny adaxially, 2–4 cm; stem-bud shiny, sticky, not glaucous, hairs generally only on scale margins, tips; flower, fruit pedicel ± glabrous ..... S. californica

3' Leaflets dull adaxially, 2–6 cm; stem-bud glaucous, not shiny, not sticky, hairs on scale margins, tips, faces; flower, fruit pedicel glabrous or ± hairy ..... S. sitchensis

4. Lateral leaflets ± entire or toothed above middle ..... var. grayi

4' Lateral leaflets toothed below middle ..... var. sitchensis

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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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