TREATMENT FROM THE JEPSON MANUAL (1993) |
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©Copyright 1993 by the Regents of the University of California
For up-to-date information about California vascular plants, visit the Jepson eFlora. |
AND IS MAINTAINED FOR ARCHIVAL PURPOSES ONLY |
Annual to tree
Leaves simple to pinnately to palmately compound, generally alternate; stipules free to fused, persistent to deciduous
Inflorescence: cyme, raceme, panicle, or flowers solitary
Flower generally bisexual, radial; hypanthium free or fused to ovary, saucer- to funnel-shaped, often with bractlets alternate with sepals; sepals generally 5; petals generally 5, free; stamens (0)5many, pistils (0)1many, simple or compound; ovary superior to inferior, styles 15
Fruit: achene, follicle, drupe, pome, or blackberry- to raspberry-like
Seeds generally 15
Genera in family: 110 genera, ± 3000 species: worldwide, especially temp. Many cultivated for ornamental and fruit, especially Cotoneaster , Fragaria , Malus , Prunus , Pyracantha, Rosa , and Rubus
Reference: [Robertson 1974 J Arnold Arbor 55:303332,344401,611662]
Family description, key to genera by Barbara Ertter and Dieter H. Wilken.
Tree or shrub, sometimes thorny
Leaves generally toothed (lobed)
Inflorescence: clusters at ends of short lateral branches
Flower: bractlets on hypanthium 0; stamens many; ovary inferior, chambers (2)5, 2-ovuled, styles (2)5, ± fused at base
Fruit: pome
Species in genus: ± 25 species: n temp
Etymology: (Classical name of apple)
Often included in Pyrus , pear.
Native |
Shrub or small tree
Leaf 312 cm, generally widely lanceolate; teeth generally sharp; petiole 1550 mm; some main leaves generally lobed
Flower: petals white
Fruit 1015 mm, oblong, yellow to generally purple-red or -black; pedicel 2030 mm
Chromosomes: n=17
Ecology: Moist, open coniferous forest
Elevation: < 800 m.
Bioregional distribution: North Coast, Outer North Coast Ranges, Cascade Range Foothills, n Central Coast
Distribution outside California: to Alaska