|Jepson Flora Project: Jepson Interchange|
|TREATMENT FROM THE JEPSON MANUAL (1993)||
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Jepson Interchange (more information)
©Copyright 1993 by the Regents of the University of California
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.
Perennial to shrub, often bramble-forming, often prickly, prostrate or clambering to erect
Leaves generally palmately lobed to compound; leaflets often stalked, toothed
Flower: hypanthium shallow; bractlets 0; sepals 5, generally reflexed, tips generally linear; petals 5; stamens generally > 20; pistils fewmany, ovaries superior, jointed to slender to club-shaped styles
Fruit: aggregate of sweet, fleshy-coated achenes (drupelets) that generally separate jointly from receptacle (raspberry-like) or separate jointly with part of fleshy receptacle (blackberry-like)
Species in genus: 200700 species: worldwide, especially n temp, Andes
Etymology: (Latin: ancient name for bramble)
Coastal forms often have smaller, hairier, rounder leaves; hybrids and other escapes from cultivated expected.
Plant prostrate, rooting at nodesSee the CNPS Inventory for information about endangerment and rarity.
Stem 12 mm diam, round; prickles ± slender, ± curved
Leaf generally simple; stipules ± ovate; petiole 14 cm; blade ± 36 cm, ± cordate, generally irregularly lobed, toothed, green below
Inflorescence 12-flowered, nonglandular
Flower: sepal tips ± 2 mm; petals 46 mm, lanceolate-elliptic, generally dull purple to pink (white); pistils generally < 10
Fruit ± hemispheric, red, puberulent
Ecology: UNCOMMON. Moist semi-shade
Elevation: ± 1250 m.
Bioregional distribution: nw Klamath Ranges (Del Norte Co.)
Distribution outside California: to British Columbia, Idaho