|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.
Shrub, ± strigose
Leaves alternate, deciduous; blade shallowly lobed, toothed; stipules linear
Flower: hypanthium flat, bractlets 0; sepals 56, ± toothed; petals 0 or 56; stamens 50100+, filaments showy, white, ± expanded; pistils 26, ovary superior, strigose, chamber 1, ovule 1
Fruit: achene, wall ± soft
Species in genus: 2 species: CA, se US
Etymology: (Reverend R.D. Nevius, 18271913)
Plant 525 dm, erectSee the CNPS Inventory for information about endangerment and rarity.
Stem: branches slender
Leaf: petiole generally 410 mm; blade 2060 mm, ovate to cordate, lobes sharply toothed, sparsely strigose
Inflorescence: flowers generally 35; pedicels 13 cm
Flower: sepals 46 mm, ± obovate; petals 46 mm, clawed, white; stamens ± 50, filaments 45 mm
Fruit 34 mm
Ecology: Uncommon. Shaded, n-facing, limestone slopes
Elevation: 300500 m.
Bioregional distribution: Cascade Range (near Lake Shasta).