|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
Shrub, vine, tree, generally erect, often thorny
Leaves simple, generally alternate, often clustered on short-shoots, generally petioled, generally stipuled; blade often 13-ribbed from base
Inflorescence: cyme, panicle, or flowers solitary in axils
Flower generally bisexual, radial; hypanthium subtending, surrounding, or partly fused to ovary; sepals 4 or 5; petals 0, 4, or 5, clawed; stamens 4 or 5, alternate sepals, attached to hypanthium top, each generally fitting into a petal concavity; ovary superior or partly inferior, chambers 25, each 12-ovuled, style lobes or parts 13
Fruit: capsule, drupe
Genera in family: 55 genera, 900 species: especially tropical, subtropical; some cultivated (Ceanothus ; Colletia , anchor-plant; Gouania ; Phylica ; Rhamnus ; Ventilago ; Ziziphus )
Reference: [Brizicky 1965 J Arnold Arbor 45:439463]
Shrub, small tree
Stem: branches alternate, flexible; twigs sometimes thorn-tipped
Leaves sometimes clustered on short-shoots, deciduous or evergreen, petioled; stipules deciduous; blade 1-ribbed from base, entire or not
Inflorescence: umbel or flowers solitary, axillary
Flower bisexual or unisexual, generally < 3 mm; hypanthium at base fused to, developing around ovary in fruit, above base deciduous; sepals 4 or 5; petals 0, 4, or 5; stamens 4 or 5; ovary appearing partly inferior, chambers 24, each 12-ovuled, style lobes 24
Fruit: drupe, 24-stoned
Species in genus: 125 species: temp, few tropical
Etymology: (Greek: name for plants of this genus)
Reference: [Wolf 1938 Rancho Santa Ana Bot Gard Monogr 1]
Some of value in medicine or as dyes.
Shrub < 5 m
Stem: bark bright gray or brown; twigs glabrous to finely hairy; terminal bud not covered with scales
Leaves evergreen; petiole 310 mm; blade 2080 mm, ovate to elliptic, thick, base acute to rounded, tip acute, rounded, or truncate, margin serrate to entire, sometimes rolled under, both surfaces ± glabrous
Inflorescence 560-flowered; pedicels < 20 mm
Flower bisexual; hypanthium 12 mm; sepals 5; petals 5; style included
Fruit 1015 mm, black
Ecology: Coastal-sage scrub, chaparral, woodlands, forests
Elevation: < 2300 m.
Bioregional distribution: Northwestern California, n Sierra Nevada Foothills, Central Western California, Southwestern California, Desert Mountains (Providence Mtns)
Distribution outside California: sw Oregon
Sspp. intergrade in intermediate habitats.
Stem: twigs red
Leaf: blade narrowly to widely elliptic, base and tip acute, upper surface generally dark green, lower bright green or yellow, veins prominent
Elevation: < 2000 m.
Bioregional distribution: Northwestern California, Central Western California, Southwestern California, Desert Mountains (Providence Mtns)
Flowering time: MayJul
Horticultural information: DRN, DRY: 14, 15, 16, 17, 22, 23, 24 &SHD, IRR: 7, 8, 9, 18, 19, 20, 21; CVS, including GRCVR.