| TREATMENT FROM THE JEPSON MANUAL (1993) |
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Jepson Interchange (more information) |
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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, perennial herb, shrub, vine, tree
Leaves generally opposite, entire; stipules generally on stem, sometimes leaf-like (then leaves apparently whorled and stipules considered leaves), adjacent pairs sometimes fused
Inflorescence: cyme, panicle, cluster, or flower solitary, generally terminal and ± axillary
Flower generally bisexual; calyx generally ± 4-lobed, sometimes 0; corolla generally radial, 4-lobed; stamens epipetalous, alternate corolla lobes, generally included; ovary generally inferior, chambers generally 2 or 4, style 1, ± fused if 2
Fruit: 2 or 4 nutlets or a berry, drupe, or capsule
Genera in family: ± 500 genera, 6000 species: worldwide, especially tropical; many cultivated (including Coffea , coffee; Cinchona , quinine; many ornamental)
Reference: [Dempster 1979 Fl CA 4(2):1–47]
Annual, perennial herb, sometimes ± shrubby, often ± dioecious, glabrous or hairy, often scabrous
Stem when young 4-angled
Leaves in whorls of 4 or more, including leaf-like stipules
Inflorescence: panicle, or axillary clusters of 1–many flowers
Flower bisexual or unisexual (with sterile stamens or pistils); calyx 0; corolla generally rotate, sometimes ± bell-shaped, generally greenish, fading yellow or white, sometimes reddish, lobes generally 4; ovary 2-lobed, styles 2, ± fused basally
Fruit: 2 nutlets or 1 berry
Species in genus: ± 400 species: worldwide, especially temp
Etymology: (Greek: milk, from use of some species in its curdling)
Hairiness of ovary and fruit generally ± equal on a single plant; staminate plants often identified only by association with pistillate.
| Introduced |
Annual, erect or spreading, glabrous except leaf margin and tip
Stem 1–6.5 cm
Leaves in whorls of 4–6, 1–3 mm, obovate to oblanceolate; tip often with a slender hair
Inflorescence: flowers 1–2 in axils, ± sessile
Flower bisexual; corolla 1 mm, green, fading yellow or white, lobes ascending, < half as long as ovary, ovate, obtuse at tip
Fruit: nutlets, each sausage-shaped; hairs unevenly distributed, hooked
Chromosomes: 2n=44
Ecology: Locally abundant. Damp, mossy places, undergrowth on grassy hillsides
Elevation: 20–650 m.
Bioregional distribution: c Sierra Nevada Foothills, San Francisco Bay Area
Distribution outside California: native to Europe