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| Jepson eFlora: Taxon page
Key to families | Table of families and genera |
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Indexes to all accepted names and synonyms: | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | |
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Annual, perennial herb, occasionally strongly scented, odor generally unpleasant.
Leaf: simple to pinnately lobed or compound; petioles generally sheathing; basal ± whorled; cauline opposite, petioled to sessile.
Inflorescence: cyme, panicle, or head-like, generally ± dense.
Flower: generally bisexual; calyx fused to ovary tip, limb 0 or lobes generally 5–15, coiled inward, plumose in age, pappus-like, spreading in fruit; corolla radial to 2-lipped, lobes generally 5, throat generally > lobes, > tube, base generally spurred or swollen, tube slender, long or short; stamens generally 1–3, fused to petals; ovary inferior, chamber generally 1, or occasionally 3 but 2 empty or vestigial.
Fruit: achene, smooth, ribbed, or winged.
± 17 genera, 300 species: generally temperate, worldwide except Australia. Some species cultivated (Centranthus), some medicinal (Valeriana). [Bell & Donoghue 2005 Organisms Diversity Evol 5:147–159] —Scientific Editors: Douglas H. Goldman, Bruce G. Baldwin.
Annual.Key to Valerianella
Stem: erect, equally, repeatedly forked.
Leaf: basal and cauline, generally simple, entire to toothed.
Inflorescence: cymes, dense, terminal, peduncled, generally paired, subtended by involucre-like ring of bracts.
Flower: calyx generally 0; corolla funnel-shaped, lobes unequal, throat ± swollen at base; stamens 3; ovary (2)3-chambered, 1 chamber fertile, others empty or occasionally fused into 1.
Fruit: ± compressed, grooved lengthwise.
± 80 species: Eurasia, n Africa. (Latin: diminutive of Valeriana) [Bell 2007 Molec Phylogen Evol 44:929–941]
Stem: 1–3 dm, sparsely hairy; hairs pointed down.
Leaf: 0.4–3 cm; proximal petioled; distal ± sessile; blade obovate to narrowly oblong, entire, distal occasionally dentate.
Flower: corolla 1.5–2 mm, white, lobes ± blue.
Fruit: 2–3 mm, 1–1.5 mm wide.
2n=16. Moist, generally shaded sites; < 700 m. n Sierra Nevada Foothills;
Previous taxon: Valerianella
Next taxon: Valerianella locusta
Citation for the whole project: Jepson Flora Project (eds.) [year] Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html [accessed on month, day, year]
Citation for an individual treatment: [Author of taxon treatment] [year]. [Taxon name] in Jepson Flora Project (eds.) Jepson eFlora, [URL for treatment]. Accessed on [month, day, year].
Copyright © 2012 Regents of the University of California
We encourage links to these pages, but the content may not be downloaded for reposting, repackaging, redistributing, or sale in any form, without written permission from The Jepson Herbarium.
| Bioregions in which taxon occurs | Markers link to CCH specimen records. If the markers are obscured, reload the page [or change window size and reload]. Yellow markers indicate records that may provide evidence for eFlora range revision or may have georeferencing or identification issues. |
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Chart based on elevation range in Manual and elevations and coordinates of CCH records. Data provided by the participants of the Consortium of California Herbaria. Note: About half of the CCH records include both elevation and coordinates. | Data provided by the participants of the Consortium of California Herbaria.
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