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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 to perennial herb [to trees].
Stem: decumbent to erect, < 2 m, simple or branched.
Leaf: simple, cauline, sometimes also basal, opposite or whorled, entire, sessile or basal ± petioled; stipules 0.
Flower: bisexual, radial, parts in 4s or 5s except pistil 1; sepals fused, persistent; petals fused, ± persistent, sinus between lobes often unappendaged; stamens epipetalous, alternate corolla lobes; ovary superior, chamber 1, placentas parietal, often intruding, stigmas 1–2.
Fruit: capsule, 2-valved.
Seed: many.
± 90 genera, 1800 species: worldwide; some cultivated (Eustoma, Exacum, Gentiana). [Struwe & Albert 2002 Gentianaceae. Cambridge Univ Press] Gentianella tenella moved to Comastoma. Key to genera revised by Bruce G. Baldwin. —Scientific Editor: Thomas J. Rosatti.
Unabridged references: [Wood & Weaver 1982 J Arnold Arbor 63:441–487; Struwe & Albert 2002 Gentianaceae: Systematics and Natural History. Cambridge Univ Press]
Annual, glabrous.
Stem: erect, 1.
Leaf: basal, cauline, opposite.
Inflorescence: cyme or flowers 1.
Flower: parts in 4s; calyx not appressed to, much wider than corolla tube, sepal midveins narrow-keeled; corolla salverform, yellow, lobes < tube, nectary pits 0 (nectaries elsewhere 0); ovary sessile, style thread-like, cleft ± 0.1 mm, deciduous, stigmas 2.
2 species: w North America, w South America, Europe. (Old Italian: a gentianaceous plant)
Unabridged etymology: (According to Michael Charters and David Hollombe, http://www.calflora.net/botanicalnames/pageCI-CY.html, from Kikenda, an old Toscanan (Italian) name for a gentianaceous plant)
Plant < 9 cm.
Stem: simple or branched from near base.
Leaf: 4–9 mm, ovate, lanceolate, elliptic, or oblanceolate; cauline < internodes.
Inflorescence: pedicels < 5.5 cm.
Flower: calyx < 7 mm, tube hemispheric, lobes << tube, minutely triangular, acute, sinus between lobes wide, truncate; corolla < 10 mm, lobes < 4 mm, ovate- elliptic, tip rounded.
2n=26. Open places; < 2700 m. North Coast, Outer North Coast Ranges, Cascade Range Foothills, n&c Sierra Nevada Foothills, Great Central Valley, Central Coast;
Previous taxon: Cicendia
Next taxon: Comastoma
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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