|University of California, Berkeley|
|Directory News Site Map Home|
|Jepson eFlora: Taxon page
Key to families | Table of families and genera
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 |
Annual, perennial herb, subshrub, generally twining or trailing. Leaf: 0 or alternate. Inflorescence: cyme or flowers 1 in axils; bracts subtending flowers 0 or 2. Flower: bisexual, radial; sepals (4)5, ± free, overlapping, persistent, often unequal; corolla generally showy, generally bell-shaped, ± shallowly 5-lobed, generally pleated and twisted in bud; stamens 5, epipetalous; pistil 1, ovary superior, chambers generally 2, each generally 2-ovuled, styles 1–2. Fruit: generally capsule. Seed: 1–4(6).
55–60 genera, 1600–1700 species: warm temperate to tropics; some cultivated for food or as ornamental (Ipomoea). [Stefanovic et al. 2003 Syst Bot 28:791–806] Monophyletic only if Cuscutaceae included, as treated here. Ipomoea cairica (L.) Sweet, Ipomoea hederacea Jacq. [Ipomoea nil L., misappl.], Ipomoea indica (Burm.) Merr. (including Ipomoea mutabilis Ker Gawl.), Ipomoea purpurea (L.) Roth, Ipomoea triloba L., all included in TJM (1993), not naturalized. —Scientific Editor: Thomas J. Rosatti.
Unabridged references: [Angiosperm Phylogeny Group 1998 Ann Missouri Bot Gard 85:531–553; Stefanovic et al. 2002 Amer J Bot 89:1510–1522]
Key to Convolvulaceae
Annual, perennial herb from caudex or rhizome, generally ± glabrous. Stem: generally trailing to high-climbing, generally twisting, twining. Leaf: generally > 1 cm, generally petioled, generally cordate or hastate. Inflorescence: bracts generally 2, > 1 mm below calyx, not hiding it. Flower: generally showy; corolla generally funnel-shaped, pleated, 5-angled or -lobed; stamens included; ovary chambers 2, septa complete, stigma lobes 2, linear to narrowly spoon-shaped, tips acute. Fruit: spheric, ± inflated. Seed: generally 4.Key to Convolvulus
250 species: generally temperate. (Latin, entwine) Not easily distinguished from Calystegia.
Perennial herb. Stem: climbing. Leaf: 3–4 cm, lower shallowly lobed or notched, upper deeply 3–many-lobed. Inflorescence: peduncle 3–4 cm, 1-flowered, reflexed below flower. Flower: calyx 10–11 mm, lobes unequal, widely ovate or spoon-shaped; corolla 3–4 cm, funnel-shaped, purple to deep pink.
2n=40. Disturbed places; < 1000 m. Southwestern California (reported from Sierra Nevada Foothills); native to Mediterranean. May–Oct [Online Interchange]
Previous taxon: Convolvulus
Next taxon: Convolvulus arvensis
Citation for the whole project: Jepson Flora Project (eds.) 2013. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on Feb 1 2015
Citation for this treatment: [Author of taxon treatment] 2013. Convolvulus, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=20202, accessed on Feb 1 2015
Copyright © 2014 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.
See CalPhotos for additional images
© 2005 Luigi Rignanese
|Geographic subdivisions indicated for the distribution of Convolvulus althaeoides|| 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.
READ ABOUT YELLOW FLAGS
(Note: any qualifiers in the taxon distribution description, such as 'northern', 'southern', 'adjacent' etc., are not reflected in the map above, and in some cases indication of a taxon in a subdivision is based on a single collection or author-verified occurence).
View elevation by latitude chart
| Data provided by the participants of the Consortium of California Herbaria.
View all CCH records
CCH collections by month