|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 to tree, vine. Leaf: generally opposite (whorled), entire; stipules generally fused to stem, adjacent pairs occasionally fused, or occasionally leaf-like and appearing like whorled leaves. Inflorescence: cyme, panicle, spike, cluster, or flower 1, generally terminal and ± axillary. Flower: generally bisexual; calyx ± 4(5)-lobed, occasionally 0 (Galium, Crucianella) or 6 (Sherardia); corolla generally radial, 4(5)-lobed; stamens epipetalous, alternate corolla lobes, generally included; ovary generally inferior, chambers generally 2 or 4, style 1(2). Fruit: drupe, berry, or 2 or 4 nutlets [capsule].
± 500 genera, 6000 species: worldwide, especially tropics; many cultivated, including Coffea, coffee; Cinchona, quinine; many ornamental. [Robbrecht & Manen 2006 Syst & Geogr Plant 76:85–146] Diodia teres Walter doubtfully in California. —Scientific Editors: Douglas H. Goldman, Bruce G. Baldwin.
Unabridged references: [Dempster 1979 Fl California 4(2):1–47]
Key to Rubiaceae
1 sp. (Wm. Sherard, Dillenius' patron, John Ray's friend, 1659–1728)
Annual, matted. Stem: decumbent, generally many-branched at base, 7–16 cm, 4-angled. Leaf: whorls of 5–6; 4–13 mm, lanceolate or oblanceolate, margin thick, tip acute or weak-spined, stipules leaf-like. Inflorescence: head, axillary, involucred; flowers sessile, generally 2–3, generally included in involucre; involucral bracts ± free, ± = leaves, generally < peduncle. Flower: calyx lobes 6, persistent, tips ± dissected; corolla salverform, generally 4-lobed, pink or lavender; styles 2, thread-like, fused proximally. Fruit: 2 nutlets; hairs soft.
2n=22. Pastures, disturbed areas, grassland, dry meadows, oak woodland; 10–1160 m. North Coast, Outer North Coast Ranges, Inner North Coast Ranges, Cascade Range Foothills, n Sierra Nevada, Sacramento Valley, San Francisco Bay Area, Outer South Coast Ranges, South Coast; to Idaho, Arizona, eastern United States; native to Mediterranean. Mar–Jul [Online Interchange]
Previous taxon: Sherardia
Next taxon: Rutaceae
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. Sherardia, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=44299, 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
Donald Myrick © 1999 California Academy of Sciences
|Geographic subdivisions indicated for the distribution of Sherardia arvensis|| 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