|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 perennial herb; generally fleshy. Stem: 1–many, generally glabrous. Leaf: simple, alternate or opposite. Inflorescence: axillary or terminal; cyme, raceme, panicle, umbel, or flower 1. Flower: bisexual, radial; sepals generally 2(9), free; petals (1)2–19, free or ± fused; stamens 1–many, epipetalous or not, anthers pink, rose, or yellow; ovary superior, chamber 1, ovules 1–many, placenta basal or free-central; styles (0)1–8, generally fused at base, branched. Fruit: capsule, circumscissile or 2–3-valved. Seed: 1–many, shiny or ± pebbly or sculptured, black or gray, generally with oil-filled appendage as food for ants.
± 22 genera, ± 230 species: generally temperate America, Asia, Australia, Europe, Kerguelen Is, New Zealand, southern Africa, poorly represented in Europe; some cultivated (Lewisia, Calandrinia). [Ogburn & Edwards 2009 Amer J Bot 96:391–408] All California genera previously included in Portulacaceae; details of flowers, seeds require 20× magnification. —Scientific Editor: Thomas J. Rosatti.
Unabridged references: [Applequist et al. 2006 Syst Bot 31:310–319; Nyffeler et al. 2008 Haseltonia 14: 26–36]
Unabridged note: May include Hectorellaceae.
Key to Montiaceae
Perennial herb generally from short, thick, ± branched taproot; tuberous root generally 0 (or spheric). Stem: prostrate to erect, scape-like or branched. Leaf: generally in basal rosette and cauline, simple, entire or not; base wide; margin generally ± translucent. Inflorescence: ± scapose; cyme, panicle, raceme, or ± umbel; stems 1–many, generally leafless but bracted, disjointing in age or not, 1–many flowered; pedicel 0–30 mm. Flower: sepals 2–8, free, persistent; petals 4–19, white, cream, yellow, orange, pink, rose, purple, overlapped in bud, often with pink or dark purple veins; stamens 1–50; styles 2–8, fused at base, stigmas 2–8, thread-like. Fruit: 6–9 mm, spheric or ovoid, circumscissile near middle or below, translucent. Seed: 1–50, dark, generally shiny, smooth or finely tubercled, 1–4 mm in size.Key to Lewisia
18 species: western North America, 16 in flora. (Captain Meriwether Lewis, of Lewis & Clark Expedition, 1774–1809) [Wilson et al. 2005 W N Amer Naturalist 65:345–358] Many hybrids, cultivated, including Lewisia ×whiteae Purdy in California; Lewisia columbiana (A. Gray) B.L. Rob. not in California.
Unabridged references: [Colley & Mineo 1985 Pacific Hort 46; Davidson 2000 Lewisias (Portland); Dempster 1996 Madroño 43:415–416; Elliott 1966 Bull Alpine Gard Soc Gr Brit 34:1–76; Foster, Carroll, & Hipkins 1997 Fremontia 25:15–19; Gankin & Hildreth 1968 Four Seasons 2(4):12–14; Heckard & Stebbins 1974 Brittonia 26:305–308; Hershkovitz 1990 Phytologia 68:267–270; Hershkovitz & Hogan 2003 FNANM 4:476–485; Hohn 1975 Ph.D. Dissertation, Univ of Washington; Mathew 1989 Kew Magazine Monogr; Daubenmire 1975 Syesis 8:9–23]
Unabridged note: Many hybrids, cultivars (Mathew 1989), including Lewisia ×whiteae Purdy in California, as well as Lewisia columbiana (Howell ex A. Gray) B.L. Rob. from Douglas Co., Oregon north to British Columbia; Lewisia maguirei A.H. Holmgren endemic to Nevada; Lewisia sacajaweana B.L. Wilson & E. Rey-Vizgirdas restricted to Idaho; Lewisia tweedyi, endemic to northern Cascades of Washington, British Columbia now placed in Cistanthe.
Leaf: many, dense-rosetted, generally 2–10 cm, thread-like to narrowly lanceolate, entire, generally persistent after withering, tapered to fleshy, expanded base, tip obtuse. Inflorescence: stems many, 1–3.5 cm, (1)2-flowered; flowers ± exserted or not from leaves; bracts in 1–2 irregular pairs, above stem middle, ± ovate, marginal teeth with ± red or dark glands; pedicel 2–5 mm. Flower: sepals 2, ± 1/2 × corolla, ± rounded or truncate, marginal teeth with ± red or dark glands; petals 6–8, ± 8 mm, obovate, white, pink, or ± red, tip irregular, generally acuminate; stamens 6; stigmas 4. Fruit: 4–15 mm. Seed: <= 24, 1–2 mm.
Granite sand, rock cracks, wet meadows; 3000–4000 m. c&s High Sierra Nevada, East of Sierra Nevada. Jul–Sep [Online Interchange]
Previous taxon: Lewisia disepala
Next taxon: Lewisia kelloggii
Citation for the whole project: Jepson Flora Project (eds.) 2013. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on May 23 2015
Citation for this treatment: [Author of taxon treatment] 2013. Lewisia, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=30839, accessed on May 23 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
© 2008 Steve Matson
|Geographic subdivisions indicated for the distribution of Lewisia glandulosa|| 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