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Key to families | Table of families and genera
Indexes to all accepted names and synonyms:
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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
Annual, perennial herb, glabrous, ± fleshy, ± aquatic or not, matted or not. Leaf: cauline > 2, alternate or opposite, free, entire. Inflorescence: raceme, 1-sided; lowest flower generally bracted; pedicel recurved, erect in fruit. Flower: petals (3)5, equal or 2 larger, white to pink; stamens (3)5, epipetalous; ovary chamber 1, placentas basal, style 1, stigmas 3. Fruit: valves 3, margins rolled in, forcibly expelling seeds. Seed: 1–3, generally black, smooth to tubercled, appendaged or not.Key to Montia
12 species: Worldwide. (Giuseppe Monti, Italian botanist, 1682–1760) [Heenan 2007 New Zealand J Bot 45:437–439] Sometimes divided into 9 genera.
Unabridged references: [Miller 2003 FNANM 4:485–488; Moore 1963 Bot Not 116:16–30]
Annual 5–20 cm, erect, generally diffuse-branched. Leaf: basal and cauline, alternate; blade 8–50 mm, <= petiole, lanceolate to deltate, tip acute to obtuse, base wedge-shaped to cordate. Inflorescence: generally many, terminal; flowers 3–10. Flower: sepals 1.8–3.5 mm, widely obovate, obtuse to truncate; petals 3–4.5 mm, equal, pink or white; stamens 5. Fruit: 2.3–3 mm. Seed: 1.3–1.5 mm, generally ± smooth (minute-netted); appendage 0.2–0.4 mm.
2n=16. Often disturbed or burned conifer forest, mixed woodland; < 1000 m. Northwestern California, n Sierra Nevada, San Francisco Bay Area; to British Columbia. May–Jul [Online Interchange]
Previous taxon: Montia dichotoma
Next taxon: Montia fontana
Citation for the whole project: Jepson Flora Project (eds.) 2013. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on Feb 26 2015
Citation for this treatment: [Author of taxon treatment] 2013. Montia, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=33991, accessed on Feb 26 2015
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© 2007 Doreen L. Smith
|Geographic subdivisions indicated for the distribution of Montia diffusa|| 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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(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).
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