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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, generally fleshy.
Stem: [1]several to many, spreading [to erect], generally glabrous.
Leaf: simple, alternate or opposite, linear, obovate, spoon-shaped, [ elliptic, ± round], flat or cylindric, hairs in axils, inconspicuous or not [0], upper 2–5 forming involucre.
Inflorescence: flowers 1 or clustered at stem tips.
Flower: bisexual, radial; sepals 2, fused at base, lower part fused to ovary and generally persistent in fruit; petals [4]5[7], fused at base, forming ring, yellow [magenta, rose, orange, white]; stamens 4–20[> 20], epipetalous or not, anthers yellow; ovary 1/2-inferior, chamber 1, ovules several to many, placenta free-central; style branches [2]3–6[12].
Fruit: capsule, circumscissile.
Seed: many, reniform, ± tubercled, black, gray, [brown, ± blue].
1 genus, ± 100 species: ± worldwide, especially tropics, subtrop; some cultivated (Portulaca grandiflora Hook.; Portulaca umbraticola Kunth). [Nyffeler & Eggli 2010 Taxon 59:227–240] All other CA genera previously in this family now in Montiaceae. —Scientific Editor: Thomas J. Rosatti.
Unabridged references: [Applequist et al. 2006 Syst Bot 31:310–319]
Previous taxon: Systenotheca vortriedei
Next taxon: Portulaca
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
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