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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, perennial herb, shrub, often armed; caudex present or not.
Stem: branched; nodes often angled, swollen.
Leaf: 1- compound, opposite, petioled; stipules persistent or not; leaflets entire.
Inflorescence: flowers 1–2 in axils.
Flower: bisexual; sepals 5, free, persistent or not; petals 5, free, generally spreading, twisted ( corolla propeller-like) or not; stamens 10, appendaged on inside base or not; ovary superior, chambers (and lobes) 5–10, each with 1–several ovules, placentas axile.
Fruit: capsule or splitting into 5–10 nutlets (= mericarps).
27 genera, ± 250 species: widespread especially in warm, dry regions; some cultivated (Guaiacum, lignum vitae; Tribulus, caltrop). [Sheahan & Chase 2000 Syst Bot 25:371–384] —Scientific Editor: Thomas J. Rosatti.
Perennial, unarmed; caudex woody.
Stem: branched, fleshy.
Leaf: stipules ± leaf-like or membranous; leaflets 2 [> 2], free, fleshy.
Inflorescence: flowers 1–2 in axils.
Flower: sepals often unequal, overlapping, deciduous or not; petals ± erect, white, yellow, or orange, base sometimes orange or red.
Fruit: capsule, cylindric to spheric, 5-angled, septicidal.
Seed: 1–few per chamber.
± 70 species: Eurasia, s Africa, Australia. (Greek: yoke leaf, from sometimes oblique leaflets)
Previous taxon: Tribulus terrestris
Next taxon: Zygophyllum fabago
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
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.
| Bioregions in which taxon occurs | 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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Chart based on elevation range in Manual and elevations and coordinates of CCH records. Data provided by the participants of the Consortium of California Herbaria. Note: About half of the CCH records include both elevation and coordinates. | Data provided by the participants of the Consortium of California Herbaria.
View all CCH records
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