Kallstroemia
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Authority
Britton, Nathaniel L. & Millspaugh, Charles F. 1920. The Bahama Flora.
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Family
Zygophyllaceae
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Scientific Name
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Description
Description - Mostly annual pubescent herbs, with opposite stipulate, evenly pinnate leaves, and solitary axillary peduncled yellow flowers. Sepals usually 5. Petals the same number, obovate or oblanceolate, deciduous. Stamens twice as many as the petals. Ovary sessile, 10-12-celled; ovule 1 in each cavity, pendulous; style long, or short, 10-12-grooved, persistent; stigma mostly 10-12-ridged. Fruit 10-12-lobed, not spiny, often tubercled, splitting into 10-12 1-seeded segments. [In honor of Kallstroem.] About 20 species, widely distributed in warm and tropical regions. Type species: Tribulus maximus L.