Tribulus
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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 - Herbs, with evenly pinnate leaves and peduncled axillary yellow flowers. Sepals 5, persistent. Petals 5, deciduous. Stamens 10, the alternate ones somewhat longer. Ovary sessile, 5-lobed, 5-celled, hairy, the hairs erect; style short; stigma 5-ridged; ovules 3-10 in each cavity, pendulous. Fruit 5-angled, spiny, splitting into 5, 3-5-seeded segments. [Greek, three-pronged, Caltrop, from the resemblance of the fruit to that implement.] About 12 species, of warm and tropical regions. Type species: Tribulus terrestris L.