FoI
Caribbean Caltrop   
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Caribbean Caltrop
A Naturalized Herb pinnate Photo: S. Kasim
Common name: Caribbean Caltrop
Botanical name: Kallstroemia pubescens    Family: Zygophyllaceae (Caltrop family)
Synonyms: Kallstroemia caribaea, Kallstroemia glabrata

Caribbean Caltrop is a deep rooted, diffusely branched, trailing, velvet-hairy annual herb. Branches are upto I m tall, fistulae, round in cross-section, slightly swollen at the nodes, pale reddish. Leaves are paripinnate, 2-3 jugate, usually opposite, anisophyllous, obovate, green above, pale below, somewhat pointed at tip, blunt base. Flowers are white to yellowish white, occuring singly in leaf axils, on stalks that are shorter or as long as the leaves. Fruits are upto 5 mm across, ovoid, beaked ribbed and tuberculate. Seed white velvet-hairy. It is rarely found along the railway side canals; occasionally on railway fields. Caribbean Caltrop is native to South America, naturalized in India. Flowering: June-September.

Identification credit: S. Kasim Photographed in Puzhal, Chennai, Tamil Nadu.

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