Coinwort Indigo is an annual herb with stems
usually prostrate, spreading, hairless or nearly so, sometimes rooting
at the nodes. Stipules are lanceshaped-subulate, 2-3 mm long; leaves
simple, somewhat ciicular to obovate, 1.5-5 cm long, 1.5-2.5 cm wide,
obtuse at the tip, wedge-shaped at the base, hairless above,
appressed-pubescent and gland-dotted below. Flowers are borne in
racemes which are about 6-15-flowered, reflexed, in leaf axils. Bracts
are minute, subulate. Flowers are tiny, about 3-3.5 mm long, calyx 2.5
mm long, with attenuate sepals, strigillose. Petals are pink or
reddish, the vexillum lightly strigillose on the outer face, ovary
2-ovulate. Fruit is lunate, about 5-7 mm long, splitting open, beset
with hooked spines, 1(-2)-seeded. Coinwort Indigo is found in Tropical
Africa, Madagascar, Sri Lanka, India and Indo-China. In India it is
found in Kerala, Karnataka.
Identification credit: Santhan P.
Photographed in Bannerghatta, Karnataka.
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The flower labeled Coinwort Indigo is ...