Whorled Twintip is an annual herb, with stems
clustered, erect, up to 14 cm high, much branched, densely hairy.
Flowers are borne in leaf-axils, solitary. Flowers are blue-purple, 5.5
mm long; tube cylindric, 3-4 mm long, pale green, with longitudinal
dull purple lines; upper lip 2- lobed at tip, with club-shaped hairs at
base; lower lip 2 mm across, with obovate-round lobes, midlobe broader
than lateral ones. Filaments are hairless, anterior pair 1.5-2 mm long,
posterior pair shorter; posterior anther-cells unequally paired.
Flower-stalks are 1 mm long. Sepals are nearly equal,
linear-lanceshaped, 2.5-3.5 x 0.6 mm, tapering at tip, minutely
glandular-bristly outside. Lower leaves are opposite, upper ones in
whorls of 3, broadly ovate, 0.7-1.5 x 0.4-1.4 cm, flat at base,
somewhat pointed at tip, coarsely rounded toothed-sawtoothed, dotted
above. Leaf-stalks are 3-10 mm long, densely and minutely
glandular-bristly. Capsule round, 2.5-3 x 3 mm, biconvex, shorter than
sepal-cup, hairless, 4-valved; seeds cuneiform, 0.5 mm long, flat at
both ends, longitudinally ribbed, netveined in between ribs, dark
brown. Whorled Twintip is native to S. Mexico to Tropical America,
naturalized in India and elsewhere. Flowering: March-April.
Identification credit: Jatin Vaity
Photographed in Pasighat, Arunachal Pradesh.
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The flower labeled Whorled Twintip is ...