Family
– Scrophulariaceae
Synonym
– Bonnaya bracteata Griff.; Bonnaya cyanea Griff.; Bonnaya
grandiflora (Retz.) Spreng.; Bonnaya penicillata Nees; Bonnaya rothii A.Dietr.; Bonnaya
roxburghiana A.Dietr.; Bonnaya verbenifolia (Colsm.)
Spreng.
Vernacular
names – Thannippoondu
Habit
– Herb
Habitat
– Sides of streams, reservoirs and marshy areas
Distribution
– Tropical and Subtropical Asia and Australia
Flowering
and Fruiting – August-October
Key Identification Features – This
herb is prostrate or diffuse, with leaves that are simple, opposite, and
elliptic-obovate in shape. Its bluish flowers have a yellow mouth, and the
stamens include both fertile ones and hooked staminodes. The capsule is
linear-lanceolate, longer than the calyx, and contains yellow, ridged seeds.
Uses
– It
is a weed
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