Sunday, July 21, 2024

Bonnaya antipoda (L.) Druce

 

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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