Lobelia zeylanica

An indigenous annual herb common among grasses in soggy, clayey soil beside water courses and paddy fields from wet lowlands to about 1500 m altitude. Flowering throughout the year.

රෂ්ණී[Rasni] (Lobelia nicotianifolia)

Giant unbranched herb common in open grassy slopes at altitude between 650-1400 m. Flowering from December to April.

Lobelia heyneana

An indigenous annual herb common in shady and moist places of  hill country. Flowering January to October.

Star of Bethlehem, Madamfate (Hippobroma longiflora [Syn: Laurentia longiflora])

Native plant of West Indies. Introduced and naturalized in moist places such as roadside ditches, paddy fields, dilapidated walls and bases of coconut trees from wet lowland to midland hills. Also cultivated in home gardens.  Flowering throughout the year.