Utricularia scandens

An indigenous terrestrial herb of bogs and wet grasslands from near sea level to 1100 m a.s.l. Flowering from December to March.

Indian Comet Grass (Paspalum sumatrense [Perotis indica])

 An indigenous annual or short-lived perennial widespread in open areas of forests and grasslands, roadsides and sandy soils near coast in both wet and dry zones from sea level to about 200 m a.s.l. 

Polygala chinensis

Common native prostrate herb occurs among grassy patches or sandy soil in the dry lowlands.
Flower size - 0.5 cm across

හක් ඇඹල[Hak Ambala]/Fringed begonia (Begonia hirtella)

An introduced herb native to tropical America. Escaped and naturalized widely in humid shady places of the wet mid country. Flowering all the year round.  

Zehneria thwaitesii [Syn: Neoachmandra deltoidea]

An indigenous slender climber with tendrils occurs in wet forests up to 1800 m elevations. 

Ischaemum barbatum

Common native grass of patanas, grassy stream banks and roadsides, pastures, lawns, pond margins etc. from seal level to 1900 m elevations. 

Utricularia hirta

Critically endangered, native terrestrial herb of damp or wet open grassy places in the wet lower hill country up to 900 m a.s.l. Flowering in February.  Utricularia hirta is the only Sri Lankan Utricularia species with hairs on the peduncle and on the inflorescence calyx.

Cyperus platyphyllus

Rather rare indigenous perennial growing in large tufts in marshy places of low altitudes. 

නා/නාමල්[Na/Namal]/Iron Wood (Mesua ferrea)

The national tree of Sri Lanka though not endemic to the country. Much cultivated as an ornamental in Buddhist temples and home gardens or as an avenue tree along roads. Wild trees found usually in river valleys in wetter part of the island up to about 1000 m a.s.l. Wood extremely hard. Flowers and leaves used in traditional medicine.

අමු[Amu] (Paspalum scrobiculatum)

Common native perennial occurs in open grassy areas, roadsides, patanas, ditches, margins of paddy fields, tanks and marshlands etc. from sea level to about 1900 m elevations. Cultivated form of Paspalum scrobiculatum is very rarely cultivated as a cereal. 

Henckelia humboldtiana [Syn: Didymocarpus humboldtianus]

An indigenous herb rather common mainly in the montane zone up to 1700 m a.s.l. Also found in the intermediate and dry zones. Early records also available from the wet lowlands. It grows in rock crevices and small pockets of soil on rock surfaces, mostly in the shade, but occasionally on moist exposed surfaces. Flowering throughout the year.