සේරු[Seru] (Aidia gardneri)

An endemic tree occurs in wet and intermediate zone forests up to mid hills and some isolated hills in the dry lowlands such as Ritigala, Doluwa, Arankele, etc.  

Creeping Lickstoop (Dentella repens)

An indigenous mat forming prostrate herb grows on sandy river banks, empty tank beds and open areas. Also occurs as a weed in rice fields and lawns.  

Urophyllum ellipticum

Rather common endemic shrub or small tree occurs in tropical wet evergreen forests, usually at lower elevations. 

Hedyotis ceylanica [Syn: Metabolus decipiens]

An endemic woody herb locally common in open and secondary places in the montane zone. Flowering from February to August.

Neanotis monosperma

An indigenous perennial herb common in open wet places in the montane forests and grasslands. Flowering from August to September.

Hedyotis lessertiana

An endemic shrub or small tree grows in open and secondary areas of the upper montane shrubberies. Flowering from March to June and also in September.

Neanotis nummularia

An endemic perennial herb occurs in wet places of the montane grasslands.

Spermacoce articularis

Common indigenous perennial herb. Flowering from March to August.

Knoxia spicata

An endemic herb or low shrub rather common in forests and open places in the montane areas.

සායා [Saya]/Chaya Root (Oldenlandia umbellata)

Native prostrate herb occurs in dry sandy grounds along the coast and in the dry zone. Formerly cultivated in northern part of the country to yield a natural dye.

Leptopetalum biflorum [Syn: Oldenlandia biflora]

Native herb occurs in moist sandy soil and stony crevices in the dry zone.

ගැට කොළ [Geta kola] (Exallage auricularia [Oldenlandia auricularia])

Native herb occurs in open places, secondary vegetation, and open scrublands

කෝපි[Kopi]/Coffee/Arabian coffee (Coffea arabica)

Native shrub of Ethiopia. Introduced to the Sri Lanka by Dutch about 1690. Cultivated in the hill country. Flowering during several short periods throughout the year, usually simultaneously with other bushes in the same area.

Oldenlandia herbacea

An indigenous herb grows in open places, roadsides, cultivated lands and rocky riverine crevices. 

වල් පත්පාඩගම්[Wal Pathpadagam]/Old world diamond flower/Flat top mille graines (Oldenlandia corymbosa)

Native diffuse or prostrate annual herb of moist lowlands, roadsides, waste lands and cultivated areas.

රාවන් ඉදල/වන ඉදල/රත් වැනිදල[Rawan idala/Wana idala/Rat Wenidala](Wendlandia bicuspidata)

An indigenous shrub or small tree common in secondary vegetation of moist region from lowland to hill country. 

Ophiorrhiza nemorosa

An endemic herb occurs in the hill country. Ecology unknown* (Flora of Ceylon Vol 12)

* Above pictures were taken in a forested mountainous roadside close to a stream. 

කිරි වැල්/මහ කිරි වැල්[Kiri wel/Maha kiri wel] (Gynochthodes umbellata [Syn: Morinda umbellata])

Common indigenous woody liana grows in wet zone up to 2000 m elevations. Flowering from February to April. 

පාවට්ටා [Pavetta] (Pavetta blanda)

An indigenous shrub or treelet occurs in primary and secondary forests in the wet lowlands and hills. 

Ophiorrhiza glechomifolia

Very rare critically endangered endemic procumbent herb occurs in lowland rain forests.