දිය පාසි[Diya Pasi]/Yellow Bladderwort (Utricularia aurea)

An indigenous aquatic herb common in the tanks, ditches, pools and swamps at low altitudes, mainly in the dry regions. Flowering from August to December (Probably throughout the year)

කෙකටිය [Kekatiya](Aponogeton crispus)

An indigenous aquatic herb with submerged and floating leaves occurs in lakes, ponds and tanks from sea level to about 1300 m a.s.l, mainly in the northern and western part of the country down to Panadura. Flowering throughout the year. 

නාරිලතා [Narilatha] (Habenaria crinifera)

Rather rare indigenous terrestrial herb grows in the shade of trees in dry mixed evergreen forests and mid-country jungles up to 915 m a.s.l.

බිං කොහොඹ[bin Kohomba](Munronia pinnata)

An indigenous unbranched shrublet on rocks in the wet, intermediate and dry zone forests and scrub lands from sea level to about 1000 m a.s.l. Often cultivated and becoming scarce in the wild due to over exploitation. Whole plant medicinal and used in Ayurvedic medicine to treat fever, dysentery and skin diseases. 

මොළබෑ/බුලු හුලු කැප්පෙටියා/[Molabe/Bulu Hulu Keppetiya](Mallotus rhamnifolius)

Common native shrub or small tree of scrublands, open hillsides and dry and wet forests from sea level to about 1000 m a.s.l. 

හීන් ඌරු මීයා[Heen Uru Meeya]/Lesser Bandicoot Rat/Mole Rat (Bandicota bengalensis)

Common rat distributed throughout the island, especially in the rice-growing areas. It make burrows in the paddy field embankments and village gardens to live and stores up large quantities of stolen grains. The nearly circular store chambers are located not far from the breeding or living chamber and hollowed out in the middle or to one side of the main tunnel. Usually there are two store chambers and sometime as many as three or four of them are not uncommon. Each burrow appear to be made and inhabited by one adult or by a female and her pups. Lesser Bandicoot is one of the most prolific rat and female produce a family of 10-12 young at each birth and has several families during each year. Females of Lesser Bandicots start producing young at about 5 months old and they live for over 1.5 years. It is a nocturnal animal rarely seen in the day time. It also feed on herbs, grass roots, tubers like sweet potatoes, rubber and other seeds, etc. 

වලු නුග[Walu Nuga]/Weeping Fig/Benjamin Fig(Ficus benjamina)

A large banyan with few or no aerial roots from branches. Distributed in India and South China to the Soloman islands. Introduced to Sri Lanka and planted as a shade tree. 

Great Crow/King Crow (Euploea phaenareta corus)

Rather uncommon butterfly flies in well wooded coastal wetlands and mangroves of southwestern part of the country from Negombo to Galle. Further inland it can be also found in Sinharaja forest reserve near Kudawa, Kanneliya forest reserve and Kottawa forest reserve. Great Crow is a shade loving insect spends much of its time resting on leaves or twigs of forest trees while flies only hour or two after sunrise. Its larva feed on leaves of Cerbera odollam (ගොන් කඳුරු) trees. 

Cyperus difformis

Common native annual widely distributed in wet places of all climatic zones. Often found in paddy fields.

බටකිරිල්ල[Bata Kirilla] (Erythroxylum moonii)

An endemic shrub or small tree occurs along streams in wet zone forests up to 1000 m a.s.l. Rather common and flowering and fruiting from August to December. Juice of the leaves is used in traditional medicine to treat diarrhea.

Knoxia sumatrensis

An indigenous herb occurs as two varieties in the island.

• Knoxia sumatrensis sumatrensis - Grows from lowlands to about 1300 m elevations
• Knoxia sumatrensis hookeriana (Above picture) - Found in mountainous regions from 500 to 2200 m a.s.l. 

Carex indica

Tall native perennial rather rare in wet lowland forests to higher hills. 

මස් මොර [Mas Mora] (Adenanthera aglaosperma)

Rather rare endemic tree found in southwestern wet lowland forests.

*Adenanthera bicolor Moon is a misapplied name which has been erroneously used to refer to Adenanthera aglaosperma Alston. (http://www.theplantlist.org/tpl1.1/record/ild-50512)

ගස් කොතල[Gas Kotala](Artanema longifolium)

Rather rare native herb found under shade along forest borders, waste lands and paddy field borders from wet lowlands to about 1100 m elevations in lower hills. Flowering from May to November. 

මුරුත[Muruta]/Pride of India/Queen's flower (Lagerstroemia speciosa)

An indigenous tree rare in moist wet lowlands up to 600 m a.s.l. (As per Thwaites and Trimen) or extinct in the wild. But commonly planted not only moist wet lowlands but also in the hill country and in relatively dry areas. According to Lewis (1934) there had been a white-flowered variant of this from Kelani river near Kitulgala. Roots, barks and seeds are used in medicine. 

කොල්ලන් කොළ/ගං කොල්ලන් කොළ/ගස් කොලන් කොළ[ Kollan Kola/Gan Kollan Kola/Gas Kolan Kola] (Pogostemon heyneanus)

An indigenous undershrub common in damp undergrowth of montane forests in the lower and higher uplands from 700 to 2000 m a.s.l. Also cultivated in the lowlands as a medicinal plant. Flowering from January to October.  Leaves and roots used in medicine.

Cleghornia acuminata

An endemic liana rather rare in the hill country forests from 600 to 1500 m elevations.
Flower size - Corolla tube 0.2 - 0.3 cm long and corolla lobe half as long as the tube.

Henckelia angusta [Syn: Chirita angusta]

An endemic herb found on rocks along and in small forest streams of the southwestern wet zone up to foothills of the Ratnapura district. Usually grows in dense shade.  Flowering in March and August (probably irregularly throughout the year) 

වල්ලා/වල්ලා පට්ටා/පට්ටා වල්ලා[Walla/Walla Patta/Patta Walla](Gyrinops walla)

An indigenous shrub or tree grows in Southwestern moist forests up to about 1000 m elevations of the Central province. It also occurs in extreme southwest of the India but where it  appears to be very rare. Its extremely tough, fibrous easily stripped bark is used for the cordage. Whole plant medicinal

Flower size - 0.5 cm across

Coleus kanneliyensis [Syn: Plectranthus kanneliyensis]

An endemic perennial herb grows in partial shade by streams in secondary wet lowland forests up to about 200 m a.s.l. A gregarious plant flowering from June to September.