Pleurolobus pryonii [Syn: Desmodium pryonii]

An indigenous sprawling shrub grows in disturbed places in shallow sandy or rocky soils. 

කටු කිහිරි[Katu kihiri] (Vachellia nilotica [Syn: Acacia nilotica])

An indigenous tree also native to Egypt, Arabia and India. Naturalized and spreading in the dry and arid areas, mainly near the coast. Bark use as a tanning material and timber hard as teak. 

මහ අන්දර/කටු අන්දර[Maha Andara/Katu Andara] (Vachellia leucophloea [Syn: Acacia leucophloea])

Common native tree occurs in the dry areas of the country. Bark acting as a clarifier and flavoring agent in arrack distilling in India and for dyeing sails, mats, ropes and for tanning in Sri Lanka. Pods used as fodder and wood in construction industry.

පුස් වැල්[Pus wel](Entada rheedei[Syn:Entada pusaetha])

Large native woody climber in moist low country forests up to about 600 m a.s.l. Juice of the wood and bark used in medicine. 

Mesquite (Prosopis juliflora)

An introduced tree or shrub with scattered thorns, native to South America and West Indies. Naturalized in open grazed areas near the south coast, around Hambantota* (Revised Hand Book to Flora of Ceylon Vol 1)

* Also observed at Chilaw to Puttalam area of North Western coast.

කල වැල්[Kala wel]/Mangrove beanstalk (Derris trifoliata)

Common native liana occurs in mangrove swamps. Stem fibers are used in making ropes and fishing lines. 

එළ පිල[Ela Pila]/South African Hoarypea (Tephrosia noctiflora)

Introduced herb native to the Africa. Cultivated as a cover crop and now naturalized mainly in both wet and dry lowlands.

වල් නානු[Wal nanu]/African Stylo/Shrubby pencilflower (Stylosanthes fruticosa)

Rather common indigenous herb grows along roadsides, waste grounds, etc. from dry low lands to lower hill country. 

බූ ගොටකොළ [Bu Gotakola] (Crotalaria hebecarpa)

An indigenous prostrate annual herb common along roadsides and open dry places, mainly in the dry lowlands.

බිං සියඹලා[Bin Siyabala](Chamaecrista leschenaultiana [Syn: Cassia auricoma])

An indigenous herb occurs along roadsides, plantations and patans of the hill country.

Calliandra (Calliandra houstoniana var. calothyrsus [Syn: Calliandra calothyrsus])

Native tree of Northwest Panama to South Mexico. Introduced and cultivated as a shade tree in tea plantations. Leaves use as a fodder. 

වල් කොල්ලු [Wal kollu](Teramnus labialis)

Common indigenous liana of the low country. Flowering from November to June.

වල් අවරි[Wal avari] (Indigofera trita)

An indigenous woody perennial herb of the dry zone waste lands, tank edges and coastal areas.

Zornia walkeri

An indigenous perennial herb confine to the patanas of central hills and Knuckles range. 

Calopo (Calopogonium mucunoides)

Native plant of South America, Central America and West Indies. Introduced into Sri Lanka about 1926 as a cover crop to control soil erosion, green manure and probably also as a fodder for cattle. Naturalized along roadsides, wastelands etc. in the wet zone. Flowering from January to June.

බිං අවරි[Bin Awari](Indigofera linnaei)

An indigenous prostrate herb. Very common in dry and open places and near seashores in the dry and intermediate zones. 

මහ දිය සියඹලා[Maha diyasiyabala] /Pith plant/Shola/Shola pith(Aeschynomene aspera)

Common native erect herb occurs in water or wet places. Usually along the borders of tanks. Pith of the stems is used to make fishing floats, toys & sun hats. 

Dendrolobium umbellatum

An indigenous shrub occurs in sea coasts (usually on sand just above the high water marks) and borders of brackish ponds. 

පැණි තෝර[Peni-tora]/Coffee-senna/Coffee-weed (Senna occidentalis [Cassia occidentalis])

Common introduced weed in scrublands, road sides and waste places in the low country. Seeds are used as a substitute for coffee and leaves and other parts of the shrub are used in medicinally.

මල් මාර/රතු මාර [Mal Mara/Rathu Mara]/Flame tree/Flamboyant/Golden Mohur (Delonix regia)

Native tree of Madagascar. Introduced into Sri Lanka before 1841 according to the H.F. Macmillan (Tropical planting and gardening with special reference to Ceylon, 1910) Flowering from February to May. It is a popular avenue tree along many roads especially of Colombo. It is also cultivated in home gardens as an ornamental tree.