Biophytum nudum

An indigenous erect herb or undershrub. Locally rather common in open places of the montane region from 1300 to 2000 m elevations. Flowering from March to September.  

Biophytum proliferum

An indigenous herb with branching stems, occurs in open sunny places such as among bushes in tea plantations and roadsides from mid hills to higher hills. Often forms large mats covering considerable space. Flowering throughout the year. 

Biophytum nervifolium

Rather common native herb occurs on sandy and clayey moist soil in the dry zone. Flowering from October to April.

Pink wood sorrel(Oxalis debilis var. corymbosa)

An introduced herb native to the South America. Introduced to Sri Lanka as an ornamental, prior to 1882. Escaped and naturalized in the cultivated grounds and disturbed areas of mid country and higher elevation. Flowering probably throughout the year. Flowers open around 9. AM and close early afternoon. 

මහ ඇඹුල්ඇඹිලිය[Maha Ambulabiliya]/Manikwatte Weed/Broad leaved sorrel (Oxalis latifolia)

Native herb of South America. Introduced to Sri Lanka by the Botanic garden before 1879 and naturalized in disturbed places and cultivated grounds from mid hills to higher elevations. Flowering periodically throughout the year. Flowers open in the morning and close early afternoon.

ගස්-නිදිකුම්බා/බින්-නෙල්ලි[Gas-Nidikumba/Bin-Nelli] (Biophytum reinwardtii)

An indigenous herb common on disturbed grounds and shady places from lowlands to mid-hills. 

කාමරංගා[Kamaranga]/Carambola apple/Chinese Gooseberry (Averrhoa carambola)

A small tree native to Malayan region. Introduced and widely cultivated in low to mid elevation home gardens. Flowering throughout the year with peaks in April to June. Fruit edible and fruits, leaves, seeds and flowers are used in medicine. 

හීන් ඇඹුල් ඇඹිලිය/රට ඇඹල[Heen-embul-embiliya/Rata-embala]/Common Sorrel, Indian Sorrel (Oxalis corniculata)

Very common introduced herb found all over the island in cultivated grounds, wastelands, roadsides etc.. Native plant of European Mediterranean region. Flowering throughout the year and flowers open around 9.00AM and close early afternoon.

Barrelier’s woodsorrel (Oxalis barrelieri)

Introduced plant from its native tropical and subtropical America to Sri Lanka and now naturalized in moist shady places, usually along roadsides in wet zone lowlands and hill country. Flowering throughout the year.