Rather rare native aquatic herb occurs in mud or shallow water in pools, ditches and swamps. Probably flowering throughout the year. Much branched submerged leaves bears swollen utricles (Bladder like traps) to catch small insect larva and protozoans.
An introduced shrub native to tropical America. Escaped and widely established as a common weed along roadsides, waste lands and open areas. It is said that Black Sage was first introduced to the Anuradapura Botanical garden which was existed near the 'Anuradapura Hotel?' (Alston , 1931)
Common indigenous herb occurs on rocky hills, rock crevices, edge of rock pools, river banks, scrubs, forests, grasslands, sandy and weedy areas and roadsides from sea level to about 260 m a.s.l. Flowering from March to April, July and September to January.
Rather rare winter migrant to forests, open wooded areas and gardens from lowlands to mid hills. While its stay in the island Lesser Cuckoo lives as solitary birds and feeds on insects including hairy caterpillars. It breeds from Himalayas to the Northern China.
An uncommon winter migrant mainly to the dry lowlands and particularly to the coastal areas. Rosy Starling is a highly gregarious and noisy bird spends much of its time on the ground, feeding on insects, fruits,berries, nectar and grains. During its stay in Sri Lanka it inhabits grasslands, cultivation, home gardens and forests. It is an irregular winter visitor appears in large numbers in some years and almost absent in some other years. Large numbers gather to roost communally to a selected tree or a large shrub during the night. It breeds in East Europe and Middle East and almost entire world population winters in India and Sri Lanka. Most of the birds which visits the island appears to be in immature plumage.
Large indigenous herb restricted to the shaded places near streams in secondary submontane forests from 640 to 1400 m elevations. Rarely also occurs in wet lowland forests. Flowering throughout the year.