Zeuxine flava , Family-Orchidaceae , Common name-. , Origin-Native , Habit-Herb , Ecology-Submontane, midcountry, RF ,Comment-Rare. In shade. Flowers white with pink sac. Lip saccate (sac like), Sepals and petals one veined.

Zeuxine longilabris , Family-Orchidaceae , Common name-. , Origin-Native , Habit-Herb , Ecology-Submontane, midcountry ,Comment-Rare, in the shade. Midlobe of lip of flower coarsely toothed.

Zeuxine regia , Family-Orchidaceae , Common name-Iruraja, ඉරුරාජ , Origin-Endemic , Habit-Herb , Ecology-RF, mid country, submontane ,Comment-Common. Sepals 3 veined. Lip of flower cymbiform (boat like). Flowers greenish white.

Zeuxine strateumatica , Family-Orchidaceae , Common name-. , Origin-Native , Habit-Herb , Ecology-Wet forests, midcountry ,Comment-Rare. Under shade. Leaves linear lanceolate. Flowers greenish white.

Anoectochilus setaceus , Family-Orchidaceae , Common name-Wanaraja, වනරාජ , Origin-Endemic , Habit-Herb , Ecology-Rain forests, montane ,Comment-In diffuse sun, terrestrial, disticnts leaves. Common.

Malaxis discolor , Family-Orchidaceae , Common name-. , Origin-Endemic , Habit-Herb , Ecology-Wet, warm moist shady areas. ,Comment-Flowers 4 mm, yellow to deep red.