Areca catechu , Family-Arecaceae , Common name-Puwak පුවක් , Origin-Introduced , Habit-Small tree , Ecology-Cultivated, Wet ,Comment-Nut is used with betel chewing, Reference-.

Caryota urens , Family-Arecaceae , Common name-Kitul කිතුල් , Origin-Native , Habit-Small tree , Ecology-Rain forest, lower montane, int subcanopy ,Comment-Flower used to make palm sugar and treacle., Reference-.

Oncosperma fasciculatum , Family-Arecaceae , Common name-Katukitul, කටුකිතුල් , Origin-Endemic , Habit-Small tree , Ecology-RF ,Comment-Thorns on the trunk, Reference-.