Прасинотибетский: *ruak
Значение: leaf
Тибетский: khrog-po botanical term, used of leaves standing around the stem.
Бирманский: ǝrwak leaf.
Комментарии: Luce 69. Cf. also Kanauri rāg 'green'. [Cf. also plant names: OC 菉 rok 'name of a plant of uncertain species' (C.: nom d'une plante à feuille de bambou'); Burm. hrauk 'shaddock', Tib. rug 'a potato-like knotty root'.]
