Dictionary Definition:
Poṭakila [etym. unknown, cp. poṭaki & (lexic.) Sk. poṭa- gala a kind of reed; the variant is poṭagala] a kind of grass, Saccharum spontaneum Th 1, 27=233; Jvi.508 (=p.˚ -- tiṇaŋ nāma C.).