Trin. ex Steud.Synonym: P. roxburghii (Kunth) Steud.P. maxima Blatter & McCann in Part.Family: Gramineae; Poaceae.
Habitat: Throughout India, in marshy places.
English: Common Reed-grass.Ayurvedic: Nala. (Arundo donax Linn. is also equated with Nala.)Siddha/Tamil: Perunanal.Folk: Narakul.Action: Stem and rhizome— diuretic, diaphoretic. Used topically to relieve insect bite.
P. karka is not discriminated from P communis for medicinal uses in Indian medicine.