Hook. f. non-Pelletier.Synonym: P. heyneanus Benth.Family: Labiatae; Lamiaceae.
Habitat: Western Ghats of Karnataka, Kerala and the Nilgiri hills up to 1,800 m.
English: Patchouli.Ayurvedic: Paachi, Pancholi.Siddha/Tamil: Kadir Pachai.Folk: Paanch (Maharashtra), Sugandhi Paanadi (Gujarat).Action: Leaf—bechic, antiasthmatic. A poultice of leaves is applied to boils and to relieve headache.
The plant gave alpha-pyrone derivatives, pogopyrones A and B; n-octaco- sanol, beta-sitosterol and its glucoside and several flavones. Pogopyrone B exhibited cytotoxic activity.