betel nut or areca nut

betel betelnut botany brown bunch carcinogen ceremony chew chewing close color commercial countries crop crops cultivation culture detail digestive dose earth eat ethnic farm food fresh fruit fruits golden green grocery grown india indian indonesia ingredient light macro masala material mature medicinal medicine myanmar natural nature nut orange oriental outdoor paan pacific palm pan papua peanut plant popular profile raw red religious ripe rows sand season seed southeast spice spitting stained stimulant substance thailand traditional tree tropical vietnam violence yellow