This loooks like a banana leave vessel.
https://www.google.co.th/search?q=banana+leave+vessel&tbm=isch&tbo=u&source=univ&sa=X&ved=0ahUKEwj6-aOHr_XKAhXQc44KHQ9nAY8QsAQILw&biw=1920&bih=955#tbm=isch&q=%E0%B8%81%E0%B8%A3%E0%B8%B0%E0%B8%97%E0%B8%87