Where does “Bambusoideae” come from?

Bambusoideae (Translingual) comes from Translingual Bambusa, from Malay bambu, from Tamil வேம்பு, from Kannada ಬಂಬು, from Proto-Dravidian *wēmpu.

Ancestry of “Bambusoideae”, step by step

Step	Language	Word	Meaning
1	Translingual	Bambusa	—
2	Malay	bambu	bamboo
3	Tamil	வேம்பு	—
4	Kannada	ಬಂಬು	bamboo
5	Proto-Dravidian	*wēmpu	—

Bambusoideae — Etymology, Origin & Word History | Etymology Explorer