Where can i obtain seeds of wild perenial rice in the philippines?

Question:the said variety is perenial and it is interesting to have collection of this!

Answers:
you might make sure it is legal to have the plant in your state and area. Some foreign plants and exotic ones are outlawed due to some being disease prone, or so invasive.

state laws vary so ask first.

Might try to type it in the web to see what comes up. If it is available here, it will be advertised somewhere out there in pc land.