I don't get it, rather than using the tools of botany and DNA analysis why not just pay a PI to follow the vendor -> supplier -> source trail?
>Probe them and they’ll cart away. “Forest officials in Maharashtra have tried to spy on them, but it was futile,” Dr. Nimbalkar recalls.
Obviously we're not in possession of all the facts here but it sounds like incompetent spying to me. Much more difficult operations are carried out every single day.