Refering to viewtopic.php?f=20&t=18713
There aren't any clear answer on what the leafs can tell you.
No mood to do much today, just went and seek out an easier article on the subject. Meaning lots of photos
Although not 100% correct, but it serve as a guide.
Maybe there'll be some who find this old, or maybe worthless, or incorrect. Well just write a better article, it'll help those looking who need it
edit: BTW 雨水料 means additional of fake pu erh leafs.