The books I saw didn't have anything about Guangxi pu'er the reason
being that it isn't pu'er exactly. The books I read were written by
UNI professors mostly and people that have studied tea for most of
their lives or have farming experience.

>Some shops will put kuding in green, some will put the
>Oriental Beauty in blue and others in red, but that doesn't mean they
are
>ignorant, it's just they think people are going to search at that
place.

Or it could mean they don't know or don't care about classification. I
usually buy tea in specialist shops that only sell that particular type
of tea anyway.