Is there somewhere I can find out how much caffeine ther si in various
teas?

Is there an online vendor that reports the caffeine content for all or
most of the teas they sell? I found 1 or 2 that had some information,
but none that had it listed with each tea.

As I understand it, the teas ranked fro lowest caffeine to highest
a

Herbals (I know, not really teas)
Greens
Oolongs
Blacks

Where do Puer-ehs fall?

I would guess that whites are close to greens, right?

However, on the few sites that I found that showed caffeine content,
some of the greens were higher than most of the blacks.

--