regarding grape vines...
 TA> ... only on vine has produced any fruiting.
 TA>  Do common grape vines also gender?
No.
TA> Is it likely cuttingsfrom a fruit producing vine would have diverse 
gender?
No.
cheers,  :)
wls
(Ack, there is a good book, written by Jerry Baker, [it has a wealth of 
information,] that will explain that grapes bear on one-year-old stems... 
after that, those stems no longer bear (but, of course, the stems that grow 
*from* ... well, I'm getting this tooooo complicated, and of course, it 
isn't!, so let me quite.   :)  Anyway, it is a good source of information...
_The Impatient Gardener_
1983 by Jerry Baker
Ballantine Books
I've had it for (...well, I guess, since 1983  :) and have given many as 
gifts, to new gardeners...
As I said, it is a great resource.
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