Inter-species crossing

[Jill Bell]

In article <7p49l1$ihb$1 at news8.svr.pol.co.uk>, Rod Craddock
<rod at gw4slk.freeserve.co.uk> writes
>This could be the beginning of an interesting 'what is a species anyway'
>argument. The water's too deep for me, but a simple old fashioned definition
>of species was along the lines of 'if they can fertilise one another,
>they're the same species' which rather rules out the idea of interspecific
>hybrids.

 Must say I was amazed to find out that different hardy geraniums have
different chromosome numbers - but even so they can cross with each
other providing the total chromosome number of the offspring produced is
even.

Jill
-- 
jill at bellsbarn.demon.co.uk