Examples from the Web for hybridity
You could say that, unlike these other figures, Michael Jackson had his hybridity thrust upon him.
This is a very strong indication of hybridity with wild hazel or Winkler.
The bush resembled a wild hazel so much that I had begun to doubt its hybridity.
The most commonly seen forms which appear to be due to hybridity are in the case of certain Japanese walnut seedlings in the East.Northern Nut Growers Association Report of the Proceedings at the Twenty-Fourth Annual Meeting|Northern Nut Growers Association
But in proportion as a recrossing is effected, the influence of hybridity diminishes, and becomes effaced.
The buds on the Winkler hazel are dull red which is also true of those on the hybrid hazilberts, another indication of hybridity.