There are some nine hickory species native in the north eastern United States and they hybridize to a considerable extent.
How far watermelons and muskmelons, or squashes with melons, will hybridize, is uncertain.
Still other species of ferns are known to hybridize more or less, as we saw in the case of Scott's spleenwort.
Now hybridize these and I think, if you work at it long enough, you will get a tree that will have all those good qualities.
It manifests a strong tendency to hybridize with other oaks, and it readily crosses with black jack oak, pin oak, and yellow oak.
Mr. Mijurin states that while neither of the two parents will hybridize with the common peach, this hybrid does.
Besides being variable they hybridize freely and thus the plant-breeder can obtain desirable starting points.
The Carnivora generally are very easy to hybridize, and many successful experiments have been made with animals in captivity.
It is generally assumed that trees not in the same family are impossible to hybridize.
Like others of this division it has a tendency to hybridize, several varieties being known.