North American Fruit Explorers mailing list at ibiblio

[Dan Nave <nave1@comcast.net>]

OK, so it is when there is a mutation on a branch, for instance, of a tree where the fruit is 
different from the rest of the tree, and then this branch is taken and propagated by grafting 
presumably.  So it is a genetic mutation, but not due to sexual recombining or hybridization?

Dan

On 5/1/2011 2:35 PM, Louis Pittman wrote:
> On Sun, May 1, 2011 at 2:00 PM, Dan Nave<nave1@comcast.net>  wrote:
>
> > What is a "budsport?"
> >
> > Dan,
> A budsport is a genetic mutation which results in a different appearance.
>
> The heartnut, with its distinctive valentine heart-shaped nut, is a genetic
> mutation of the Japanese walnut, Juglans ailantifolia.  To my eye, heartnut
> &  Japanese walnut trees are essentially indistinguishable, but the nut of
> the straight species looks very much like the typical butternut nut, if a
> bit smaller.
>
> Budsports have been selected and propagated throughout history - for
> instance, the various increasingly redder and more conical sports of the
> original Hawkeye Delicious which have yielded the Red Delicious most folks
> are accustomed to seeing (and avoiding due to its abhorrent taste) in the
> grocery.
> Big Red Gala, Scarlet Gala, Red Fuji, Perrine Giant Yellow Transparent
> apples, red D'Anjou pears, the Converse Major pecan, etc., all are budsports
> which were noticed by someone - the fruit was different(bigger, different
> color, etc.) on that one branch, and it was selected for propagation.
>
> LLP
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