Ornamental pear, Pyrus calleryana, includes a number of specific cultivars or varieties of trees. The variety ‘Bradford’ is the most famous. Other varieties include ‘Aristocrat,’ ‘Autumn ...

Over the years, Callery pear (Pyrus calleryana) has become one of the most widely planted ornamental trees in the US ... Chanticleer, Autumn Blaze, Aristocrat (a Kentucky selection, no less ...

Over the last 25 years I have had Bradford, Aristocrat and Cleveland Select pear trees in my yard. I have had the latter two in my yard for the last 15 years and have yet to see the first thorn.