Ginkgo biloba ‘PRINCETON SENTRY™’ PNI 2720 (Known in China as ‘Jinbing Pulinsidun’) has a well-documented linage. Originally fastigiate form of Ginkgo biloba was planted as a street tree (along with others) in Roosevelt Boulevard, Philadelphia in the United States of America in 1940. From this scions were selected and propagated circa 1967 at Princeton Nurseries, from these propagules Ginkgo biloba ‘PRINCETON SENTRY™’ PNI 2720 was selected and registered as being an improved form. 
 
Description - Ginkgo biloba ‘PRINCETON SENTRY™’ PNI 2720. The foliage is fairly typical for the species, it grows about 30 cm to 40 cm a year. As the plant develops it takes on the columnar shape for which it was originally selected. It is capable of growing to 20 m and will eventually broaden with age and develop a crown 10 m across.