Patents Assigned to Spring Grove Cemetery and Arboretum
  • Dogwood tree "Spring Grove"
    Patent number: PP8500
    Abstract: A white flowering dogwood tree showing better than usual cold and heat tolerance as well as bearing abundant multiple terminal floral bracts. This dogwood produces an unusual abundance of flowers as well as fruit, and exhibits a more pronounced broader than tall habit. There has been no appearance of anthracnose on this distinct variety of Cornus florida.
    Type: Grant
    Filed: October 8, 1991
    Date of Patent: December 14, 1993
    Assignee: Spring Grove Cemetery and Arboretum
    Inventor: Thomas L. Smith