Hybrid ash tree named Northern Treasure'

摘要

A new and distinct Fraxinus nigra Marsh.xFraxinus mandshurica Rupr. hybrid ash cultivar is provided which exhibits a vigorous growth habit. An attractive upright tree form with an acute branching character is exhibited. Shiny yellow-green compound leaves are formed. The flowers are perfect, seed production is low, and no production of viable seeds has been observed to date. The tree hardiness is excellent. The new cultivar is particularly well suited for the lining of streets and boulevards.