1) Acer triflorum Three Flower Maple
- A small, slow-growing deciduous tree 20’ to 45’ where it is native in Manchuria and Korea. An excellent landscape tree boasting light grey vertically-furrowed bark and vivid red and orange fall color. The name refers to its flowers, which are borne in clusters of three.
- Discovered by noted plant explorer, Ernest H. Wilson in 1917.
- Located in the Asiatic Maples Collection. Grid: 26-B
2) Corylopsis sinensis var. calverescens Winter Hazel
- A medium-sized deciduous, broadly vase-shaped shrub in the Witch Hazel family.
- Bean describes it as flowering in April.
- Located in the Witt Winter Garden. Grid: 34-1E
3) Magnolia x loebneri‘Ballerina’ Magnolia
- This small deciduous tree is a hybrid between M. x loebneri ‘Spring Snow’ and M. stellata ‘Water Lilly’.
- The specific epithet honors Max Loebner, a German horticulturist, who made the first cross of this hybrid in the early 1900s.
- Located on the west side of Arboretum Drive in the Magnolias Collection. Grid: 28-4E
4) Rhododendron thomsonii ssp. thomsonii ‘Glory of Penjerrick’
- A large evergreen shrub with a rounded crown noted for very early bloom time.
- An early hybrid used as parent for many subsequent Rhododendron hybrids.
- Located west of Azalea Way, north of the path to the Wilcox foot bridge.
5) Sorbus caloneura Whitebeam
- This small upright deciduous tree is native to southeastern China and Tibet.
- The leaves are heavily pleated, giving them the appearance of beech leaves.
- Fruit are extremely hard and persist well into winter.
- Located at the south end of the Sorbus Collection. Grid: 20-4E