Arbor Walk #17, Treekeeper ID #1937
This is one of the oldest and largest trees on campus. It has large green leaves and small, sweetly scented flowers. Recently, efforts have been taken to preserve and continue on the genetic lineage of this tree whose history follows that of WashU's Danforth Campus.
Arbor Walk #60, Treekeeper ID #5449
The Sycamore is regarded as one of the largest trees native to eastern North America, and was historically prized by Native Americans for the construction of dugout canoes. Ecologically, they are early colonizers to newly available habitat, and support animal shelters as they mature.
Arbor walk #108, Treekeeper ID #1757
This tree is in the Fragaceae family and is native to Missouri. It is a deciduous tree with broad and rounded crown, which is good for shading. The leaves are leathery, dark green and turn to yellow-brown in fall. The oval acorns is large in size with fringed burry cups.
Arbor walk #71, TreeKeeper ID #3472
Cherrybark Oak is a medium to large-sized deciduous tree native to the Southern US including the southeast corner of Missouri. The Cherrybark Oak looks very similar to another Missouri native, Southern Red Oak. So much so, that this tree was mislabeled as a Southern Red Oak for many years in the Arboretum.
Arbor walk #64, Treekeeper ID #5490
Despite being widely planted as an easy-to-grow shade tree for streets and landscapes throughout the Midwest, the Common Horse Chestnut is originally native to the Balkan region of Europe. The tree features showy white flowers in spring which in summer transition into fruit, consisting of one or two seeds encased in a spiny husk.
Arbor walk #97, Treekeeper ID #6102
Hazel Alder is a multi-stemmed small tree and can grow to 20′ high and up to 15′ wide forming thickets by suckering. It is native from Nova Scotia to Illinois and Missouri south to eastern Texas and northern Florida. It is an ideal selection for naturalizing or rain gardens.
Arbor walk #10, TreeKeeper ID #1794
Arbor Walk #129
The Northern Spicebush is a shrub which is best known for its aromatic leaves and twigs, which give off a "spicy" smell not unlike in scent to its Lauraceae relatives, sassafras and cinnamon. This bush is widespread throughout the woodlands of the Eastern United States, often occupying shady areas underneath a hardwood canopy.
Arbor Walk #104, TreeKeeper ID #6084
The Nuttall Oak is a deciduous shade tree that is well-suited to urban settings due to its tolerance against wet soils, drought conditions, and most disease and pest problems. This is a fast-growing oak tree that is capable of growing in many different kinds of soils.
Arbor Walk #103, TreeKeeper ID #5795
Also known as the Swamp Red Oak, this large oak species is native to much of the Southeastern U.S. and the Ohio River Valley. The Shumard Oak is planted in urban areas for its tolerance in water availability and air pollution, as well as its preference for alkaline soils.