Value for planting: On account of its showy flowers, the horsechestnut is a favorite for the park and lawn.

Commercial value: The wood is not durable and is not used commercially.

Other characters: The flowers appear in large white clusters in May and June. The fruit is large, round, and prickly.

Fig. 21.—Leaf of the Horsechestnut.

Comparisons: The red horsechestnut differs from this tree in having red flowers. The buckeye is similar to the horsechestnut, but its bud is not sticky and is of a lighter gray color, while the leaf generally has only five leaflets.

The White Ash (Fraxinus americana)

Distinguishing characters: The terminal twigs of glossy olive green color are flattened below the bud. [Fig. 22]. The bud is rusty-brown.