CUPULIFER.E.
Quercusmacrocarpa. Bur Oak; Overcup Oak, Western Stares. This species is rare in the Eastern States, but com mon in Michigan. Illinoia, Wisconsin, and Minnesota. It is a large tree, and when growing on low ground assumes a rounded and handsome form. It has very large acorns, which are usually deeply immersed in the cup; the border of the cup fringed with loose scales. 'I be wood is open and brittle as it occurs in the prairie country, but valuable for fuel.
Q. alba. White Oak. Eastern United States. This is one of the noblest, largest, and most useful oaks of thia country. The wood is strong, compact and durable, and is only second to that of the Live Oak. It is extensively employed in ship building, in manufacturing, and for many purposes.
Q. lyrata. Southern Overcup Oak. Southern States. Much resembles the Bur Oak, but is chiefly confined to the Southern States.
Q. stellat a. Poet Oak. Eastern United States. This pods.
strong, It a and more durable than the White Oak.
Q. bicolor. Swamp White Oak. Eastern United States. Q. Michauxii. Michaux's Oak. Southeastern United States.
Q. prinus. Chestnut Oak. Eastern United States. A species including several varieties It is usually a large and lofty tree. Its timber is inferior to that of the White Oak in strength, but is still very valuable for many uses. Q. prinus, var. monticola. Rock Chestnut Oak. New England and Middle States.
Q. prinus, var. acuminata, Yellow Chestnut Oak. Northern and Western States.
Q. Douglasii. Douglas's Oak. Rocky mountains, Cali fornia. This and the next two succeeding species are the California White Oaks, extending into Oregon and Columbia. They are probably of equal value with the eastern species.
Q. Garryana. Garry's Oak. California and Oregon. Q. to bate. California White Oak. California.
Q. undulata. The Rocky Mountain Oak. Rocky mountains. This is the common oak of the Rocky moun tains, usually small and scrubby, but sometimes forming a moderate-sized tree. it is very variable in the foliage.
Q. denstftora. California Tan-bark Oak. California. An anomalous species found in California, between an oak and a chestnut. In open ground, it is a beautiful, spreading, pyramidal tree, with a trunk sometimes five to six feet in diameter. Among the forest-trees, it rises to WO feet or mo e in height.
Q. agrifolia. California Field Oak. California. This is commonly known in California as Evergreen Oak. It grows usually iu open ground-. with a wide, spreading, apple-tree-like top. It is usually a small tree, sometimes a mere shrub, and occasionally becoming forty or fifty feet high.
Q. chrysolepis. Canon Live Oak. California. An evergreen oak, growing In rocky canuus and on mountain sides. It is sometimes shr bby; sometimes like the last, becoming forty to fifty feet high. It furnishes the hardest oak-wood of the Pacific coast, and is used in making ox bows, ax handles, etc.
Q. oblongifolia. Oblong-leaved Oak. Arizona, Cali fornia.
Q. Emoryi. Emory's Oak. Arizona.
Q. hypoleuca. New Mexican Oak Arizona.
Q. Duranilii. Duraud's Oak. Texas. This species approaches the Po-t Oak iu general characters. The leaves are variable, being sometimes lobed, and some times entire.
Q. phillos. Willow Oak. Southern States. This species is confined to the States horde lug the .Atlantic and tire Gulf; not, however, extending into the New England States. It is remarkable for its narrow. willow-shaped leaves. The wood is strong, but coarse-g•ained, and not durable.
Q. sirens. Live Oak Southern States. This is the famous Live Oak. It grows from southern Virginia to Florida and westward in the vicinity of the seacoast. The is ood is more esteemed for ship building than anv caber. It is evergreen, and is a large tree with spreading branches.
Q. cinerea. Upland Willow Oak. Southern States. A small tree, growing in sandy pine-barrens from North Carotin r t o Merida. It is evergreen. with leaves like the Willow Oak, but thicker, and downy on the under surface.