American Forest
章节目录
共 52 段- Moisture in wood affects its strength, the dryer the stronge
- The western white pine’s needles grow in clusters of five an
- BRISTLECONE PINE (_Pinus aristata_) owes its name to the sha
- Few trees have more names than this. The names, however, may
- Western yellow pine holds and will long hold an important pl
- The tamarack’s geographical range is remarkable. It is said
- The German and Austrian pencil makers foresaw a shortage in
- Its range extends north and south nearly 1,000 miles, from O
- Yellow cedar’s geographic range extends from southeastern Al
- ENGELMANN SPRUCE (_Picea engelmanni_) was named for Dr. Geor
- When Gifford Pinchot was United States forester, a protest a
- The range extends from British Columbia to Mendocino county,
- Bigtree is distantly related to southern cypress, and the sh
- Manufacturers of boxes and crates use much hemlock. The annu
- [3] The oaks of this country, which number more than fifty s
- This oak’s leaves are long and slender, and are divided in f
- This tree is classed as white oak by coopers who accept it a
- This tree is known as yellow chestnut oak, chinquapin oak, c
- What lumbermen call red oaks, speaking in the plural, botani
- The name of scarlet oak is in use in Vermont, Massachusetts,
- In practically all large shipments of southern red oak to th
- The wood is hard and brittle. A cubic foot weighs 51.43 poun
- WATER OAK (_Quercus nigra_) has several names, some of them
- The range of tupelo extends from Virginia along the coast to
- MEXICAN WALNUT (_Juglans rupestris_) will never amount to mu
- The name of this tree is unfortunate, although so far as the
- White elm is known by several names. The color of the bark i
- This tree is a first cousin of the elms, but it is no more a
- The wood of white ash is heavy, hard, strong, elastic, but r
- PUMPKIN ASH (_Fraxinus profunda_) is a tree of peculiar inte
- The Oregon maple’s range north and south covers twenty degre
- LONGLEAF SERVICE TREE (_Amelanchier obovalis_) is by some re
- MOUNTAIN MAHOGANY (_Cercocarpus ledifolius_) is not a mahoga
- The cucumber tree receives its name from its fruit, which lo
- Evergreen magnolia has long been planted for ornament in thi
- TREE HUCKLEBERRY (_Vaccinium arboreum_) is the only tree for
- The dogwood varies in size from a shrub with many branches t
- The tree grows rapidly where conditions are favorable, and v
- JAMAICA DOGWOOD (_Ichthyomethia piscipula_) is the lone repr
- [8] The eastern species, which do not extend west of the con
- WHITE ALASKA BIRCH (_Betula alaskana_) is usually called sim
- This tree belongs to the birch family and is closely related
- The statement has often been made in recent years that sycam
- CANADA PLUM (_Prunus nigra_) appears to be the most northern
- The wood weighs 28.20 pounds per cubic foot, which is more t
- OHIO BUCKEYE (_Æsculus glabra_) was once thought to be more
- Its range covers practically all of the United States east o
- Slack coopers find it as valuable in their business in the f
- CHOLLA (_Opuntia fulgida_) ranges from Nevada southward into
- CAROLINA HEMLOCK (_Tsuga caroliniana_) is of far less import
- Pacific post oak, 235
- Page 403: new Jersey name changed to New Jersey name