Part 27 (2/2)

[Ill.u.s.tration: Habitat.]

HABITAT: (See map); best in southern Oregon.

[Ill.u.s.tration: Leaf.]

CHARACTERISTICS OF THE TREE: Height, 70'-100'; diameter, 3'-5'; stout, often pendulous branches, making a handsome tree; bark, reddish brown, deeply furrowed, square scales; leaves, very large, 8”-12” and long petioles, deep, narrow sinuses; fruit, hairy samaras.

APPEARANCE OF WOOD: Color, rich brown and red, sap-wood thick, nearly white; diffuse-porous; rings, obscure; grain, close, fibres interlaced, sometimes figured, polishes well; rays, numerous and thin.

PHYSICAL QUALITIES: Light in weight (26th in this list); 30 lbs. per cu. ft.; sp. gr. 0.4909; medium strong (47th in this list); elasticity medium (57th in this list); medium hard (31st in this list); shrinkage, 4 per cent.; warps ..........; not durable; rather hard to work; splits with difficulty.

COMMON USES: Tool and ax handles, furniture, interior finish.

REMARKS: A valuable wood on the Pacific coast.

[Ill.u.s.tration: Radial Section, life size.]

[Ill.u.s.tration: Cross-section, magnified 37-1/2 diameters.]

[Ill.u.s.tration: Tangential Section, life size.]

58

SOFT MAPLE. WHITE MAPLE. SILVER MAPLE.

Silver, refers to white color of underside of leaf.

_Acer saccharinum_ Linnaeus. _Acer dasycarpum_ Ehrhart.

_Acer_, the cla.s.sical Latin name; _saccharinum_, refers to sweetish juice; _dasycarpum_, refers to the wooliness of the fruit when young.

[Ill.u.s.tration: Habitat.]

HABITAT: (See map); best in lower Ohio valley.

[Ill.u.s.tration: Leaf.]

CHARACTERISTICS OF THE TREE: Height, 50'-90', even 120'; diameter, 3'-5'; form suggests elm; bark, reddish brown, furrowed, surface separating into large, loose scales; leaves, palmately 5 lobed, with narrow, acute sinuses, silvery white beneath, turn only yellow in autumn; fruit, divergent, winged samaras.

APPEARANCE OF WOOD: Color, brown and reddish, sap-wood, cream; diffuse-porous; rings, obscure; grain, twisted, wavy, fine, polishes well; rays, thin, numerous.

PHYSICAL QUALITIES: Weight, medium (40th in this list); 32 lbs.

per cu. ft.; sp. gr., 0.5269; very strong (19th in this list); very elastic (20th in this list); hard (25th in this list); shrinkage, 5 per cent.; warps, ............; not durable under exposure; easily worked; splits in nailing.

COMMON USES: Flooring, furniture, turnery, wooden ware.

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