OF THE ASH OF FOREST TREES. 
327 
14. Bass-wood (Tilia americana) . 
Tree sound. Mean diameter four feet from the ground, 22inches. Average thickness of the bark, 1 inch. 
Age 182 years. About 60 of the outside layers were taken for outside wood, thickness 4| inches; the 
remaining layers taken for inside wood. Growth uniform. Average thickness of each layer, 0-0549 
Bark. 
Outside wood. 
Heart wood. 
Bark of twigs. 
Wood of twigs. 
Potash 
- 
1-2(5 
10-12 
4-05 
1-90 
14-55 
Soda ... 
- 
12-77 
2-88 
10-41 
9-14 
Chloride of sodium 
- 
0-24 
0-50 
0-52 
0-15 
0-10 
Sulphuric acid 
- 
0*72 
. 0-88 
0-27 
4-19 
13-34 
Carbonic acid 
- 
25-38 
16-64 
17-96 
22-84 
3-94 
Lime ... 
- 
41-92 
38-36 
45-24 
29-56 
11-56 
Magnesia 
- 
2-24 
7-36 
7-44 
3-00 
7-44 
Phosphate of peroxide of 
iron, 
0-20 
1-20 
1-30 
0-31 
0-60 
Phosphate of lime - 
- 
8-50 
17-95 
8-96 
24-77 
38-'92 
Phosphate of magnesia 
- 
0-30 
2-60 
0-04 
0-72 
1-28 
Organic matter 
- 
1-70 
2-53 
2-00 
2-40 
9-61 
Insoluble silica 
- 
4-60 
2-10 
1-40 
0-40 
o-io 
Coal 
- 
0-80 
99-83 S. 
103*12 S. 
99*59 S. 
100-18 S. 
101-44 S. 
15. Butternut (Juglans cinerea). 
Tree sound. Diameter three feet from the ground, 2 feet 8 inches; eleven feet from the ground, 1 foot 
8 inches. The section for analysis was taken eleven feet from the ground. Average thickness of the 
bark, f inch. Age 146 years. Between 65 and 70 outside layers were taken for outside wood, thick¬ 
ness 41 inches; the remaining inside layers taken for inside wood. Growth of tree more rapid when 
young. 
Bark. 
Outside wood. 
Heart wood. Bark of twigs. 
Wood of twigs. 
Potash --- - 
1-00 
4-42 
1-00 
0-63 
3-28 
Soda - 
11-27 
5-61 
14-82 
11-24 
14-59 
Chloride of sodium 
0*15 
0-16 
0-13 
0-03 
0-03 
Sulphuric acid 
0-74 
13-33 
21-43 
5-33 
5-36 
Carbonic acid 
32-12 
20-02 
4-48 
18-92 
7-02 
Lime - - - 
37-68 
38*98 
42-02 
24*48 
9-08 
Magnesia ... 
10-08 
3-52 
4-00 
2-22 
5-34 
Phosphate of peroxide of iron, 
, 0-30 
3-40 
3-41 
0-41 
0-50 
Phosphate of lime - 
2-25 
2-20 
0-59 
29-25 
40-39 
Phosphate of magnesia 
0-15 
0-06 
0-28 
1-04 
1-61 
Organic matter 
2-80 
3-40 
3-20 
4-41 
5-20 
Insoluble silica 
0-30 
4*80 
5-40 
0-40 
0-32 
Coal .... 
0-80 
1-21 
Water .... 
3-41 
98-84 S. 
100-20 S. 
100-76 S. 
99-16 S. 
97-34 S. 
