1919 
590 Philippine Journal of Science 
Table XI. — Physical tests of rope made f rom the bast of Kleinhovia hospita. 
[Rope made at Disdis, Benguet Subprovince.] 
Mean diameter: 
Millimeters 
12.4 
Inches 
0.49 
Mean perimeter, or girth: 
Millimeters 
39 
Inches 
1.54 
True mean sectional area: 
Square millimeters 
116.6 
Square inches 
0.181 
Ultimate tensile strength (dry) : 
Mean in kilograms 
360 
Maximum in kilograms 
403 
Minimum in kilograms 
299 
Mean in pounds 
793 
Maximum in pounds 
890 
Minimum in pounds 
660 
Ultimate tensile strength (wet) : 
Mean in kilograms 
334 
Maximum in kilograms 
435 
Minimum in kilograms 
272 
Mean in pounds 
737 
Maximum in pounds 
960 
Minimum in pounds 
600 
Mean ultimate tensile strength per unit area 
(dry) 
Kilograms per square centimeter 
309 
Pounds per square inch 
4,370 
Mean ultimate tensile strength per unit area 
(wet) 
Kilograms per square centimeter 
286 
Pounds per square inch 
4,070 
Mean elongation at instant of rupture: 
Dry (per cent) 
13 
Wet (per cent) 
13 
Mean weight per unit length: 
Grams per meter 
92.9 
Pounds per foot 
0.0625 
Average breaking length : 
Meters 
3,870 
Feet 
12,700 
Moisture (per cent) 14.49 
PTEROSPERMUM Dl VERSI FOLI U M Bl. Bayok. 
Local names: Baloi and hdroi (Abra, Ilocos Sur, Pangasinan, Tarlac) ; 
bar-oi (Abra, Benguet, Ilocano, Itneg) ; bayog-bayog (Zamboanga) ; bayog, 
bayok, or bayok (Bataan, Batangas, Camarines, Catanduanes, Cavite, Co- 
tabato. Laguna, Masbate, Mindoro, Negros, Nueva Ecija, Palawan, Pam- 
panga, Rizal, Tayabas, Ticao, Zambales, and Zamboanga) ; biyug, bayong 
(Tayabas) ; dibudl (Basilan) ; talingaan (Ilocos Norte). 
