588 Philippine Journal of Science 1919 
TABLE X.—Physical tests of rope made from the bast of Helicteres hirsuta. 
[Rope made at Disdis, Benguet Subprovince.] 
Mean diameter: 
Millimeters : 11.2 
Inches 0.44 
Mean perimeter, or girth: 
Millimeters 35 
Inches 1.38 
True mean sectional area: 
Square millimeters 78.6 
Square inches 0.122 
Ultimate tensile strength (dry) : 
Mean in kilograms 345 
Maximum in kilograms 404 
Minimum in kilograms e 306 
Mean in pounds 761 
Maximum in pounds 890 
Minimum in pounds 675 
Ultimate tensile strength (wet): 
Mean in kilograms 311 
Maximum in kilograms 331 
Minimum in kilograms 277 
Mean in pounds ; 685 
Maximum in pounds 730 
Minimum in pounds 610 
Mean ultimate tensile strength per unit area (dry): , 
Kilograms per square centimeter 438 
Pounds per square inch 6,230 
Mean ultimate tensile strength per unit area (wet): 
-Kilograms per square centimeter 396 
Pounds per square inch 5,620 
Mean elongation at instant of rupture: 
Dry (per cent) 13 
Wet (per cent) 13 
Mean weight per unit length: 
Grams per meter ; 87.4 
Pounds per foot 0.0587 
Average breaking length: 
Meters 3,950 
Feet 12,950 
Moisture (per cent) 12.71 
KLEINHOVIA HOSPITA Linn. Tanag. 
Local names: Bafe iga bunsung (Nueva Vizcaya) ; bantana (Guimaras) ; 
biknong (Union, Zambales); biluan, lapnis, malobago (Negros) ; biluan 
(Occidental Negros); binong (Nueva Ecija, Pangasinan); binunga (Ba- 
taan); bitanag (Agusan, Surigao) ; bitnong (Ilocano) ; bitondg (Visayan) 5 
bitonog (Lanao) ; butnong, taloktok (Ilocos Norte) ; hamitanago (Visayan) ; 
hunung (Cagayan); magindanau, tamanag (Cotabato); malibago (Pala- 
wan); marakapas (locos Sur); pampar, panampat (Pampanga) ; tandg 
