Crashed  at  center  bearing ;  broke  with  fine  splinters..
Specimen  cross-grainecl ;  scaled  on  comer


Square  break  on  tension  side,  splitting  in  axis

Sap-wood;  cross-grained ■

Square  break

Sqiinre  break  on  tension  side,  splitting  in  axis

Specimen  cross-grained  ;  square  break  on  tension  side,  splitting  in
axis.
Crushed  at  center  bearing ;  square  break  on  tension  side,  splitting

in  axis.
Crushed  at  center  bearing ;  splintered  on  comer


360  I  Broke  with  coarse  splinters.
181

218
226
260

313

236

249
299
317

200

345

396
379

347

240
231
309
376

297
319


245
225

267
253


291
272
296
275


Specimen  cross-grained ;  split  with  grain  -


Crushed  at  center  bearing;  splintered  on  compression  side.
do

Crushed  at  center  bearing ;  splintered  on  tension  side


Squore  break  on  tension  side,  splitting  in  axis ;  shattered.
Specimen  cross-grained ;  fiaked  on  tension  side


Specimen  cross-grained ;  broke  at  knot

\
Crushed  at  center  bearing;  broke  with  fine  splinters.
Crushed  at  center  bearing ;  scaled  on  tension  side


Crushed  at  center  bearing ;  shattered.
Crushed  at  center  bearing;  splintered;  square  break  on  -tension
side,  splitting  in  axis.
Crushed  at  center  bearing ;  broke  with  fine  splinters

Crushed  at  center  bearing;  broke  with  coarse  splinters


Crushed  at  center  bearing;  broke  with  fine  splinters.
Broke  with  long  scale

Specimen  cross-grained;  broke  at  knot.
Crushed  at  center  bearing

Broke  with  many  fine  splinters


Splintered  on  comer

Crushed  at  center  bearing;  broke  with  fine  splinters.
-do.
Specimen  affected  with  dry  rot ;  square  break.
do


Crushed  at  center  bearing;  square  break.
do


Specimen  cross-grained;  broke  at  knot.
Sqnare  break  with  small  splinters.
do

do

do


396


FOREST  TREES  OF  NORTH  AMERICA.
Table  III.— BEHAVIOE  OP  THE  PRINCIPAL  WOODS  OF  THE


324.  Populus  monilifera

Cottonwood.  Necklace  Poplar,
Carolina  Poplar.  Big  Cotton-
wood.
