RING-POROUS AND DIFFUSE-POROUS WOODS 



355 



The red maple was one of about a dozen small sprouts from a 

 3-cm. stump. Measurements were made on two of three ad- 

 jacent t^\dgs respectively 49, 49 and 52 cm. long, at the end of 

 an inchned sprout 133 cm. long. The* longest was dead at the 

 tip after growing 1 cm. by June 7. The mountain laurel was 

 a bushy plant with two prominent branches. One of these, 



TABLE 1 



Showing the total season's growth at the several dates of measurement 



No growth. 



TABLE II 



Showing dates between which growth in length ceased 



Sassafras June 



Quercus April 30 



Quercus July 



Nyssa June 



Kalmia June 



May 



Acer July 



Pinus July 



a, at the top, was 28 cm. long. The other, b, a side branch from 

 near the base, was 16 cm. above the last main fork, and bore 

 flower-buds. The black gum measurements were made on the 

 largest of three seedling sprouts from the same root, respectively 

 40, 75, and 100 cm. long, the shortest being prostrate, the others 



