PLATE 4 
Figs. 1-6.— Brachyphyllum macrocarpum Newb. enlarged. Kreischerville, 
Staten Island, 
Fig. Tra 
i nsverse section through the young woody cylinder of the branch 
shown on Plate 3, Fig. 
Fig. 2.— section of the basal portion of a leaf from the margin of the 
p< 
Fig. 3.— cae. showing a oto gy trace, x 50. 
Fig. 4.— More highly magnified, x 
Fig. 5.— Transverse section of a eke showing resin-canals, x 3} 
Fig. 6.— Transverse rake ion of a diseased branch, showing a antioallens 
large resin-canal, x 3 
212 
