10 SOUTH AFRICAN BOTANY 
 — 
Wf Ze 
MMT TE 
rg 
Fig. 6.—Germination of the Pine Seed (Pinus Pinea). 
I. Longitudinal section of seed. II. Different views of germinating 
seed. A. Testa ruptured and radicle appearing. B. Portion of 
testa removed showing endosperm e. OC, Longitudinal section 
showing cotyledons c. D. Transverse skeleton, III. Cotyledons 
above ground. s, Testa, w. Radicle. y. Micropyle. he. Hypo- 
co@yl, w’, Lateral roots (after Sachs) 
