Ilex Aquifolium , Z., in Reference to Specific Conductivity . 527 
were removed and lengths of 15 cm. were cut from each shoot and the 
specific conductivity registered experimentally. Subsequently the lengths 
were wired together and preserved in 70 per cent, alcohol. 
In February the shoots are in their winter condition, showing the lower 
leafless part, marked with the scars of the fallen scale-leaves and a short 
The urres ' F‘ at a/vy Nodte ini>ic ate s the. 
Diagram I. 
upper leafy part terminated by a dormant bud. In the axils of the foliage 
leaves the buds which are to produce next year’s lateral branches are large 
and well developed. In general the sh6ots are between 20 and 30 cm. 
long, the longest in each group being the leading monopodial shoot. The 
details of each can be ascertained at a glance from Diagram I. 
General Anatomy. In transverse section the stem shows narrow bark 
and cortex, a zone of wood which is wide at the base of the stem and 
