Ne Mapes eng a AES 
of 
4 
cA AG ac 
a eNO EEE 
ia rim 
Fic, 91. 
1, Seeds of Odontoglossum after four months sown on jelly, without fungus, 
and showing no noticeable development ; 2, The same, after the same time, 
sown with the fungus from the roots of an Odontoglosswm, and growing ; 
3, Seedling of Phalenopsis, nine months old, germinating through a fungus 
from the roots of a Phalenopsis; 4, Seedling of Vanda tricolor, seven 
months old, germinating through the fungus from the roots of an Odonto- 
glosswm, anomalously reduced to a relatively voluminous tuber and leafless. 
