(112) fe it mm - ^ 



Elate XXIII. Fig. i, whole plant (nat. size); 2, sporangium and basal 

 portion of its stalk (x 88); 3, spore (x 240); 4, spore with its exospo.re remov- 

 ed (x 240); 5, longitudinal section of fertile frond {k 26); 6, portion of sterile 

 frond showing the venation (magn.); 7, transverse section of sterile frond show- 

 ing the recurved margin (x 26); 8, branched hair from the under surface of 

 sterile frond (x 88); 9, scale from the same (x 88); 10, scale from stipe (x 7); 

 II, small scale from the same (x 26); 12, scale from the base of stipe (x 4); 

 13, transvers section of the basal portion of stipe (magn.); 14, transverse section ^ 

 of the outer portion of stipe (x 88), a cortical parenchyma, d sclerenchyma, c 

 medullary parenchyma; 15, transverse section of rhizome (magn.). 



SCROPHULARINE^. :£#f4 

 Veronica Virginica, L. i/ J] -i t ^ 



Euphrasia officinalis, Z. a ^ > ^" -9" 



VERBENACA^. ^^MM 

 Phryma Leplostachya, Z. >^ *>. i? <?? f* ^ 



Callicarpa Japonica, Thunb. a ^ -^ -3^ j/ -Sf 7* 



Clerodendron trichotomum, Thunb. ^ ^ ^ 



LABIATE. #^^ 



