12 HoLDEN, Abvormal Spike of Ophioglossuni vulgotuni. 



supports his view as to the morphology 

 of the fertile spike in this form. 



iv. The vascular supply entering the peduncle 

 from the petiole consists of three strands, 

 of which the two lateral ones divide once, 

 thus giving rise to five strands, as in the 

 majority of normal spikes. 



In conclusion, I should like to express my sincere 

 thanks to Professor Weiss, for his kindly help, to Mr. S. 

 Garside, B.Sc, of the Victoria University, who has 

 examined the specimens oi Op/iioglossuju in the herbarium 

 of the Manchester Museum, on m\^ behalf, and to Professor 

 Carr, of the University College, who gave me the 

 specimen, and in whose department the work has been, 

 done. 



