-- 



FILICES 



Fig. 51. Glekhenia polypodioides (L.) Smith 1. Portion of frond. 2-5. Different views 



of sporangia. (1 from nature; 2-5 from Engler and Prantl) 



J' ig. 52. Aipidium capense h. 1. Portion of" frond. 2. Transverse section of sorus and 

 indusium. 3, 4. Sporangia. 5. Spore. (1 and 5 from nature; 2 4 from Engler 

 and Prantl) 



