FERN GROWING 



71 



lelum, and ramosum ; from this mixture the following have been 

 raised, ramo-capitatum (a very good ramose form — Fig. 12), 



Fig. 10. — Optandum. Upper half of frond. 



ramosum Lowei, a stronger grower than ramosum, and admir- 

 abile, a somewhat depauperate variety with narrow pinnae. 



In 1879 the same varieties were again sown together, and 

 amongst the seedlings are nitens (a very varnished-looking 



