412 ETTM010(5T. 



Cincinalis, meaning unknown. 



Colysis, Jcohjsis, separation, ; a species separated from other 

 genera. 



Coniogramma, konis, dust, gramma, a line ; imperfect spo- 

 rangia, bat not applicable in perfect specimens. 



Cryptosorus, hryptos, hidden, sorus, the sori ; sori immersed 

 in the substance of the frond. 



Ctnopteris, ptilon, pluma or wing ; the small plume-like 

 fronds of many of the species. 



Cyathea, hyathos, a cup ; the form of indusium. 



Cyclodium, hijltlos, circle ; the form of indusium. 



Cyclopeltis, kyhlos, circular, peltis, shield ; the form of 

 indusium. 



Cyrtogonium, kurtos, convex, gonia, an angle ; the anas- 

 tomose of the veins. 



Cystodium, a cyst, and odimn, a tooth ; form of indusium. 



Cystopteris, kystos, a cyst ; the inflated indusium. 



Danre, in honour of Pierre Martin Dana, a Piedmont 

 botanist. 



Davallia, in honour of Edmond Davall, a Swiss botanist. 



Dennstadtia, Dennstadt, a German writer. 



Deparia, a cup or basin ; the form of the indusium. 



Diacalpe, dia and kalpe, a vessel ; in allusion to the cup 

 indusium. 



Dicksonia, in honour of James Dickson, a British crypto- 

 gamist. 



Diclidopteris, di, two, klidia, a bed, pteris ; the two recep- 

 tacles of the sporangia. 



Dicranoglossum, dikranos, forked, glossa, tongue ; the fronds 

 forked and pendulous. 



Dictymia, diktyon, a net ; the netted venation. 



