AN ■ENUMERATION OF CULTIVATED PERNS. 291 



127. DICKSONIA. 

 6. D. Youngii, Moore, Proc. Eort. Sac— New South Wales.f 



128. CIBOTIUM. 



4. C. regale, Linden; Moore, Oard. Ohron. (1864), 414.— 

 Mexico.f 



CYATHEA. 



6*. C. princeps, J. 8m. Oibotium prinoeps, Linden, Gat. — 

 Mexico. 



Obs. — Plants of this Fern were sent to this country under the 

 name of Cibotivmi prineeps ; but a plant in Messrs. Lee's nursery- 

 having produced fructification during 1865 proves it to be a 

 Cyathea. 



Abstract of the number of species, and date of intro- 

 duction ; — 



Exotic species at Kew in 1822 40 



Do. My Enumeration of Kew Ferns, 1846 ... 355 

 Do. My Catalogue of Cultivated Ferns, 1857 ... 559 

 This Enumeration, Exotic and Bi-itish ... 1028 

 Do. Fern Allies, Exotic and 



British 66 



To. •! in 1865 1084 



In closing this enumerationj I deem it necessary 

 to state that a few species recently introduced to 

 the Kew collection have failed to become esta- 

 blished, after their names were entered on the list; 

 the principal of vrhich are : Dicramoglossum furcatum, 

 Aconiopteris nervosa, Pleocnemia Leuziana, Adian- 

 tum lunulatum, Lomaria Fraseri, Asplenium lanceum, 

 A. radiatwm, Antigramma 7-epanda, Polystichum 

 anomalum, Loxsoma Ounninghamii, Kaulfussia esexi- 

 IcefoUa. Also the following, entered from my cata- 



