EXOTIC FEENS. 



115 



scarce and but little known. It is a native of Australia 

 and New Zealand. 

 Chervil Fern {Cheilanthes multijidd). The fronds are 

 triangular, and about 6 inches in length ; it is also un- 

 common. This is a Cape species, and requires to be 

 grown either in a warm greenhouse or a closed case. 



Preiss's Peeit {Qheilanthes Freissiana) is an Australa- 

 sian species, with narrow attenuated fronds, a foot in 

 length, suitable for a greenhouse. 



EoTJGH DooniA (JDoodia asperd). An evergreen fern, 

 with spear-shaped, feather-lobed fronds near a foot in 

 length, and may be cultivated in a greenhouse. 



Tailed Doodia {JDoodia caudatd). This is a common 

 but pretty species of evergreen greenhouse fern, of easy 

 cultivation, and growing freely from spores. It does 

 not exceed 8 inches in height, and is recommended for 

 "Wardian cases 



Ceescent Doodia {Doodia hmulata) is less common 

 than the last, of a similar character, but growing to 

 twice the size. Though too large for the majority of 

 cases, it makes a pretty evergreen fern for cultivation 

 in a greenhouse. Both are Australasian species. 



Laege Doodia (JDoodia maxiond). All these Doodias 

 have a resemblance to the English Hard Eern. The 

 present is a bold evergreen species capable of being 

 grown in a greenhouse. The fronds often attain a 

 length of 18 inches. 



Peolifeeoits WoODWAED Peek {Woodwardia radicans) . 

 This is a curious and interesting greenhouse fern, grow- 

 ing to a very large size, and bearing little plants of the 

 same species at the tips of all the fronds, which are 

 often 4 or 5 feet in length. 



ViEGiKiAi^^" Peen {Woodwardia Virginica). A native of 

 North America, with fronds 18 inches in length. It is 

 sufficiently hardy to stand a mild winter out of doors. 



Ploeida PEE^q- {Woodwardia areolata). Another North 

 American species, of nearly the same size as the last 



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