AN ENUMERATION OF CULTIVATED FEENS. 199 



101. DOODIA, R.Br. 



Vernation fasciculate, erect. Fronds pinnatifid or subpiimate, 

 the fertile sometimes subcontracted ; segments 

 serrate or spinulose. Veins forked, the lower 

 venules transversely anastomosing and sporan- J 



giferous. Receptacles medial, elongated, consti- 

 tuting one, or sometimes two, transverse rows ot 

 oblong, straight, or arcuate sori. Induwum 

 plane. 



1 D. aspera, R. Br. ; SooTc. Exot. Fil t. 8 



Hoolc. Gen. Fil. t. 54 ; Lowe's Ferns, 4, 

 t. 30. Australia. 



2 D blechnoides, A. Cunn. ; Metten. Fil. 



Sort. Leip. t. 6, /. 3. D. maxima, 

 Lowe's Ferns, 4, t. 32 ; J. Sm. in Loud. 

 Sort. Brit. Australia. 



3 D. lunulata, R.Br. in Herb. Brit. Mus.; 



Lowe's Ferns, 4, t. 31 B. New 

 Zealand. 

 4. D. caudata, R. Br. ; Soolc. Exot. Fil. t 26 ; 



Lowe's Ferns, 4, t. 31 A. D. rupestns, ^.nus 101.- 



? . Australia. under side. No. 1 . 



5 D linearis. Vernation fasciculate, erect, becoming csespi- 

 tose. Fronds linear, 6-10 inches long; the sterile 

 sinuose-pinnatifid below, subentire above; the fertile 

 linear, anfractose, rachiform, erect. D. caudata, var. 

 confmens, Sort. New Caledonia. (G. Moore.} 



6. D. dives, Kunze, Fil. 1. 105. Ceylon. 



102. LOMABIA, Willd. 



Vernation uniserial and sarmentose, or fasciculate, erect, 

 c^spitose, or sometimes subarboreous. Fronds simple pinna- 

 tifid! or ^innate, rarely bipinnatifid, 1-3 feet ^h the fer lie 

 always contracted. Veins (of the sterile frond) forked ; venules 

 free, their apices usually clavate ; fertile segments rachiform, 



