194 



broad, very blunt, the lower side obliquely cut 

 at the base, the outer edge finely toothed. 

 Texture almost leathery. Rachis and surfaces 

 hairy. Veins disposed in a fan-shaped manner. 

 The fertile portion consisting of a panicle 1-3 

 inches long and a slender stalk 3-4 inches long. 



Cultivated. 



Distribution : South Brazil. 



GENUS L. LYGODIUM Sw. 



(Deriv. Lygodis, flexible ; the climbing 

 habit.) 



Sporangia solitary (or in pairs) in the axils 

 of large overlapping clasping involucres, which 

 form spikes either on separate pinnae or in lax 

 rows along the edge of the leafy ones. Fronds 

 scandent ; pinnae in pairs (conjugate), palmate 

 lobed, pinnatitid or pinnate, veins forked free. 



(a) Barren pinnules ovate, blunt ; the 

 margin entire or lobed. 



i. L. microphyllum. 



(b) Barren pinnules again pinnate or 

 variously deeply lobed or almost palmate ; 

 margin finely serrate. 



(i) Pinnules 8-12 inches long, 6-12 

 inches broad. 



2. L. flexuosum. 



