66 



3-4 pinnate, ultimate pinnules J-f inch long, 

 wedge-shaped at the base, upper edge rounded 

 and deeply lobed with the 

 lobes serrate when sterile ; 

 rachis rough, hairy. Tex- 

 ture almost leathery. Sori 

 numerous, placed on the 

 edge of the lobes, trans- 

 versely oblong with kidney- 

 shaped indusia. [Fig. 23.] 



Distribution : Temperate 

 Australia and New Zealand. 

 Cultivated. 



6. Adiantum macrophyllum 

 Sw. 



Rhizome creeping. Stipe 

 black, polished, naked. 

 Frond up to 18 inches long, 

 pinnate ; pinnae 4-6 pairs, 

 large, 4 inches by 2 inches, 

 almost sessile, ovate, acute, 

 pointed, with the margin 

 lobed, fertile pinnae narrower ; rachis and 

 surfaces naked. Texture thin, membranous. 

 Sori in continuous lines or slightly interrupted 

 on either side of the pinna. [Fig. 24.] 



FIG. 25. Adiantum 

 formosum R. Br. 

 Pinnule (nat. size). 



