66 
3-4 pinnate, ultimate pinnules 4—3 inch long, 
wedge-shaped at the base, upper edge rounded 
y 
EA Lil oS 
Fic. 23.—Adiantum 
formosum R. Br. 
Pinnule (nat. size). 
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; pinne 4-6 pairs, 
large, 4 inches by 2 inches, 
almost sessile, ovate, acute, 
pointed, with the margin 
lobed, fertile pinnz narrower; rachis and 
surfaces naked. Texture thin, membranous. 
Sori in continuous lines or slightly interrupted 
on either side of the pinna. ([Fig. 24.] 
