498 The Cryptogamoiis Plants of Dr. Roxburgh. 



7. A. serrulatum. R. 



Stipes smooth ; fronds (2-3 feet high,) alternately pinnate ; 

 leaflets (about 15) smooth ; broad-ensiform, margins re- 

 motely serrulate ; inner upper angle enlarged ; terminal lobe 

 larger, and pinnatifid. Fructifications in lines, on the (se- 

 condary) veins, of which the lower are often double. Invo- 

 lucre single or double, according with the lines. 



Nat. of Amboyna and other Malay Islands. 



8. A. crenatum. R. 



Stipes smooth; fronds smooth; (several feet high^) alter- 

 nately pinnate ; leaflets linear-ensiform, elegantly crenate, 

 (6-9 inches long.) Fructifications in numerous double and 

 single lines, on the (secondary) veins. Involucre double or 

 single. 



Nat. of the Malay Islands. 



9. A. cultrifolium. Linn. 



Stipes smooth, grooved ; fronds (2-4 feet high,) suboppo- 

 sitely pinnate ; leaflets lanceolate-falcate, taper-pointed, 

 gash-serrate, firm and smooth. Fructifications in rather re- 

 mote, longish, parallel lines. Involucre separating inwards. 



Nat. of Amboyna. 



10. A. varium. R. 



Fronds alternately-pinnate ; leaflets from ensiform to li- 

 near, and obtuse, smooth, largely-crenate^ inner crenature 

 on the upperside very large. Fructifications in various sized 

 single and double lines. Involucre single and double, each 

 separating outwards. 



Nat. of Amboyna. 



11. A. hemionitoides. R. 



Stipes pretty smooth ; fronds lanceolate^ alternately pin- 

 nate ; leaflets falcate, obtuse, the lower pinnatifid ; the up- 

 per more or less crenate-serrate, inner crenature on the up- 

 per side larger. Fructifications generally in double lines, 

 with a vein between them. Involucres double. 



Nat. of the Malay Islands. 



