30 ASPLENIUM. 



cultivation. Most graceful, elegant, and 

 free growing. 



FONTANUM. (Smooth Rock Spleen- 



wort.) Fig. 17. From 2 to 5 inches. 

 Growing in masses. Dullish green. Frond 

 rigid, erect, narrow, and tapering most 

 downwards. Stem with a rather lighter 

 border along both sides. First rudiments 

 of pinnae beginning near the bottom. 

 Pinnae alternate, short, and very blunt. 

 Pinnules thick in texture, much widening 

 upwards, cut into bristled angles at their 

 apex, and sloping off at the base into a 

 stalk -like junction with the pinna. Sori 

 in the centre, and eventually uniting. 

 May. Evergreen. Rare, if yet existing 

 in any natural locality. Perhaps on rocks 

 or walls in the North. Succeeds weD, but 

 requires protection. A pretty diminutive 

 plant. 



LANCEOLATUM. (Lanceolate Spleen- 



wort.) Fig. 9. From 4 to 12 inches. 

 Growing in masses. Frond widest in the 

 centre, and contracting both ways. Pinnae 

 alternate, shortish, bluntly- tapering, and 

 from about a third upward. Pinnules 

 simple, alternate, broadly wedge-shaped, 

 stalked, and toothed. Sori somewhat to- 

 wards the margin, inclining to round, 

 eventually uniting, but not so as quite to 



