MR. W. MITTEN ON THE GENUS ANISOSTICHIUM. 119 
On Anisostichium, a proposed now Genus of Musei. 
By WinLIAM Mirren, A.L.8. 
[Read June 18, 1863.] 
ANISOSTICHIUM, gen. nov. 
Foliis inequalibus, diversiformibus, uno latere majoribus distichis, 
altero minoribus stipuliformibus ; florescentia terminali fruc- 
tuque Webere. 
l. A. Tozkni. Foliis tristichis, majoribus patulis verticaliter subplanis, 
minoribus suberectis lanceolatis ovato-lanceolatisve. 
Bryum Tozeri, Greville, Scot. Crypt. Fl. v. t. 285. 
Hab. In Britannia Galliaque australi, India orientali temperata, et in in- 
sulis Sardinie, Madeirz, et Javze. 
Fig. 3. A sterile stem, magnified. 
oW E 
GSS 
Ee AL NS 
Fig. 1 (A. pictum). Fig. 3 (A. Tozeri). Fig. 2 (A. pictum). 
2. A. PrcTUM, sp. nov. Caulibus elongatis, foliis majoribus patentibus 
verticaliter complanatis late obovatis apice apiculatis submarginatis 
integerrimis nervo infra apicem evanido, minoribus tristichis erectis 
ovato-lanceolatis nervo breviore cellulis laxis elongatis pellucidis. 
Hab. In Jamaica ( Hb. Hooker.), Veraguas (Dr. Seemann), et in America 
foederata australiore. 
Fig. 1. Stems, of the natural size, Fig. 2. A portion magnified. 
Leaves pale green, the older ones as well as the stems becoming 
beautifully tinged with red. Rudiments of inflorescence are alone 
observable on the specimens from Jamaica, and these occur on 
stems having the same arrangement of leaves as in those which 
are barren. In A. Tozeri the leaves of the fertile stems show but 
