240 



FERNS : BRITISH AND FOREIGN. 



1. C. Sehiedei, SchLcld.; Eoulc. Sp. Fil. t. 00 A; ilooh.Gen. 



Fil t. 25; Lowe's Ferns, 8, t. 35. — Mexico. 



2. C. Barometz, J. Sm. Gen. of Ferns. Polypodium Barometz.. 



Lour. Cibotium glaucescens, Kunze, Fil. i. 31. 

 Cibotiuni Cumingi, Kunze.^-China.. 



3. G. Menziesii, Eoolt. Sp. Fil. t. 23 ft— Sandwich Islands. 



129. THYRSOPTERIS, Kunze. 



Vernation fasciculate, ai-borescent. Fronds decompound- 

 mnltifid, the fertile portion contracted. Sori paniculate. Veins 

 pinnate; venules free. Accessory and special indusia equal, 



Genus 129. — Portion of feitilo pinna. No. 1. 



uniform, constituting a calyciform cyst, including sessile, com- 

 pressed sporangia seated on an elevated, globose receptacle. 



1. T. elogans, Kunze, Fil. t. 1; UooTi. Gen. Fil. t. 44 .4; 

 Lowe's Fsrns, 8, t. 84. — Juan Fernandez. 



Tjjibe XI.— CYATHE.E. 



Sori round, intra-marginal. Receptacles elevated, globose or 

 columnar. Indusiwm calyciform, semi-cal^oit'orm or s<juamiform, 

 or altogether absent. 



