240 
FERNS : BRITISH AND FOREIGN. 
1. C. Schi.ed.ei, Scldecht.; Hook. Sp. Fil. t. 30 A ; Hook. Gen. 
FiL t. 25; Lowe's Ferns, 8, t. 35. — Mexico. 
2. C. Barometz, J. Sm. Gen. of Ferns. Poly podium Barometz, 
Lour. Cibotium glaucescens, Kunze, Fil. i. 31. 
Cibotium Cumingi, Kunze. — China. 
3. C. Menziesii, Hook. Sp. Fil. t. 29 C . — Sandwich Islands. 
129. THYRSOPTERIS, Kunze. 
Vernation fasciculate, arborescent. Fronds decompound- 
multifid, the fertile portion contracted. Sori paniculate. Veins 
pinnate; venules free. Accessory and special indusia equal. 
Genus 129. — Portion of fertile pinna. No. 1 . 
uniform, constituting a calyciform cyst, including sessile, com- 
pressed sporangia seated on an elevated, globose receptacle. 
1. T. elegans, Kunze, Fil. t. 1; Hook. Gen. Fil. t. 44 A; 
Lowe’s Ferns, 8, t. 34. — Juan Fernandez. 
Tkibe XI.— CYATHEJ1. 
Sori round, intra-marginal. Receptacles elevated, globose or 
columnar. Indusium calyciform, semi-caiyciform or squamiform, 
or altogether absent. 
