PLATE LXVIL 



FKi. 



1 . PLUMULARIA OBLIQUA, p. 304, nat. size. 



1 a. A portion of the stem, magnified, with a single pinna. 

 1 b. A calycle, more highly magnified. The last 

 figure is from a drawing by Mr. Busk. 



2. PLUMULARIA HALECIOIDES, p. 306, nat. size. 



2 a. Stem and pinnae, magnified. 2 b. A portion of the 

 compound stem. 2 c. The capsule. 



3. PLUMULARIA FRUTESCENS, p. 307, nat. size. 

 3 a. Pinna, magnified, with a capsule. 



