G. JANIA. 
123 
Var. B. Inclining to pyriform ; solitary ovaria on 
each branch.—Plate 9. fig. 7. 
South America. 
Var. C. Crested, or like a plume ; with truncated 
ovaria. 
European seas. 
Var. D. Seeded ; ovaria numerous, with long seta- 
ceous appendages. 
European seas. 
Var. E. In links. 
European seas. 
Var. F. Surface of the articulations sometimes 
covered with small projecting asperities. 
Mediterranean. 
Var. G. In no wise differs from Var. A. except in 
being considerably smaller. 
America. 
HORNED. 
9. Jan i A corniculata. Articulations of the stems 
and branches slightly compressed in the upper part, 
the sides terminating in setaceous appendages, vary- 
ing in length. 
Var. A. Appendages short. 
Var. B. Polypidom very small, appendages long. 
Var. C. Polypidom of moderate size ; appendages 
long and curly. 
