129 
from M. Foslie; and there have been exchanges also with the 
British Museum, the Muséum d’Histoire Naturelle, of Paris, 
Trinity College, Dublin, the University of Lund, and other in- 
stitutions. The herbarium contains, also, sets of the principal 
exsiccatae issued in Europe and America as well as Okamura’s 
Igae Japonicae Exsiccatae. From the duplicates collected on 
Fic. 21, A coralline alga (Goniolithon solubile Fosl. & Howe) aren and 
covering a living coral. From Culebra Island, Porto Rico. Natural si 
various Garden expeditions, several contributions have been made 
to the Phycotheca Boreali-Americana of Collins, Holden, and 
Setchell. 
In the synoptical section of the public museum, the algae are 
by about 450 exhibits, including dried specimens, specimens in 
fluids, drawings, and photographs. Enlarged ie and photo- 
