THE MARINE BOTANIST, 219 



dots." Grows on rocks and stones in the sea. 

 Chiefly found along- the southei^ shores of Eng-land 

 and Ireland. Annual. Summer. 



GINANNIA. 



Named in honour of Count Gr. Ginanni, author of an early 

 work on the productions of the Adriatic. 



Frond round^ forked, membranaceo-gelatinous, 

 with a fibrous axis ; cells of the surface-membrane, 

 hexag-onal. Fructification: masses of spores im- 

 mersed in the frond. 



GINANNIA FURCELLATA.— FORKED 

 GINANNIA. 



From two to six inches high, tender, cylindrical, 

 very regularly forked, either firmly or loosely 

 g'^latinous in substance, and of a pinky-red colour. 

 Irish specimens, Dr. Harvey says, are much larg-er 

 than English ones. Some are remarkable for pos- 

 sessing* a distinct midrib, and the branches of the 



