Clmtoplioroidem?^ draparnaldia. 357 



and the structure being so lovely. D. glomerata is the 

 largest of the family, and when found in a young state 

 before the zoospores have escaped, it is truly beautiful. 

 It adheres closely to paper, but it is so gelatinous than in 

 most cases it must be allowed to dry on the paper before it 

 is pressed, as it adheres to whatever covers it. 



2. Draparnaldia nana, HassalL (Plate XX. fig. 79, 

 plant, natural size ; on the right, a branch magnified, and 

 underneath, a branchlet still more magnified.) 



Filaments highly mucous, very slender, sparingly branched. 

 Branches acuminate, not usually ciliated. Cells rather 

 broader than long. — HassalL 



Hab. In streams, adhering to grass and weeds, and sticks 

 and stones. Mr. Hassall says that is not uncommon in 

 England in spring. It is rare in Scotland. 



The first time I found it, it was adhering to a piece of wood 

 in a runlet of water pumped from a coal-pit near Stevenston, 

 where the obstructing wood and stones formed a little 

 waterfall. The next time I got it in great beauty in October, 

 attached to withered grass, which, tliough rooted on the 

 bank, was in part floating in the stream of Stevenston burn, 

 at a place generally affected by the tide. Tor seven years 

 I never saw it again, though I often sought it at the same 



