CRYPTOGAMIA ALGJE. 979^ 



teriftic of this fpecies. Though it be green 

 and pellucid when recent, it turns dark and 

 almoft black in drying, and frequently becomes 

 hard on account of the mud which is generally 

 mix'd with it, 



emphihia6. CONFERVA filamentis squalibus ramofis, ex- 

 ficcatione coeuntibus in aculeos. Sp. pL 1634. 

 ^ (Billcn. mufc. 22. /. 4. /. 17. A, B. C.) 



Amphibious Conferva. Anglis. 

 In ditches, on the banks of rivers, and other wet 



fhady places. X — III. 

 It confifts of numerous, very fine, dark-green 

 threads, a little rigid to the touch, creeping 

 together, and forming a wide, thick, fpongy 

 mat, fometimes two or three inches deep, the 

 furface of which appears reticulated, owing to 

 the various diredion of the fibres. When dry, 

 the fibres converge into points, a little lliff 

 and rigid, when moift, they are again expanded. 

 The plant has a mouldy ungrateful fmell, and 

 holds water like a fpunge. 



CONFERVA filamentis aqualibus ramofifllmis 

 elongatis mollibus.— tS^. pi. 1634. emendata. 

 CDillen. tnufc. 23. /. 4. /. i .) 



The fcft olive fca Conferva. AngHs. 



Upon the fea rocks in the Frith of Forth^ about 

 New-Haven^ &c. 



R r r 3 It 



