CRYPTOGAMIA ALG^E. 983 



deftitute of joints, many of them crowded or 

 twifted together in fuch a manner as to refem- 

 ble thick threads or thongs, which have the 

 appearance of large branches, out of which 

 the finer threads feem to grow, though in re- 

 ality the thicker threads are compos'd of thefe 

 finer ones. This peculiarity, together with the 

 ruflet color, readily diflinguilhes this fpecies. 



« * * Filan?eni:s hirfutis. 

 CONFERVA filamcntis ramofis sequalibus, ra- 

 12. mulis fimplicibus imbricatis. Hudf. Fl. Ang, 



^. 480. «. II. (Moris, hiji. Ox. III. 650. fe^, 

 15. t, 9./. 6. hon,) 

 Sponge Conferva. Anglis, 

 Amongft the fea rocks in the Frith of Fcrth, and 



many other places. 

 The plant is about three inches long, of a dark, 

 dull, green color, turning when old to a fuf- 

 cous green. 

 Many ftalks arife from the fame root, irregularly 

 branched, the ftalks and branches fimilar, of the 

 fize of fmall packthread, every where clofely 

 imbricated with fine, Ihort, fimple, rigid hairs, 

 which appear through the microfcope to be 

 jointed with numerous tranfverfe feptay and to 

 grow round the branches without order, like 

 the hairs on a moufe*s tail. 



CONFERVA. 



