142 Dr. GooDENOUGH (i»J Mr. WoodwardV Ohfei-vattcm oh 



Bauhin's defcription is very fatisfa(Slory. 

 Both fpecies are eaten, as indeed are other Fuci. 

 Tetragonus is found on the rocks in the Ifle of Man ; teres on the 

 rocks out at fea near Holyhead in the Ifle of Anglefey. 



20. FUCUS ALATUS. 



F. fronde membranacea tenerrima ramofa fubdichotoma. 



Herk BuMe, p. 12. «. 2. 6. Peliver, />. 25. «. 4. G;w//«, 



p. 187. /. 25. / I, 2. Fl. Dan. i. 352. R. Syn. p. 44. n. 20. 



Linn. Mant. 135. Fl. Ang. p. 57 8. Fl. Scot.J}. 951. mther- 



ingf vol. 3. p. 243. 



Habitat in rupibus, faxis et tignis fubmarinis paflim. 



Ra.ix callus expanfus — Caules plurimi, omnes alati, ab eadem 



radice oriuntur, qui fub ipfo ortu ramofi fiunt, et fspius dicho- 



tomi — Subjl.ntia omnino tenem—Ramuli diftichi alterni, et prae 



membrana per totam plantam connexa, decurrere videntur — Apices 



ipfi ramorum ramulorumque a tuberculis omnino immunes; 



variant integri et bifidi, obtufi et acutiufculi, pro state et loco 



Fru£lifcatioy tubercula parva rotunda apicem ramulorum verfus 



nervo adhaerentia— Co/or omnino amceniffimus, modo virefccns 

 nervo rubro, modo omnino ruber. 



Rami variant latitudine ^ lin.— j- unciales et ultra — Altitudo 

 1 — 3-\incialis. 



Our fpecific defcription is fully fufficient to diftinguifh this 

 plant; for no other in this divifion has a thin membranaceous 

 pellucid fubftance. Its .beauty makes the moft incurious obferver 

 •notice it. 



2J. Focu^ 



