140 Dr. Good enough and Mr. WoodwahdV Ohfervatkm on 



diftich and alternate ; and the main ftems crowded with very finall 

 Watty excrefcencies. They were adhering to (tones of a moderate 

 faze, fometimes loofe. 



l8. FUCUS TETRAGONUS. 



F. fronde fimplici enfiformi bafi rotundata. ; llipite alato qua- 

 drangular!. 

 Fucus fimbriatus. Gmelin, p. 200. t. 29. f. I. 

 &&£rfibrofa — Siipes inferne teres nudus, mox tetragonus mcm- 

 brana. lata membranacea, bafi rotundata ornatus — Anteaquam mem- 

 brana incipit, foliola f. frondium novarum quafi rudimenta diftiche 

 proveniunt — Haec foliola circiter 12 aut plura, conferta, fubcaitila- 

 ginea fijnt et enervia, pro magnitudine plants: minora, longiora, 

 2 — 6 uncialia et ultra. 



19. FUCUS TERES. 



F. fronde fimplici enfiformi bafi attenuata ; ftipite alato tereti 

 comprefTiufculo. 



Fucus alatus f. phafganoides. Bauh. Pr. p. 154. 



Fucus efculentus. Fl. Scot. p. 938. /. 28. 



Omnia quae priori et huic accidunt, praeterquam quod in hoc 

 membrana bafi attenuata in latius crefcit, et quodjlipes intra mem- 

 branam ne minime quidem tetragonus, at teres et comprefTiufculus. 

 Porro foliola ad bafin membranae, membranacea funt nee cartilagi- 

 nea. From in utroque maxima, longifllma, modo pedalis, faspc 

 ultra humanam altitudinem — At tetragonus longe major evadit. 



We are in doubt to which of thefe fpecics we fhould apply the 



term 



