130 Dr. GoODESOUGU and Mr. Woodward'/ 05/ervatiofis on 



fome fort of callous expanfion, as we know that fuch are the root? 

 of their affinities fonicuhiceus znAfibrofus. 



13. FUCUS ERICOIDES. 



F. frondc filiformi ramofifTima, foHis fubulatis, termlnahbus 

 confeitis artte imbricatis, bafi tLibercuUferis. Herb. Liim. 

 Buddie, p. 18. «. 2. 19. fJ. a. 5. Petiver, p. 40. ft. 3. 

 Fucus erica marina. Gmelin, p. 128. /. Ii. /. 2, — non bona. 



Lm>!. MSS. 

 Fucus tamarifcifolius. FI. Ang. 576. Withering, 3. p. 239. 

 Habitat in rupibus fubmarinis in Infula Portlandia — In com. 



CornubiaD, Devonian, Eboraci. 

 Radix callus expanfus crafTus durus — Frons prime ortu dura lig- 

 nofa teres, at frequentius ramis vi fludluum abruptis, fuperficie in- 

 sequali. Haud mora ramofa fit ramis omnibus dense ftipatis 

 — Rcvni longiufculi in plurimos ramulos alternatim fitos divi- 

 duntur. Hi ramuli folia plurima alterna fubulata gerunt inferne 

 remotiufcula, fuperne conferta ardle imbricata — Ad apicem ramulo- 

 rum hsc folia bafi extus tubercula exhibent, minuta, rotunda, gla- 

 berrima, veficulas, referentia, qua: frudificationem praeftant — Color 

 nigricans — Altitudo 3 — 9 uncialis. 



ObJ. Tubercula ad bafin foliorum, foliis ipfis fub-duplo ampliora. 



Mr. Hudfon confounded our F. ericoides zndifelagittoides under the 

 name tamarifcif alius, and, imagining them to be one and the fame, 

 framed his defctiption accordingly. We have fpoken fufficiently 

 of /elaginoides under that article. F. ericoides is conftantly diftin- 

 guilhable by its numerous branches growing clofe together in the 

 manner of a (hrub, and by its leaves alternate and fomewhat re- 



6 mote 



