the Briti/h Fuc?\ with particular Defer ipt ions of each Species. 227 



his defcription is not perfectly clear; and we have never obferved 

 the blackilh fpots with which it is there faid the whole plant is 

 fprinkled. 



Mr. Lightfoot defcribed his tuberculatus as being branched dire6tly 

 from the root ; and we have in our poffefrion a Scottifh fpeci- 

 men which agrees with that defcription, but have never obferved 

 any Englifh ones anfwerable thereto. This may poflibly be Ray's 

 ■' Fucus teres rubens ramofiffimus^ though, for want of the fructifica- 

 tion being defcribed, it is impoflible to afcertain whether that be 

 confervoides or a variety of this fpecies. 



It is found adhering to the fub-marine rocks and ftones on almofr. 

 eveiy part of the BritilTi coaft. — The van /2, defcribed by Mr. 

 Lightfoot, we have never yet feen. 



70. FUCUS AMPHIBIUS. 



F. fronde filiformi ramofiflima, ramis alternis j ramulis capilla- 



ribus, apice involutis tuberculatis. 

 F. fcorpioides. Gm. p. 13;. R. Syn. p. 38. n. 4. /. 2. f. 6. 



Fl. Ang. p. 590. Withering^ vol. 3. p. 260. 

 /3 Ramis crafliufculis, ere&iufculis. 

 Habitat in rupibus, faxis fub-marinis, et ad radices plantarum ia 

 foflis et palufrribus maritimis frequens. Hudfon. — Inter rejectamenta 

 maris apud Yarmouth in Norfolcia. legimus — /3 prope Exmouth in 

 com. Devon. 



Radix fibrofa — From gregaria cartilaginea, filiformis, teres, unci- 

 alis vel fefquiuncialis, crafhtie fetas porcinae, ramis alternis patenti- 

 bus — Ramuli capillares breviflimi alterni, patentes ; fupremi in- 

 curvi, tuberculis mucilaginofis feminiferis involutis — C^rexfufco- 

 virefcens. 



G g 2 This 



