four new Species of Fucus, 133 



Fucus clavellofus. 



F. fronde filiformi fubgelatinosa ramofilTima ; ramis confertis; ra- 

 mulis fubulatis fubpinnatis,.tuberculis axillaribus. 



Tab. X: 



Fig. I. Planta natural! magnitudine. 



2. Ramulus cum capfula lente au<Stus. 



3. Ramulus alter feminibus difperfiSi 



Habitat apud Brancafter in Norfolcia; inter reje6lamenta maris apud 



Yarmouth frequens. 

 Annuus. Floret Jialio, Augufto. 



Radix callus minutus. Frondes plurimae, fere fpithamasae, filiformes, 

 teretes, lubricas, undique ramofiflimas, ramis ramulifque approxi- 

 matis, longitudine variis, fummis fere pinnatis, fubulato-clavatis, 

 plerumque oppofitis, nunquam vel verticillatis vel ita contradlis ut 

 articulati videantur. Frondis craffities pennam pafTerinam raro 

 asquat. Frudificatio, tubercula minuta, nigricantia, e cordato- 

 triangularia, inter ramulos. minimos fita, feminibus referta, quae, 

 capfulis marcefcentibus, ramulis inordinatim adhaerent, ulvaeque 

 fppciem pro fe ferunt. Color pallida ruber. 



For the information, that the late Rev. John Lightfoot had in- 

 tended to defcribe the prefent plant as a diftinA fpecies, and had- 

 beftowed upon it the trivial name of clavellofus, I am indebted to 

 the kindnefs of Sir Thomas Fi"ankland; and, as. this gentleman has 

 abundantly found it upon the rocks at Scarbro', and long been in 

 the habit of obferving it, I mufl be allowed for the fake of fcience to 

 exprefs the wifh I have always felt that he would himfelf have un- 



8 dertakc n\ 



