CRYPTOGAMIA ALG^. 921 



opaque, vifcid and flippery to the touch ; of a 

 dirty yellow color when frelh, but blacki(h 

 when dry. 



The firft rudiment of this Fucus exaflly refembles 

 a Peziza, or a fmooth circular concave difc 

 like a faucer, an inch or more in diameter, of 

 a livid color, and tough coriaceous fubftance, 

 fupported by a cylindrical foot-ftalk, about 

 half an inch long. 



From the centre of this difc, when nearly arrived 

 to its full fize, arife one, two, or more ftalks, 

 of the length and width above-mentioned, 

 fomewhat flatted or comprefs'd, and dichoto- 

 mouQy divided into long, narrow, linear feg- 

 ment-s or thongs, taper at the ends, and void 

 of rib or nerve. 



The whole furface of the plant, when in frucflifi- 

 cation, is covered with fmall tubercles or mu- 

 cous veficles, perforated at the top, and full 

 of feeds. 



JiUquofus F. fronde comprefla ramofa, foliis diftichis alter- 

 II' nis integerrimis, frudificationibus pedunculatis 



oblongis mucronatis. Syji. nat. edit. 13./'. 813. 

 Sp.pl. 1629. 

 {Ger. ewac. p. 1569. Jig. 7. Seb. Th. 11. p. j86. 

 ^' 95- /• 3- Oed. Dan. t. 106. Gmel. hift. 

 fiicor. p. 81. L 2. B, bom.) 



Podded 



