1806 CRYPTOGAMIA. ALGAE. 1942. Fucus, 



vermicular is. Soft, pellucid: items round, branched: fronds round, 

 alternately pinnate, petioled, very ihort, tumid at top, 

 Gmel t, 18 4. 



Jpinofus. Cartilaginous, leaflefs, branched, with whorled denticles 

 3 together. JVulf. Jacq. 3 t- 15. 1, 



fpermophorus. Membranous, forked, comprefTed, capillary: tuber- 

 cles peduncled, lateral: leaves linear, many-cleft. 



cafpitofus. Round, branched, with crowded warts tapering to both 

 ends fimple and branched. Forjk. 



papillofus. Round, branched, every where clothed with fpiral rows 

 of warts many-iobed at top. Forjk. 



uvifer Round, with Scattered branches, and crowed ovate tubercles, 

 Forjk, 



* plumojus. Rather cartilaginous, repeatedly branched ; branches 



doubly pinnate; ultimate fegments oppofue fubulate, ending in, 



tubercles which are 4-eleft when ripe. E. Bot. 1308. 

 *tomentoJus- Roundifh, equal, downy, forked, obtufe. E. Bat. 712, 

 *tuberculatus. Filiform, forked, unequal in length; angles of the 



forks rather obtufe; tips oblong, obtufe, fruiting. E.Bot t. 729. 

 *rotundus. Filiform, forked, flat topped; angles of the forks round* 



iih , tips forked, acute, with lateral deformed w r arts. 



Ner. Prit t. 14. 

 fajiigiatus. Filiform, forked, much branched, obtufe. Fl.Dan. 393, 

 lanojus. Capillary, forked, much branched, rough. 

 *iumbricalis. Filiform, forked, flat-topped; angles of the forks acutej 



tips fruiting, linear-lanceolate, round. E. Bot. 824. 



* pllcatus. Somewhat horny, filiform, equal, much branched} 



branchlets rather leaning to one fide, entangled: tubercles lateral 

 and terminal: Eng. Bit. 1080. 



* conferva; des. Filiform, much branched; branches and branchlets 



rather leaning one fide, tapering to both ends: Tubercles hemif- 

 pha:rical, lateral, fessile- Ner. Brit. 15 



* jiagelliformis. Filiform, flippery, branched ; branches, 2-rowed, 



moitiy alternate, long, fimple or divided, obtufe. E. Bot. 1222. 



*Filum. Slippery, fomewhat cartilaginous, filiform, tapering to both, 

 ends, tubular, fomewhat jointed within, Ner, Brit. 10. 



*Lycopodioides. Filiform, branched, every where clothed with pro- 

 minent briftles: branches moltly fimple. E. Bot. 1163. 



*pinaflroides. Filiform, branched, every where clothed with fubu- 

 late fimple briiiies rather leaning to one fide: branches involute 

 at top. E Bot. 1042. 



*fubfufcus. Filiform, much branched; branchlets moftly alternate, 



fubulate, fhort: fruit axillary, in fmall oblong pointed cluttered 



pods. Eng. Bot 1164. 



~*,purpurafcens. Filiform, much branched ; branchlets fetaceous, 



Scattered, fubulate: tubercles globular* turgid/imbeded. E t Bot. izSi 



