Phycell.aph. 2. THALASSIOPHYT &. 61.S8pheroc. 367 
7. Spherococcus Norvegicus. Norway roundfruit. 
Thallus cartilaginous, forked, veinless ; segments linear ; 
edge not cut; tip y blunt ; tubercles hemispherical. 
Fucus Norvegicus, Turn. Syn. 222; Engl. Bot. 1080, 
Fucus crenulatus 6, Turn, Tr. Lin. Soc. 17, 131. 
Fucus polymorphus, var. Lamour Diss. 
Spherococeus Norvegicus, dgardh Disp. 15. 
Chondrus Norvegicus, Lyngbye Hydr. Dan, 16. 
-Sea-shore; perennial; March. 
8. Spherococcus crispus. Crisp roundfruit. 
Thallus cartilagmous, forked, crisp, palmate; segments 
dilated; edge not cut; iwber Aes solitary, immersed in the 
tip of the thallus. 
Fucus membranaceus, ceranoides varie dissectus, Raiz Syn. 44, 16. 
Fucus membranaceus ceranoides ramosus, per siccitatem obsolete vi- 
rescens, Dillen in Raii Syn. 44, \7. 
Fucus crispus, Lin. Mant. 134, 
Fucus ceranoides, Huds. Fl. Angl. 582. 
Fucus polymorphus, Lam. Essai. 
ere rococens crispus, 4gardh Syn. 24, 
Iva crispa, De Candolle Fl. Tr. 2,15. 
Sea-shores; perennial; October to May. 
B. virens. Thallus rather membranaceous; segments 
widening at top, flattish; doles long, pointed. 
y. stellatus. Thallus rather leatherlike; segments widen- 
ing at top; 7ip divided into many short, clustered lobes. 
Fucus stellatus, Stackh. Ner. Brit. 53. 
d. equalis. Thallus cartilaginous, thick; segments all 
equal, linear; doves blunt. 
Fucus crispatus, Fl. Dan. 326. 
Fucus crispus, Stackh. Ner. Brié. 12. 
Fucus foliifer, Esper, 106. 
_£. filiformis. Thallus cartilaginous, compressed ; segments 
linear, flat; doles long, acute. : 
Fucus filiformis, Huds. Fl. Angl. 585. 
Fucus ceranoides albidus, ramulorum apicibus stellatis, Dillen in Rati 
Syn. 44, 18, 
é. patens. Thallus rather cartilaginous, linear, here and 
there channelled; angles of the forks spreading. 
Fucus patens, Lin. Trans, 3, 173. 
n. lacerus. Thallus cartilaginous, compressed ;  f very 
~ narrow, long, lobed. 
~ Fucus lacerus, Stackh. Ner. Brit. 11. 
8. Sarniensis. Thallus leatherlike, cartilaginous ; 3 seg- 
ents here and there rather channelled, dilated ; tip round- 
ao 
