390 74. Fucus. 2.THALASSIQPHYT.ZE. PL cell.aph. 
& latifolius. Upper lobes ovate, lanceolate, widening 
upwards. 
7 . Integer . Edges scarcely serrate. 
2. Fucus ceranoides. Horn wrack. 
Thallus flat, mid-ribbed, slightly forked ; edge not cut; 
iside branches slender; apothecia compressed, linear, pointed. 
Fucus ceranoides, Lin. S. P. 1626 ; Turn. Ilisl. 89 ; Engl. Hot. 215. 
Fucus distichus, Esper , 139. 
Sea-shore; perennial; winter. 
3. Fucus vesiculosus. Bladdery wrack . 
Thallus flat, mid-ribbed, linear, forked; edge not cut; 
vesicles spherical, innate; apothecia compressed, elliptical. 
Fucus sive alga marina latifolia vulgatissima, Rail Syn. 40, 4. 
Fucus vesiculosus, Lin. S. P. 1026. 
Fucus inamillaris, Esper, 1 18. 
Fucus quercus marina, Gmelin , 60. 
Fucus divaricatus, Lin. S. P. 1627. 
Sea-shore; perennial; winter. 
f3. inflatus. Thallus inflated at the tip; vesicles long. 
Fucus inflatus, Lin. S. P. 1637. 
7 . spiralis. Thallus twisted, spiral; vesicles 0 ; apothecia 
roundish. 
Fucus spiralis niaritimus major, Raii Syn. 41,5. 
Fucus spiralis, Lin. S. P. 1627 ; Engl. Bot. 1685. 
volubilis . Thallus twisted ; vesicles 0 ; tips long, pointed. 
s. aciilus. Thallus narrow; vesicles innate; tips long, 
lanceolate, pointed. 
£. anguslifolius. Thallus narrow; vesicles 0 ; apothecia 
slightly pedicelled, linear, lanceolate, pointed. 
Fucus angustifolius. Withering Bot. Arr. 92. 
>?. Sherardi. Thallus narrow, small; vesicles 0 ; apothecia 
short, oblong. 
Fucus Sherardii, Stackh. Ner. Brit. 72. 
L linearis. Thallus narrow, small; vesicles 0 ; apothecia 
long, linear, lanceolate. 
Fucus linearis, Iluds. FI. Angl. 578. 
Fucus distichus, Light/ . FI. Scot. 912. 
