376 6%. Gigart. 2: THALASSIOPHYT2E. Pl. cell aphy 
s. albida. Thallus rather compressed, slightly: forked ; 
twigs awlshape. 
. Fucus albidus, Huds. Fl. Ang, 552. , 
ye verrucosus, Gmel. 136. 
¢. inflata. Thallus bent in, near the tip. swollen here 
and there with lanceolate, podshape'tumours. 
y. geniculata. Thallus bent as if broken at the ae 
12. Gigartina Turneri. Turners plum-weed. 
Thallus threadiike, pale reddish brown, hairlike, uneven, 
much and very irregularly branched; twigs scattered; tu- 
- bercles hemispherical, sessile, scattered. 
Conferva verrucosa, Turnerii, Engl. Bot. 1688. 
Sea-shores; annual; summer. 
Thallus 3 inches long. 
. Gigartina viridis. Green plum-weed. 
Thallis cartilaginous, threadlike, repeatedly and conti- 
nually pinnate; branches and twigs opposite; ¢ubercles he- 
mispherical, sessile. 
' Fucus viridis, Fl. Dan. 886; Engl. Bot. 1669; Turner Hist, 97. 
Desmaretia viridis, Lam. Thal: a5. 
Chordaria? viridis, Agardh Syn. \4, 
Gigartina viridis, Lyngbye Hite Dan. 44. 
Sea-shore; annual; spring and summer. 
Thallus 1 or 2 feet long, fine orange, growing verdigris: 
green. 
e. Gigartina. Thalius threadlike, equal ; tubercles round, 
amimersed 4 in the twigs. 
14. Gigartina, lycopodioides. Wolfs-claw plum-weed. 
Thallus threadlike, mostly simple, entirely covered with 
threadlike twigs, closely imbricated and slightly forked at 
the tip. 
Fucus lycopodioides, Lin. Syst. Nat. 717; Turn. Hist. 12; Engl. Bot. 
1163. 
Conferva squarrosa, Fl. Dan. 361. 
Fucus Lycopodium, Stackh. Ner. Brit, 107. 
Furcellaria lycopodioides, 4gardh. Syn. 11. 
Gigartina lycopodioides, Lyngbye Haas Dan. 43: 
Sea-shore. 
Thalli aggregate, naked at bottom, above densely imbri- 
cated with “simple or pinnated twigs, brownish red growing, 
black. 
