Pl, cell. aph. 2. THALASSIOPHY TE. 61. Spheeroc. 365 
\ 
Ulva punctata, Stackhouse, Lin. Tr. 3, 236. 
Fucus punctatus, With, Bot. Arr. 4,405; Engl, Bot. 1573; Turn, Hist. 
rae a 
Delesseria punctata, Agardh Disp, 14, 
On marine plants. 
Thallus delicate pale pink ; sporidia dark red. 
2. Spherococcus ulvoides. _ Ulva roundfruit. 
Thallus membranaceous lobed; lobes blunt, pinnatifid, 
edges not cut; tubercles hemispherical. 
Fucus ulvoides, Turner Hist. 80; Engl. Bot. 2154, 
Delesseria wlvoides, dgardh Disp. 14, 
Sea-coasts/ 
b. Spherococcus. Thallus slightly ribbed lengthways at 
the base, proliferous ; tubercles flat on the surface. 
3. Spherococcus rubens. Reddish roundfruit. 
Yhallus rather membranaceous, slightly ribbed length- 
ways at the bottom, mostly two forked; lobes linear, ellip- 
tical, tip round; edge jagged, wavy; surface proliferous ; 
tubercles hemispherical. 
Fucus membranaceus purpureus varie ramosus, Dillen in Raii Syn. 
AT, 36. 
Bueus rubens, Lin. S. P. 1630; Engl. Bot. 1053; Turn, Hist. 42. 
Fucus epiphyllus, #1. Dan. 708, _ 
Fucus prolifer, Lightf. Scot. 2. 
Fucus laciniatus, Gmel. 182. 
Fucus crispus, Huds. Fl. Angl. 580. 
Delesseria rubens, Lamour Essai. 
. Spherococcus rubens, Agardh Syn. 23. 
Chondrus rubens, Lyngbye Hydr. Dan. 18. 
Sea-shore; perennial. 
Mid-rib visible at the base of the thallus, but is after 
wards lost in its substance. 
4, Spherococcus laceratus. Torn roundfruit. 
Thallus membranaceous, tender, slightly veined, mostly 
torked; lobes linear; tip rounded; edge waved and torn; 
tubercles hemispherical; sporidia solitary, scattered. 
Fucus laceratus, Gmel. Fuci, 179; Turn. Hist. 68; Engl, Bot. 1067. 
Fucus crispatus, Lin. Syst, Nat. 2, 718. 
Fuens cristatus, With. Bot. Arr. 4, 103, 
Fucus laciniatus 1, With. Bot. drr. 4, 102. 
Fucus endivifolia, Light. Scot, 945, - 
Rocks and stones on the sea-coast; autumn. 
8. papyraceus. Segments and (oles linear. 
