NATURAL HISTORY. 
5. D. Hyproerossum. E. Bot. t. 1396. 
Ner. Brit. p. 76. t. 138. (Fucus Hyppoe.Los- 
SOIDES.) Exmouth, Torbay, &c. 
6, .D.,.LaceRrara, | Turn, ‘Hist. -#uci,: t._68, 
E. Bot. t. 1067. Not unfrequent on the coast. 
2. Veinless, 
7. D. CoccinEa. Turn. Hist. Fuci, t.59. E. Bot. 
t. 1242, Frequent in rocky basins left by the tide. 
8. D, Lacintata. . Turn:> Hist, ‘Fuci, - t; 69. 
Linn, Trans, vol. 3. p. 156. (F. Lacreratus.) 
var. V. Ner. Brit. p.92.t. 15. (F. Crispus.) 
Vrequently thrown up on the beaches. 
9. D. GuanpuLosa. Turn. Hist. Fuci, t. 38, 
KE. Bot, t. 2135, (Fucus GLANDULOsUS.) 
Torbay. 
SPHZROCOCCUS. 
With scutate root, cartilaginous frond, and uni- 
form, capsulur fructification, 
1...S. Rusens. E., Bot. t. 1053. Turn. Hist; 
Fuci, t. 42. Exmouth warren and Torquay. 
2. S. Crispus. Turn. Hist. Fuci, t. 216 and 
7. (Fucus Crispus.) Ner. Brit. p. 53. t. 12. 
(F. Srexuatus.) This plant varies much in 
form and colour, it is common along the coast. 
3. S. Mamiztyosus. Turn. Hist. Fuci, t. 218, 
E. Bot, t. 1054. Ner. Brit. p. 65.t.12,  (F. 
