THALLOGENS. : 6 ALGALS. 
Ataris. Greville. 
Frond membranous with a stout midrib ; stem pinnated. Spores pear-shaped, 
. vertically arranged in the thickened leaflets. 
1. A. esculenta Greville. — (Bappertocxs. Henware. Honeyware. 
Moruins.) Fig. 2. 
Frond from 2 to 12 feet long, olive-green; stem 4 to 8 inches long, 
pinnated with several short flat narrow leaflets. 
Habitat. Rocks in the sea, in deep water. Annual. 
Quality. Nutritious. : 
Uses, The midrib is eaten, when the frond is stripped off. 
mo 
——S==. 
Cuonprus. Stackhouse. 
_ Frond cartilaginous, dilated upwards, flat, ribless, dichotomous, purplish or 
livid red. Tetraspores lying in round masses in the substance of the | 
frond. o 
1. C. crispus Lyngb.—(Carrageen Moss. Iris Moss. Peart Moss.) Fig. 1 
Frond thickish, cartilaginous, dichotomous, flat or curled, segments linear 
wedge-shaped ; masses of spores hemispherical, concave on one side. 
Habitat. Rocky sea-shores of Europe. 
Quality. Nutritive, emollient, demulcent. a 
Uses. Pulmonary complaints, chronic diarrhoea, dysentery, scrofula, rickets, enlarged 
mesenteric glands, irritation of bladder and kidneys.—Jellies, soups, &c. 
: : iS wh 1.—Chondrus crispus in fruit; 2. Alaria esculenta; 3. Laurencia pinnatifida; 4. Porp’ 
da ; 5. Iridea edulis. 
