BRITISH SEA- WEEDS. 



87 



XXIII. ASPEROCOCCUS, 



1. compvessus, Griff. 



2. Turneri, Hook. 



3. echinatus, Grev. 



XXIV. LiTOSIPHON. 



1. pnsilliis, ITarv. 



2. Laminarise, Harv. 



XXV. Chorda. 



1. filum, Lx. 



2. lomentaria, Grev. 



Fam. 5. ECTOCARPEiE. 



XXVI. Cladostephus. 



1. verticillatus, Lyngh. 



2. spotigiosus, Ag. 



XXVII. Sphagelaria. 



1. filicina, Ag. 



2. Scoparia, Lyngh. 



3. sertularia, Bonn. 



4. plumosa, Lyngh. 



5. cirrhosa, Ag. 



6. fiisca, Ag. 



7. radicans, Harv, 



8. raceniosa, Grev. 



XXVIII. ECTOCARPUS. 



1. littoralis, Lyngh. 



2. siliculosus, Lyngh: 



3. fasciculatus, Harv. 



4. Hincksise, Harv. 



* 5. scorpioides, Harv. 



* 6. spincscens, Harv. 



7. longifructus, Harv. 

 * 8. amphibius, Harv. 

 9. tomentosus, Lyngh. 



10. crinitus, Cann. 



11. pusillus, Griff. 



12. simplex, Ag. 



13. villum, Harv. 



14. distortus, Ciznw. 



15. granulosus, Ag. 



16. spheerophorus, Carm. 



17. brachiatus, Harv. 



18. Mertensii, ^_$i'. 



19. Landsburghii, ^(a;ry. 

 XXIX. Myriotrichia. 



1. clavajformis, Harv. 



2. filiformis, Harv. 



Earn. 6. CHORDARIE^. 



XXX. Myrionema. 



1. straiigularis, Grev. 



2. Leclancherii, Harv. 



3. punctiforme, Harv. 



4. clavatum, Harv. 



XXXI. Elachistea. 



1. fucicola, Fr. 



2. flaccida, 7^;-. 



3. curt a, Aresch, 



4. pulvinata, Kuiz. 



{attenuata, Harv.) 



5. stellulata, Harv. 



