iilO WELWITSCH's AFRICAN MARINE ALG.E. 



gainetacecE in Coiijugatce, and Cainptotrichece in Hormojjonece Homo- 



CIJSteCB. W. P. HiERN.] 



Cyanophyce^. 



1. Hyella Born. & Flab, in Morot, Jouru. de Bot. 1888, ii. 162. 



1. H. c^spitosa Born. & Flah. Loanda : near the shore ; March, 

 1854. No. 36a. 



Geogr. Distr. North Atlantic, Mediterranean, Cape of Good Hope. 



Chlorophyce^. 

 1. Ulva L. Gen. 326. 



1. U. Lactuca L. Loanda : on the shore ; Feb. 1854. Near 

 S. Pedro ; July, 1854. No. 33. 



Oeoc/r. Distr. N. Atlantic, North Sea, Mediterranean, West 

 Indies, South Pacific {/ide De Toni), Australia. 



2. U. fasciata Del. Loanda: on rocks of the sea near S. Pedro, 

 Morro de Lagostas, frequent ; Feb. and July, 1854. No. 34. 



Geogr. Distr. General in warm seas. 



2. Entocladia Reinke in Bot. Zeit. 1879, 476. 



1. E. viRiDis Reinke. Loanda: in NitophyUmn ; July, 1854. 

 No. 100. 



Geogr. Distr. North Sea, Mediterranean, Adriatic. 



3. Dasycladus Ag. in Reg. Flora, 1827, ii. 640. 



1. D. cLAV^FORMis Ag. Madeira: Funchal. No. 266. 

 Geogr. Distr. North Atlantic, Mediterranean, West Indies. 



4. Caulerpa Lam. in Desv. Journ. Bot. ii. 141. 



1. C. Selago Ag. St. Vincent, Ciipe de Verde: on rocks 

 covered by volcanic sand; Aug. 1853. No. 214. 



Geogr. Distr. Red Sea, West Indies. 



2. C. scalpelliformis Ag. Loanda : S. Pedro ; Feb. 1854. 

 No. 46. Island of St. Thomas : on the shore of the island (below 

 the equator), together with Codiiim. tomentosuni ; Dec. 1860. No. 262. 



Geogr. Distr. Indian Ocean, Australia. 



3. C. clavifera Ag. St. Vincent, Cape de Verde : very rare on 

 rocks covered with volcanic sand, Porto de Mindello ; 22 Aug., 1853. 

 No. 215. 



Geogr. Distr. In tropical seas, and Cape of Good Hope. 



5. CoDiuM Stackh. Ner. Br. p. xvi. 



1. C. elongatum Ag. Loanda : thrown up on the shores of the 

 island, near S. Pedro ; Oct. 1853 ; Feb. and May, 1854. _ No. 48. 



Geogr. Distr. North and South Atlantic, North Pacific, Medi- 

 terranean, Indian Ocean, Cape of Good Hope, Australia, 



2. C. tomentosum Stackh. Loanda, frequent; Feb. 1854. No. 47. 

 Geogr. Distr. General, 



