INDEX. 



Introduction 339 (3) 



I. General part. 



Notes on the external conditions under which the Caulerpas live in Danish West India 340 (4) 



The rhizome and roots of the Caulerpas and their variations under different external conditions 343 (7) 



1. The epiphytic or mud-collecting Caulerpas 344 (8) 



2. Sand and mud Caulerpas 345 (9) 



3. Rock and coral-reef Caulerpas 34(> (10) 



The different types of assimilation-shoots in Caulerpa and their ecological adaptation to the 



surrounding external conditions . 347 (1 1) 



1. Caulerpa with leaf-like, bilateral assimilation-shoots 348 (12) 



2. The radial Caulerpas 351 (15) 



II. Systematic part. 



1 . Caulerpa verticillata .1. G. Agardh 355 ( 1 9) 



2. — Webbiana Montagne 357 (2 1 ) 



3. — proliféra (Forsk.) Lam 359 (23) 



4. — crassifolia (Ag.) J. Ag 362 (26) 



5. — taxifolia (Vahl) Ag 363 (27) 



6. — sertularioides (Gmel.) Howe 365 (29) 



7. — Ashmeadi Harv ■ 367(31) 



8. — cupressoides (Vahl) Ag 368 (32) 



9. — racemosa (Forsk.) Weber v. Bosse 378 (42) 



Bibliography 390 (54) 



