15 



it must be regarded as a distinct species growing parasiticaliy 

 in the anlheridia of Phijllophora Brodicei. 



The specimens were gathered in May and July. 



Gr. or.: Tasiusak, Ödesund, Sabine Ö. 



Ceratocolax Iv. 11 o sen v. 



30. C. Hartzii K. Rosenv. Deux. Mém. p. 34. 



Fain. Gelidiacece. 

 Harveyella Schmitz et Rke. 



31. H. mirabilis (Reinsch) Schmitz et Rke., K. Rosenv. Deux. 

 Mém. p. 39. 



Fam. Helminthocladiaceœ. 



Chantransia Fr. 



32. C. efflorescens (J. Ag.) Kjellm., K. Rosenv. Deux. Mém. 

 p. 40. 



33. C. microscopica iNäg.) Fos!., K. Rosenv. Grl. Havaig. 

 p. 825, Deux. Mém. p. 40. 



The spécimens I bave referred to this species ramify abund- 

 antly from their very base, which in this species consists of 

 only one ceil, as well known. The branches are mostly oppo- 

 site, but scattered branches are not uncommon. The thickness 

 varies from 6 — 7/^. The cells are generally longer than broad, 

 up to more than two times as long as broad. 



Epiphytically on Rhodomela lijcopodioides gathered in Sep- 

 tember with a few sporangia and long hairs. 



Gr. or.: Tasiusak (Amaga). 



