CROZET FLORA. 31 



17. Callophyllis vaeiegata, Ag. 



18. Ceramium rubeum, var. secundatum, Lyngh. 



19. Ballia callitricha, Ag, 



20. Callithamnion Ptilota, H. & H. — Xew to Kerguelen's Land j 

 previously recorded at the Orozet Islands. 



21. CoDiUM ADHJEEENS, Ag. — New to Kerguelen's Land ; a not un- 

 common species of Europe. 



22. UlVA LATISSIMA, L. 



CROZET FLORA. 



From some specimens preserved by officers of the Mouongahela, when 

 that ship visited Possession Island, the largest of the Crozets, on its 

 way to Kerguelen, I have been enabled to identify the following-named 

 plants as common to both islands: — 



1. Pringlea antiscorbutica. — Growing much less luxuriantly than 

 on Kerguelen Island. 



2. ac^na affinis. 



3. azorella selago. 



4. Galium antarcticum. 



5. Leptinella plumosa. 



(i. LOMARIA ALPINA. 



7. A moss believed to be Andre^a marginata. 



8. Also "a small vine, with blue flowers, growing among scoriae.^ 

 ISo specimens preserved. 



