PLANTS OF THE COMMANDER ISLANDS. 353 



Of the flowering plants enumerated in the present list the following have not 

 heretofore been reported from the Commander Islands: 



Achroantlies cliphyllos (Cham.^ Suhleoht.) Coville & Rose. 



Alsine crassifolium (Ehrli.) Britton. 



Cerastium maximum L. 



Chrysosplenium kamtschatioum Fiseh. 



Euphrasia officinalis latifolium (Pursli) Britton. 



Hippuris tetraphylla L. f. 



Koenigia islandioa L. « 



Lathyrus palustiis L. 



Listera cordata R. Br. 



Medicago dentioulata Willd. 



Poa annua L. 



Poa stenantha Trin. 



Ranunculus hyperboreus Rottb. 



Rhinaiithus crista-galli L. 



Saussurea tilesii Ledeb. 



Savastana odorata (L.) Scribn. 



Sparganium minimum Fries. 



Trifolinm repens L. 



For various identifications and verifications the writers are indebted to Br. W. G. 

 Farlow, Dr. E. L. Greene, Prof. W. W. Eowlee, Prof. P. Lanison-Scribuer, Mr. Theodor 

 Holm, and Mr, J. M. Greenman. 



CATALOGUE OP SPECIES. 



CHLOROPHYCEiE. 



Chcetomorpha melagonium (Web. & Mohr. ) Kutzing. 



mkolski, Bering Island, August 14, 1897 (No. 164). 

 Codium mamilloeiim Harvey. 



Preobrazhenskoye, Copper Island, August 18, 1897 (No. 182). 



RHODOPHYCE.^;. 



Ptilota asplenioides (Turn.) J. Ag. 



Preobrazhenskoye, Copper Island, August 18, 1897 (No. 183). 



HEPATIC^. 

 Marchantia polymorpha L. 



Nikolski, Bering Island, July 9, 1897 (No. 88). 



MUSCI. 



Mnium paeudopunctatum Bruch & Schimper. 



Glinka, Copper Island, sea level, August 23, 1897 (No. 126). 



SPARGANIACE^. 

 Sparganium minimum Fries. 



Podutiosnaya, Bering Island, July 20, 1897 (No. 125). 



GRAMINE^. 



Savastana odorata (L.) Scribn. 



Nikolski, Bering Island, July 9, 1897 (No. 87). 



15183— PT 4 23 



