12i SEA MOSSES. 



ihrcc inches lon« ami one-fourth of an inch wiil-. 

 very thin an.l ilclu .iic. fringing Unh s of a 



l,b(!c of /r^iA-r./, or growing in the same nunncr 

 from ihc sides of a froiul of Oii>n/a filum. Mr. 

 Collins fm«ls it in deep water an«! on /^stera, at 

 Revere, from April to July; Mrs. Davis, from 

 Apnl to NovemUr, in rtxk i>ools cver)-whcrc alwut 

 (Uoucester. I have a ropy of the typical form 

 coUeried hy Mr. A. R. Y..tmg. at College Point, 



I. I., in May. Il was collected by Mr. Hooinrr, al 



Fort Hamilton, New York lUy, ;in<! 



Ikiy, by Prof, llailey. 



Pt-NCTARIA PIANTAGINEA,* GREV. 



Frond, cUrk brown, leather)-. mu< :h attenuated at 

 iKLse from near the middle, blunt or weck^rd sh-iiK-l 

 at the top. from six to twelve inchc - ^ 



from one to one and a half inches wi«l t is a 



summer anniul. and grows on stones and ouicr W 

 iK-twecn tide m.irks and Ulow. It is not so coui 

 mon as the last, but I have it rei)ortcd all a' 

 oar nortli eastern sealioard. 



Il does not usually adhere well to paper, and it 

 is far from iKing an inviting specimen 

 whose interest in these plants is other than scientific. 



• rLkaUft;Ma = Like ibe PUaUui. 



