112 SEA MOSSES. 



years, .ind have never found il growng there. None 

 of my torrcsiKjmicnls Iwve reiKirted il north of Cape 

 Cod. 



ClAlXfeTEPHUS Slt>NGIOSt*S, AC. 



This pLint chlTers from the bhl hy its slwrtcr hal)it ; 

 by U-ing more irregiihrly branrhetl, the branches 

 spreading more widely, and having a thick, clumsy, 

 rambling appearance, and by the branchlets Inring 

 longer, irregularly whorled, an<l clothing the frond 

 in a denser, siK)ngier fleece. Il is not at all unlikely 

 thai inlemK-diaie forms might l>c found which should 

 connect the extremes, t)i)ical of these two si>ccies, in 

 a single graduate*! series. My European pbnts 

 appear decidetlly more " sj^ngy " than the Amcri( an. 

 Its local habitat is the same as that of C. rr^ /.////// f. 



Sub Oxdot.-^ F.CTOCARPF.E. 

 Genui.— FCTOCs'i/^PC'S* Lyngb, 



According to Dr. Farlow's list, this genus, in our 

 American v^-aters, includes fifteen s|x'cies. ^'^ those 



1 have sclecletl five of ilie most common lur our 



study. 'ITiese plants, like the Cl^iop^orie in the 



green Algx, and the Caliithamma in the red, arc 



of capillary or hair-hkc fineness, and like them are 



* Eclocarpv* ^ Ejitcroai butt*. 



