THE MARINE BOTANIST. W 



CHORDARIA FLAGELLIFORMIS. -DROOP- 

 ING CHORDARIA. 



Fronds from three inches to three feet in length. 

 With a central stem, which is either simple or 

 divided in its upper part, and bears numerous, 

 irregularly inserted side-branches, generally un- 

 divided. Colour, dark olive-green. Substance, 

 firm and cartilaginous. " The whole frond, if 

 viewed in water, appears fringed with exceedingly 

 fine, colourless fibres, which give to the surface a 

 slimv feel.'' Grows on rocks and stones between 

 tide-marks. Common. Annual. Summer. 



CHORDARIA DIVARICATA.— SPREADING 

 CHORDARIA. 



Fronds from one to three feet long, forming 

 tufts, branches spreading in all directions, very 

 irregularly divided, and often furnished with forked 

 ramuH. Colour olive. "The branching is suf- 

 ficiently unlike that of C. flagelliformis, resembling 



