.11 SEA MOSSES. 



of the plant you are making inquiries about, and you 

 find that these plants arc in the genus Chatomorpha. 

 Turning now to that, you will find an account of 

 the plant, such tlut you i^ill not doubt you have 

 before you C. tortuosa. 



A second way of making the book and llie pbnt 

 meet is to select a few common pLints that the book 

 may be found an)'whcre, and carefully noting the 

 description, and cs{>ccia]ly its habitat, with the \ 

 image you can form of it in your mind, go to the 

 places where it ought to grow and there search for it 

 till you find it. For example, you will read in the 

 book that the Polysiphonia /astigiata grows upon the 

 ends of Fuius nodes us like little bruwn or black ^ 

 as big as a walnut Now go dou-n and find some o 

 this Fucus and search till you find some with its 

 parasite on it You will read that I^lcta eUt^ans just 

 now referred to, grows common on the |>crix:ndicular 

 sides of clifGi and large rocks, under the curtain of 

 the overhanging " Rockweed." Go there and hunt till 

 ■■■■■: find it. You are told that many plants of the 

 ijiccics Cystochnium purpurascens have little curling 

 tendril-like branches which twine around other plants ; 

 down to the shore and turn over the mass 

 which the retreating tide has left, till you And 

 V)me specimens of it, and you will not have to search 



