298 



PLANT STUDIES 



bles an incrustation upon its substratum of rock, soil, etc. ; 

 (2) Foliose Lichens, with flattened, leaf -like, lobed bodies, at- 



Pig. 274. Much enlarged section of a portion of the apothecium of Anaptychia. show- 

 ing the fungus mycelium [?n), which is massed above (y), just beneath the layer of 

 asci {1, %, 3, 4), in which spores in various stages of development are shown.— 

 After Sachs. 



tached only at the middle or irregularly to the substratum ; 

 (3) Fruticose Lichens, with filamentous bodies branching 

 like shrubs, either erect, pendulous, or prostrate. 



