836 CRYPTOGAMIA ALGt-I. 



It grows upon all forts of trees, but is generally 

 mod whkc and hoary on the floe and old plumb- 

 trees, or upon old pales. 



This is the mod variable of the whole tribe of 

 Lichens, appearing different in figure^j magni- 

 tude and colour, according to its age, place of 

 growth, and fex. 



The young plants are of a glaucous colour, (lightly 

 divided into fmall acute crefted fcgments. As 

 they grow older they are divided like a flag's 

 horn, into more, and deeper fegmcnts, fome- , 

 what broad, flat, foft, and pitted on both fides, 

 the upper furface of a glaucous colour, the un- 

 der one white and hoary. 



1 he male plants, ^s Linnaeus terms them, arcfliort, 

 Jcldom more than inch high, not hoary on the 

 under fide, and have pale glaucous fhields, fuu- 

 atcd at the extremities of the fegments, (land- 

 ing on ihort peduncles, which are only fmall, 

 iiiff portions of the leaf produced. 



The female fpecimens have numerous farinaceous 

 tubercles both on the edges of their leaves, and 

 the v;rinkles on their furface. 



The pulverized Iraves have been ufcd as a powder 

 for the hair, and alfo in dying yarn of a red 

 colour. 



jiiniferinus L. foliaceus. laciniatus crifpus, fulvus, peltis livi- 

 4J;. dis. ^p-^pl 1 514. {Dillen. mujc. t. 24./. 76. j«; 



L.parkftmis eft, huk valdejimilis.) 



Commoa 



