Dyeing Properties of Lichens. 389 
TABLE XI. 
Showing the percentage of species which give distinct colours on 
simple maceration in dilute aqua ammonie. 
Purple. Red. Brown. oe a 
Alectoria, . ; : whe: abil ie isk 
Beomyces, . : : wi aie a oe 
Borrera, ; : i 7°6 ~* re 76 
Cetraria, : ; : te ee he ee Ee: he 
Cladonia, . : ; ee eis vis ee 
Collema, : : : i a 
Cornicularia, : : ap mee Pay We 
Endocarpon, ; ; a oP oe, 
Evernia, . ‘ ; seen) 0 Oak 
Gyrophora, . - ; NO ee 
Isidium, : 2 : seis LOSS 
Lecanora, . : P 23 4°3 
Lecidea, P ; - bins see ae se 
Lepraria, . : ; ae oe gle ee 
Nephroma, . ; : ae ae Bo oe 
Parmelia, . : : 2°9 to Sea he. 
Peltidea, : ; . oe 
Pertusaria, . : 5 Ne Pee any 
Placodium, . : : dead joe “ee mop 
Psora, ; : ; ne Pe ove 
Ramalina, . : : err 1b 2°G se Pn 
Roccella, : ; 25:1 as ae s&e 
Scyphophorus, : ; aes ee map owe 
Solorina, . } : a cae at a 
Spheerophoron, : : es aa ae Sve 
Spiloma, . : : oF + “ “rs 
Squamaria, . ‘ ‘ a Se ‘ats ihre fa 
Stereocaulon, ; : was ee ‘gs ix 
Sticta, ‘ , : ats ‘ 9:1 9-2 
Thelotrema, : ; re 7 ae 
Umbilicaria, ’ ; 33°4 ah ti 
Urceolaria, . : ; we rte nS 
Usnea, f : : bind A ote ig 
Variolaria, . : : oe <0 Bee te 
Verrucaria, . : ‘ ne “ee 
This Table does not indicate truly the percentage of species yielding fine 
tints by ammoniacal maceration, in consequence of very few specimens having 
been operated on. It only shows roughly the genera furnishing useful species. 
Vide Tables xvii. and xiv. 
