352 



CORRECTIONS AND ADDITIONS. 



Page 14, line 17= For " Although it is liable to separate, as its age increases, 

 in annular masses, and it is habited by Graphidece and Lecidece, while it 

 is seldom or never the habitat of the Ramalinas, Usneas, Physcias, or 

 Cornicularias, which constitute the familiar ' beard ' or c moss ' of aged 

 trees," read " being seldom habited, to any extent, by the Ramalinas, 

 Usneas, Physcias, and Cornicularias, which constitute the familiar 

 ' beard ' or ' moss ' of aged trees." 



Page 100, line 10. For " Sphcerophoron australe" read " Evernia Magel- 

 lanic a" 



Page 105, line 6. For " Peltigera venosa" read " Verrucaria Hoofceri" 

 Page 161, line 11. After " kidneys," add " and SfiSs, like, in allusion to the 



form of the apothecia." 

 Page 188, line 15. For "probably from par ma, a round buckler, in allusion 

 to the form of the apothecium," read (i from irap^y], a round buckler, 

 and elAeco, to enclose, in allusion to the thalamium being girt by a dis- 

 tinct border." 



Page 213, line 14. For " P.pulchella, var. casia," read "P. saxatilis, var. 

 leucochroa" Specimens from Melbury Hill, near Shaftesbury, Dorset- 

 shire (sub nom. P. saxatilis, var. concentrica) , may be examined in Leigh- 

 ton's 'Lich. Brit. Exsicc' fasc. 8, no. 232 (1856). 



Page 214, line 9. For " XefcduT), a dish or platter/' read "Xenaviov, a small 

 shield, and &pa, form." 



Page 231, line 18. For " bryophyta" read " bryophila" 



Page 235, line 9. For " \€k6s, a dish," read " Ae%is, a small shield." 



Page 257, line 4, For " probably from calix, a goblet," read " from 

 KaXvKiov, a little cup." 



Page 268, line 8. For " bellus, beautiful," read i( bellis 3 the daisy." 



