2 



Page 1812 7 line 15, for " with" read "without." 



Page 1816, line 28, for "highest mine" read " highest gold mine." 



Page 1816, line 4 of table, for " The Adams Miller" read " The Adams." 



Page 1819, last line, for "Atrastro" read "Arastro." 



Page 1823, line 26 from bottom, for " quinches " read " 9 inches." 



Page 1825, line 7, for " lixiviature " read " lixiviation." 



Page 1825, line 20, for "Hillsdale" read "Hinsdale." 



Page 1825, line 27, for "nearly" read "near by." 



Page 1825, lines 32 and 33, for "diocrasite" read "discrasite." 



Page 1825, line 33, for "pyragyrite" read "pyrargyrile." 



Page 1825, line 7 from bottom, for "Read" read "Red." 



Page 1826, line 15, for " 120 " read " 130." 



Page 1826, line 32, for " Out Pat" read " Our Pat." 



Page 1828, line 22 from bottom, for "Ute" read "Ule." 



Page 1832, line 13, for "Galma" read "Galena." 



Page 1833, line 31 from bottom, for "Ranunculus nivalis L.," read "Ranunculus 

 pygmgeus." 



Page 1833, line 29 from bottom, for "cymbalaria" read " Cymbalaria." 



Page 1834, line 2, for "Aralis" read "Arabia." 



Page 1834, line 3, for " Cardanime" read " Cardamine." 



Page 1834, line 4 from bottom, for "Mgundo" read "Negundo." 



Page 1835, line 26, for "Nutkanas" read " Nutkanus." 



Page 1835, line 27, for "rarely "read "rare." 



Page 1835, line 37, after " Potentilla Pennsylvania, L. ; var. " insert " Strigosa, 

 Pursh." 



Page 1835, line 4 from bottom, for "aaueum" read " aureum." 



Page 1835, line 2 from bottom, for "L." read " DC." 



Page 1836, line 22, for "scopularum" read "scopulorum." 



Page 1836, line 6 from bottom, after " Solidago virgo-aurea, L., var." insert "Mul- 

 tiradiata, Torr. & Gray." 



Page 1838, line 17, for "Brug." read "Bong." 



Page 1838, line 25, for " grcenlandica " read "Grcenlandica." 



Page 1838, line 37, after " Stachys palustris, L., var. (240)" insert "cordata, Gray." 



Page 1839, line 17, "Polygonum viviparitm" should be printed in Roman type. 



Page 1839, line 19, "Polygonum Bistorta" should be printed in Roman type. 



Page 1839, line 27, for "Comandra pallida" read " Comandra pallida DC." 



Page 1839, line 7 from botton, for " Vexatrum" read " Feratritm." 



Page 1840, line 9, for " Burg." read "Bong." 



Page 1840, line 32, for "rizopyrum" read "B,rizopyrum." 



Page 1840, line 20 from bottom, for "canicum," read " caninum." 



Page 1840, line 17 from bottom, for "strigosun" read "strigosum." 



