ERRATA. 



Page 68 — (4) instead of " the soil " read " the seed." 

 " 92 — 1. 4th line, for " appertures " read "apertures." 

 " 139 — margin, for " Johnson " read " Johnston," 

 " 149 — for paragraph " 6." read "7." 

 " 159 — margin, for " Johnson " read " Johnston." 

 " 168 — 5th paragraph, for " /syraorp/ttsm " read ^'' Isomorphism.'* 

 " 184 — 2. 2d line, for "lamella" and "granula" read "lamel- 

 lar " and " granular." 

 « 276— Hi. 7th line, for " De Condolle " read " De Candolle." 

 " 277 — 2d paragraph, 1st line, for '^ Macaire Princeps " read 



" Macaire Princep." 

 " 296 — C. 1st line, leave out the words '^ jelly, etc." 

 " 303 — 2. 1st line, for '^ Curagreen moss" read '•'■ Carrageen 



