FOOTNOTES:
[155] 'Origin of Species,' note on p. xiv.
[156] 'Zoonomia,' vol. i. p. 170.
[157] Miss Seward's 'Memoirs,' &c., p. 491.
[158] See p. [116] of this volume.
[159] 'Zoonomia,' vol. i. p. 184.
[160] 'Zoonomia,' p. 171.
[161] 'Zoonomia,' p. 187.
[162] 'Nature,' March 14 and 21, 1878.
[163] See 'Botanic Garden,' part ii., note on Silene.