and field peas
belong to the same species, and in this respect he differs from Dr.
Targioni.

[597] 'Botanische Zeitung,' 1860, s. 204.

[598] 'Die Pflanzen der Pfahlbauten,' 1866, s. 23.

[599] A variety called the Rouncival attains this height, as is stated by
Mr. Gordon in 'Transact. Hort. Soc.' (2nd series), vol. i., 1835, p. 374,
from which paper I have taken some facts.

[600] 'Phil. Transact.,' 1799, p. 196.

[601] 'Gardener's Magazine,' vol. i., 1826, p. 153.

[602] 'Encyclopaedia of Gardening,' p. 823.

[603] _See_ Dr. Anderson to the same effect in the 'Bath Soc. Agricultural
Papers,' vol. iv. p. 87.

[604] I have published full details of experiments on this subject in the
'Gardener's Chronicle,' 1857, Oct. 25th.

[605] 'Gardener's Chronicle,' 1865, p. 387.

[606] 'Bonplandia,' x., 1862, s. 348.

[607] O. Heer, 'Die Pflanzen der Pfahlbauten,' 1866, s. 22.

[608] Darwin, 'Journal of Researches,' 1845, p. 285.

[609] Synopsis of the vegetable products of Scotland, quoted in Wilson's
'British Farming,' p. 317.

[610] Sir G. Mackenzie, in 'Gardener's Chronicle,' 1845, p. 790.

[611] 'Putsche und Vertuch, Versuch einer Monographie der Kartoffeln,'
1819, s. 9, 15. _See_ also Dr. Anderson's 'Recreations in Agriculture,'
vol. iv. p. 325.

[612] 'Gardener's Chronicle,' 1862, p. 1052.

[613] 'Bath Society Agricult. Papers,' vol. v. p. 127. And 'Recreations in
Agriculture,' vol. v. p. 86.

[614] 'Gardener's Chronicle,' 1863, p. 643.

[615] Heer, 'Pflanzen der Pfahlbauten,' 1866, s. 28.

[616] Alph. De Candolle, 'Geograph. Bot.,' p. 872; Dr. A.
Targioni-Tozzetti, in 'Jour. Hort. Soc.,' vol. ix. p. 133. For the fossil
vine found by Dr. G. Planchon, _see_ 'Nat. Hist. Review,' 1865, April, p.
224.

[617] Godron, 'De l'Espece,' tom. ii. p. 100.

[618] _See_ an account of M. Vibert's experiments, by Alex. Jordan, in
'Mem. de l'Acad. de Lyon,' tom. ii., 1852, p. 108.

[619] 'Gardener's Chronicle,' 1864, p. 488.

[620] 'Arbres Fruitiers,' 1836, tom. ii. 290.

[621] Odart, 'Ampelographie Universelle,' 1849.

[622] M. Bouchardat, in 'Comptes Rendus,' Dec. 1st, 1851, quoted in
'Gardener's Chron.,' 1852, p. 435.

[623] 'Etudes sur les Maladies actuelles du Ver a Soie,' 1859, p. 321.

[624] 'Productive Resources of India,' p. 130.

[625] 'Traite du Citrus,' 1811. 'Teoria della Riproduzione Vegetale,' 1816.
I quote chiefly from this second work. In 1839 Gallesio published in folio
'Gli Agrumi dei