[2179] Counting two or three forms which are perhaps rather very distinct races.

[2180] See the list of the useful plants of Australia by Sir J. Hooker, Flora Tasmania, p. cx.; and Bentham, Flora Australiensis, vii. p. 156.

[2181] The proportions which I give for the Phanerogams collectively are based upon an approximative calculation, made with the aid of the first two hundred pages of Steudel’s Nomenclator. They are justified by the comparison with several floras.

[2182] The species in italics are of very ancient cultivation (A or D), those marked with an asterisk have been less than two thousand years in cultivation (C or F).

[2183] Since this list was printed, I have been informed that the quinoa is wild in Chili. Some of the figures need modification in consequence of this error.

[2184] For reasons which I cannot here express, monotypical genera are for the most part in process of extinction.


INDEX.