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Royle Prod Res. of India p. 59 – Cactus plants from Canton Manilla in I[sle]. of France, from Kew Garden introduced into India; & a [naturalized] all these four were alike in appearance – But the cochineal insect wd flourish only on the native kind, supposed to be introduced by Portuguese, on which it thrives prodigiously.

Royle Prod Res. p. 116. Several distinct species of silkworm in India

p. 130 Two species of Mulberry tree, European & China – but so many varieties "have been introduced by cultivation, that it is difficult to ascertain whether they all belong to one species."

Morus multicaulis, & Indica doubtful whether species or variety

p 131. The species of mulberries nearly as numerous as those of silkworms – (good case of variation of organisms cultivated for unusual purpose to feed insects.)

Nothing about selection of varieties of silkworms.

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Royle Prod Res. p. 153 "Cape-Bred Merino Sheep are far better adapted" to India than those imported from England – shown by experiments.

Royle Prod Res. p. 162 argues that the climate affects covering of wool of sheep from the difference between the Himalaya & those of the plains of India - & between those of former & Thibet – also sheep of Mysore different. I suppose he wd not believe in so many aboriginal breeds.

Royle Prod Res. p. 194 Speaking of annual exotics in India says when their cultivation is better understood they do not deteriorate their artificial state being retained.

Dr Wallick gives oats as remarkable instance, formerly always imported from the Cape; we now produced in abundance.

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Royle Prod Res. p. 215 In the Saharunpore garden plants from many countries, India Europe America &c naturalized together in the open air. From the close neighbourh[ood] of Himmalayahs, a vast number of plants have been introduced from it although the climate differs greatly in temperature & other respects. This shews how much natural distribution depends on a struggle.

Royle Prod Res. p. 218 Vegetation of C.G. Hope & Australia distinguished by each possessing a number of peculiar genera. They possess indeed but few plants in common, but there is the closest affinity between their vegetation & a marked difference with that of every other country. Case of most remote geography affinity.