Index. 



Cultivation of orange in Nagpur, 



p. 1 06, 107 

 orange in S.Europe, 



p. 103 



orange trees, com- 



bined with other 

 trees in Delhi, p. 

 I2j, 124 

 Curious lemon, p. 345 



D. 



Dates of events in India and 



Malay archip., p. 28 5,290,291, 292 

 De Candolle's theory of the orange 



rind, p. 189 

 Derivation of citrus names in India, 



p. 214 



Descent of the citrus, p. 193 

 Destruction of orange crops in 



Florida by frost, p. 275 

 Difference between orange and 



shaddock, p. 20, 21 

 Difference between the orange and 



the lemon, p. xv 

 Disadvantages of sojourn in 



Florida, p. 274 

 Discovery of Greek, Roman, and 



Arab coins in Ceylon, p. 292 

 Disjunction of carpels, p. 179 

 Dissemination of citrus by birds, 



p. 41, 194,202,267 

 Distance to which fresh fruit can 



be carried, p. 173, 174 

 Dogs and pigs, fond of oranges, 



p. 92 

 Doubling of fruit (?) Syncarpy, pi. 



83, p. 42, 199, and xvii 

 Dumrez crop, advantage of, p. 136 

 or aftercrop, p. 3, 13, 14, 

 15, 17 



Emperor Baber's memoirs, p. 247 

 Epiphyllum sp., diagram, pi. 245 



Evolution of citrus fruit, p. 199 

 of citrus fruit by the help 

 of parrots, p. 201, 202 

 Exceptions to law of Phyllotaxis, 



p. 1 88 

 Experiments, need of, in citrus 



germs, p. 129 



of nature, in perfect- 



ing the Hesperi- 

 dium, p. 201 



with orange trees in 



Lucknow, p. no, 



III, 112 



Exports of oranges and lemons 



from Sicily, p. 279 

 Extension of citrus trade in India, 



p. 172 



F. 



"Feronia elephantum" (Kaitha], 



pi. 244 



pulp, car- 



pels of, pi. 

 244 



Fertilized seed, an important in- 

 strument of variation, p. 196 

 Fever-orange of St. Domingo, 

 , P- 342 



Flotation of citrus, p. 39, 40 

 Flower, a transformed branch, 



p. 178 

 Flowers of sweet lemon, colour of, 



P- 77 

 true-lime, colour of, p. 8 1 



Food of plants derived from at- 

 mosphere and soil, p. 104, 105 



Forest fires, a probable cause of 

 extinction of species, p. 198 



Fusion of ovaries (syncarpy), p. 42, 

 199 



Future trade in lemons with Russia, 

 p. 172 



G. 



Gallesio's observations on orange, 

 p. 8 



B B 2 



