CHIELES DARWII'S WOEKS, 



Origin of Species by Means of Natural Selection, or the 

 Preservation of Favored Races in the Struggle for 

 I^ife. New and revised edition, vritli Additions. 12mo. Cloth, 

 $2.00. 



Descent of Man, and Selection in Relation to Sex. With 

 many Illustrations. A new edition. 12mo. Cloth, $3.00. 



Journal of Researches into the Natural History and Geol 

 ogy of the Countries visited during the Voyage of H> 

 M> S. Beagle round the World. A new edition. 12mo. 

 Cloth, $2.00. 



E!motional Expressions of Man and the Ijower Animals. 



12mo. Cloth, $3.60. 



The Variations of Animals and Plants under Domestipaa 

 tion. With a Preface, by Professor Asa. Gbat. 2 vols. lUiu- 

 trated. Cloth, $5.00. 



Insectivorous Plants. 12nio. doth, $2.00. 



Movements and Habits of Climbing Plants. With Illastra. 

 tions. 12mo. Cloth, $1.25. 



The Various Contrivances by ivhich Orchids are Fertil- 

 ized by Insects. Bevised edition, with Illustrations. 12mo. 

 Cloth, $1.75. 



The Effects of Cross and Self Fertilization in the Vegeta- 

 ble Kingdom. 12mo. Cloth, $2.00. 



Different Forms of Flowers on Plants of the same Species. 



With Illustrations. 12mo. Cloth, $1.50. 



The Power of Movement in Plants. By Charles Darwin, 

 LL. D., F. R. S., assisted by Francis Darwin. With Illustrations. 

 12mo. Cloth, $2.00. 



The Formation of Vegetable Mould, through the Action 

 of Worms. With Observations on their Habits. With lUustra- 

 tions. 12mo. Cloth, $1.60. 



For laU 6y aU bookssHers ; or sent by mail, post-paid, on receipt of price. 



New York : D. APPLETON & CO., 1, 3, & 6 Bond Street 



