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CHARLES DARWIN'S WORKS. 



ORIGIN OF SPECIES BY MEANS OF NATURAL 

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Eevised edition, with Additions. 12mo. Cloth, $2.00. 



DESCENT OF MAN, AND SELECTION IN RELATION 



TO SEX. With many Illustrations. A new edition. 12mo. 

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JOURNAL OF RESEARCHES INTO THE NATURAL 

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EMOTIONAL EXPRESSIONS OF MAN AND THE 

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THE VARIATIONS OF ANIMAliS AND PLANTS UNDER 

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INSECTIVOROUS PLANTS. 12mo. Cloth, $2.00. 



MOVEMENTS AND HABITS OF CLIMBING PLANTS. 



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THE VARIOUS CONTRIVANCES BY WHICH ORCHIDS 

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THE EFFECTS OF CROSS AND SELF FERTILIZA- 

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DIFFERENT FORMS OF FLOWERS ON PLANTS OF 

 THE SAME SPECIES. With Illustrations. 12mo. Cloth, 

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THE POWER OF MOVEMENT IN PLANTS. By Charles 

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THE FORMATION OF VEGETABLE MOULD THROUGH 

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