Scientific Publications. 



DIFFERENT FORMS OF FLOWERS ON PLANTS OF THE SAME 

 SPECIES. By Cuaeles Dauwix, LL. D., F. R. S. With Illustratioue. 

 12mo. Lloth, $1.50. 



THE POWER OF MOVEMENT IN PLANTS. By Chahles Dakv in, 

 LL. U.. F. \i. S., assisted by Fkascis Darwin. With Illustrations. 12u;o. 



ciotu, $a.oo. 



FORMATION OF VEGETABLE MOULD THROUGH THE AC- 

 TION OF WORMS, with Obsei-rations on their H.ibils. By 



Chakles Dakwim, LL.D., F. R. S. WiiU Illustrations, linio. Cloth, 

 $1.00. 



"The main purpose or the work is to point out the share which worms have 

 taken in the lonnalion of the layer of vegetable mould which covers the wliolo 

 surlace ol t.ie land in every moderately hemid couDlry. All lovers of lialiire « ill 

 nnite m thank;nj; Air. Larwin for tl.c new and interettinn li'dit lie has thrown 

 upon a subject so \ong overlooled. vet so lull of interest and instruction as the 

 structure and the labors of the eanXi-woxmr— Saturday lUvitw. 



FUNGI ; Their Nature and Uses. By M. C. Cooke. Edited by the Rev. 

 M. J. Berkelev. 12mo. Cloth, $1.50. 



"Even if the name of the author of this work were not deservedly eminent, 

 that of the cdilor, who has long stood at the head of the Erilish fun-olopifts, 

 w. nld be a sufficient voucher fur the accumcv of one of the best botanical iiioio- 

 praphs ever issued from the press. . . . The strucinre, gcrminalicn, anil L'row Ih 

 of nil ihcsc Kidely-diffuscd orponisms. their habitnts and iufluences lorcood and 

 evil, are systematically described."'— A«a; Toik Worid. 



FIRST BOOK OF BOTANY, resigned to Cultivate the Observing Pow- 

 ers of Children. Ey Eliza A. YoUMANS. I2mo. Cloth, 85 cents. 



SECOND BOOK OF BOTANY. A Guide to the Study and Observation 

 of Plants. By Eliza A. Yocmans. 12mo. Cloth, $l.:jD. 



HENSLOWS BOTANaCAL CHARTS, adapted for Use In the United 



States. By Eliza A. Youmans. Six in set, handsomely colored. Per 



set, $15.75. Key to the same, 23 cents. 

 In tile plan of illustration adopted, the plant is first represented in its natural 

 size and colors; then a mainilied section of its flowers is given, showing the 

 relati'^rs nf the pans to each other, and also niagniCed views of ihe diflcnnt 

 floral ori.in8. The charts contain nearly Ave hundred figures colored to Ihe life, 

 and wlii.'h represent Iwenty-four orders and more than forty species of plants, 

 showing a great variety of forms and stnietnres of leaf, stem, root. Ilower, fruit, 

 and seed. They can be used with any botanical textbook, and should be upon 

 the walls of every school-room where botany is studied. 



BOTANY. By Sir J. D. Hooker, F. R. S. (Science Primer.) Flexible cloth, 

 4j ccDtg, 



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



