I.E.IVES 12 1 



and inuii)- (jlhcrs ini_L;hl be included ;uni>n|^st tlic 

 \aliitiblc j^ifts w hich nature has stored in the cells 

 of tree-stems. 



S|)eciniens to l)e obtained : Leaves with straii;ht 

 veins, such as ^rass or corn, h)acinth, narcissus, or 

 any bulbous plants ; leaves with netted veins, such 

 as oak, iv\', \ ine, &c. ; m(jnocot}ledon seedlin<js ; 

 dicotylcclcjii seedlin<^s. Leaf-skin to be examined 

 throut^h a microscope, in order to see stomata, 

 chlorophvll, network, and cells. ICxaniine water- 

 pores in leaves when exuding; moisture. Observe 

 shadows thrown by leaves hekl Hat and edy;ev\a\-s 

 to the sun. C<jnipare youn^' and old eucal}[)tus 

 leaves. Observe line of cork below leaf-scars. 



Leaves ran lie ni.ide into l)eauuful skelclon.s l)y soaking a guod 

 many Ingether in a pan of .stjfl water until tlie upper and under 

 surfaces of the leaves are sufficiently decayeil to be easily removed 

 by a soft hrusli ; the filire which is left can then be bleached with 

 cliloride of lime. W'lien ninunleil with line wire these skeleton 

 leaves lorm an inleresling grouj) to place under a i;lass shaile. 



