154 



BOTANY 



A study of actual cross-sections of leaf -buds ■will make, the 

 truth of the previous statements more clearly evident. Hof- 



Fig. 130o.— Crosa-section of a lateral bnd of the Virginia Creeper {AmpeUmsia gmn- 

 gue/olia), showing arrangemeiiL of parts in a double bud. MagnifledT— After uof- 

 meister. 



meister's figures,* several of which are here reproduced (Figs. 



130, a, to 130, d), show 

 that in all cases the leaf 

 rudiments occupy in 

 the bud the positions in 

 which they meet with 

 the least resistance. 

 This is beautifully 

 shown in the leaf-bud 

 of the Hemlock Spruce 

 (Fig. 130, a). In the 

 leaf-bud of the chest- 

 nut (Fig. 130, i), the 

 large stipules form the 



young plant nf Indian corn (Zea mats). I, Ihe bud-SCalcs ; but here, aS 



in the preceding case, 

 growth appears to follow 

 the " lines of least resistance," the young leaves occupying 

 the interspaces between the stipules. The double lateral bud 



Fig. 130(J.— Crosa-section of the leaf-hud of a 

 .'oung plant nf Indian corn (Zea mats). I 

 cotyledon, with its two fibro-vaecular buiidltis, 

 77, ///., iV., v., the surcessive leaves, their mid- 

 ribs marked by a dot. Magnified.— After Hoftaeis- 

 ter. 



■ In " AUgem. Morphol." 



