Botany avd Zoology. 



in. Botany and Zoology. 



i7o, pp. 



>tes of a course of popular lectures by l*rof. Koch, 

 tlioroughly at 





1. Karl Kocti, Varies >nt(/e/i fiber Dendrolor/ii 

 Dendrology^ delivered in Berlin in tiie wint 

 ^ "Stutto-art, F. Enke, 1875, 1 



by 1 



lightful to hear, as they are pleasant to read, and are full of inter- 

 esting matter. It is only the first course of a series which is to 

 be continued this winter. The first division, of seven lectures, is 

 a histor\ of landscape gardens and gardening. The second divis- 

 ■ ■ " , growth, and life of 



cal changes. The third di\ ision, 

 ui-^lcotures, treats of Coniferous trees,— all in a pojmlar way. 

 , Koch insists that the tAVO willows confounded m^ tonus of 

 A'eeping Willow, are neither of them Persian or A.^yiiau, ex- 



.T:i]);ui. One of them may have reached Western Asia, how- 

 , early enough to have been collected by Tournefort, an<l ^o to 

 se the error fixed bv LiruiaMis by his name of 8. Bahy- 

 ■a. But even the la^t \ ohiirie of DeCandolle's Trodromus 

 not rectify it. Notvvithstanding Prof. Koch's correction 

 elucidation," it is likely that popular l)Ooks and the popular 



5 Ker Porter who remarked that willows were to be 



is coiiiph'ted we shall look for an English edition ol tliesi- lecuires 



traTions." London: Murray. New York: 1). App'leton & C\>.— 

 Tins lon<r expected work ai)peared last autumn, was immediately 

 reprinted by the American publishers, and before this tiine has 

 been so wid'elj read that no detailed account of it is at all neces- 



once simple, sagacious, and telling— which it reconK, are about as 

 v\ ouderful as tiie results. As to the latter, it is e«tabli>hed be- 

 yond <pie-tion that the common Sundew>,are efficient fiy-eatchers ; 



•ritation ; that they equal 



elongs only t 



