136 OF BUDS. 



FL Austr. append, t, 17, they grow one un- 

 der another for three successive seasons, /*. 24. 

 The buds of the Plane-tree, Flafanhs, Du 

 Hamel Jrb. v. 2. 17 i, are concealed in the 

 footstalk, which must be' removed before they 

 can be seen, and which they force otr by their 

 increase ; so that no plant can have more 

 truly and, necessarily deciduous leaves than 

 the Plane. ShrLd)s in general have no buds, 

 neither have the trees of hot climates. Lin- 

 nffius once thought the presence of buds might 

 distingui.sh a tree from a shrub, but he was 

 soon convinced of tb.ere being no real limits 

 between them. 



The situation of buds is necessarily like 

 that of the leaves, alte^rnate, opposite, &c. 

 Trees with opposite leo-ves have three buds, 

 those with alternate ones a solitary bud, at 

 the top of each branch. Du liamd. 



Buds are various in their forms, but very 

 uniform in the same species or even genus, 

 They consist of scales closely enveloping each 

 other, and enfolding the embryo plant or 

 branch. Externally they have often an ad- 

 ditional guard, of gum, resin or woohiness» 

 aaainst wet and cold. The Horse Chesnut, 



