TISSUES OF ANGlOHPEliMS. 



439 



Fig. 314.— Showing the dispi).<iii()ii of the flbro-vaaciilar bundles in the stem of Clemr 

 atis ViticeUa. a,b,c, — d,e,/, ihe bundlon f om the lower pair of leaves; g h i,— 

 k, I. m, the bundles from the second pair of leaves ; n, o, p, — q. r^ 8, the bundles 

 from the third pair of leaves ; x and i, the median bundles of the fourth pair of 

 leaves ; a,0, — y, d, pairs of rudimeutaiy leaves not yet supplied with bundles,— 

 After NBgeli. 



