[9] 



86 



FLOWERING PLANTS 



Herbaceous Stems. 



A . Draw the piece of stem provided which bears leaves and axillary buds at the node. Note the arrangement 

 of the vascular bundles in the cut stem and cut leaf-stalk. 



B. Dissect the growing-point of the stem and sketch the rudimentary leaves of a Brussels sprout. 



C. Make a diagram of the growing region of the stem of the Brussels sprout as seen in longitudinal section, 

 shewing (a) growing-point (primary meristem), (b) the youngest leaves, (c) older leaves with buds in their axils, 

 (d) young vascular bundles. 



