320 



REPRODUCTION 



toxylem and protophloem present. Compare transverse section 

 with that of the normal branches. Note amount and char- 



A. 



Dr 



FIG. 153. Cross section of portion of aerial stem of Lysimachia terrestris. A, 

 large intercellular spaces. B, xylem. C, bast. , cambium. Z>, glandular ducts. 



acter of storage material. Note specific gravity by placing in 

 water. Imbed in moist sand and germinate. What is the fate 



D; 



FIG. 154. Cross section of portion of bulbil of Lysimachia terrestris. A, intercel- 

 lular spaces. j9, protoxylem. , procambium. F, sheath. Z>, glandular ducts. 



