68 



POTAMOGETONACEAE 



[CH. 



Fig. 43. Potamogeton crispus, L. Advanced stage in the germination of 

 a turion (reduced) . The first shoot, A , produced from the turion, T, has 

 given rise to three lateral sympodia, B,C,D. The first and second shoot- 

 generations of B have given rise to two reserve shoots, a and b. [Adapted 



from Sauvageau, C. (1894).] 



