TWO TYPES OF PROLIFERATION IN ALFALFA. 



11 



larging again to a diameter equal to or greater than any previously 

 attained. The greatest length of any proliferating lateral root so 



Pig. G. — Plant of Medico </(i Juli-uta i S. P. I. No. 28071), showing new plants produced from 

 proliferating roots. The character of growth in the diameter of these roots is typified 

 in this illustration. Plants of considerable size are produced in this case without a 

 definite root system of their own. 



Fig. 7. — Shoots of alfalfa starting from proliferating roots. These shoots had their origin 

 from 4 to inches beneath the surface and when photographed were depending entirely 

 on the proliferous root for support. 



far found is a little over 4 feet, but indications are that their growth 

 in length is limited largely by soil conditions — a loose, loamy soil 



[Cir. 115] 



