44 



THE ROOT 



the taproot alone (Fig- oo). The Anemonelhi (Fig. 36), 

 flowering in early spring Avitli tlie more familiar and 



closely related Anemone, 

 draws upon supplies of 

 food held in a cluster, or 

 fascicle, of roots. A fine 

 example of adventitious 

 roots, some of Avhicli remain 

 librous for absorption, while 

 a few thicken and store up 



37. lioots of the Sweet 

 Pntato. 



food for the next season's 

 groMdli, is furnished hy the 

 Sweet Potato (Fig. 37). 



DURATION OF ROOTS 



65. Roots are sail! to be an- 

 iiiial. biennial, oi- perennial. 

 These terms apply also to the 

 wliole plant. 



66. Annuals, as the name di.'- 

 notes, live only for one year, 

 generall3' for only a p>art of the 

 year. They are of course herlis; 



they spring' troiii the seeil, blossom, mature their frnit anil seed, 

 and then ilie, root and all. Annuals of our temperate climates with 

 severe winters start from the seed in sjirin^-, and ]KM-isli at or 

 before autnuin. A\ here tlie wiutei" is a nmist. jind Lii'owiiig season 

 and the summer is dry, winter annuals i>ve\iul; their seeds geianiuate 



A/ieinnncUa tholictroUJes. The 

 early sprin;^ growth suppHed 

 from a fascicle of sturacre ro(.)ts. 



