ROOTS 



29 



First stage 



Second stage 



Third stage 



Fourth stage 



Fifth stage 



Discuss their resemblances and differences. 



EOOTS 



18. Growth and microscopical examination of water roots. * * 

 A. Place some vigorous cuttings of Tradescantia, which can 

 usually be obtained of a gardener or florist, in a beaker or 



