30 



^,_r^^ 



Fig. 1.- Showing three Btagee in the development of the cucumber Beedling: S, seed; 

 51 seed split In halves; ^.embryo; Ai, hllum; m.micropyle; r.radlcle; A.hypocotyl; osc, 

 outer eeed coat; iac, inner seed coat; c, cotyledon; e, plumule; «cr, secondary roots ; /,,peg. 



