216 



MORPHOLOG* 



sin 

 in 



nc 



Fto. 479. Mature femde gametophytc of Torreya, showing the single archegoniura 

 Sontaining a large egg nucleus (o), remnants of the neck canal cell nucleus (nc) t and the 

 <p of the pollen tube containing tube nucleus (tri), stalk cell nucleus (stn) t and the two 

 unequal male cells On 1 , m 2 ). After COULTER and LAND. 



