518 



MORPHOLOGY OF THE ANGIOSPERMS 



Zostera, hypostace, 276 



pollen, 158 



stamen, 104, 112 

 Zwischenstiick, 330, 341 

 Zy gadenus, perianth, 12 



stipules, 12 

 Zy go gijntim, flower, 387, 389 



gynoecium, 386, 398, 399 



inflorescence, 387 



ovule traces, 428 



Zygogynum, phloem, 57 



placentation, 428 



syncarpy, 386 



xylem, 52, 53 

 Zygomorphy, 91, 98, 385, 413 



androecium under, 106 



microsporangium number reduction 

 under, 114, 115, 433 



solitary stamens associated with, 104 

 Zygote, 304, 305, 309, 310 



