

PLATE XXI. 



PhyUogonum luteohim Coville. 



Fig. a, flower and its pedicel, enlarged 5 diameters; b, pistil, enlarged 10 diame- 

 ters; c, fruiting perianth and nutlet, enlarged 12 diameters; d, vortical section 

 of the nutlet showing the embryo, enlarged about 16 diameters. Description 

 on page 11)0. 



360 



