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III, Polygynia. 



1. Portulaca. Corolla superior. Calyx 2- 

 sepalous, deciduous. Petals 4-6. Fruit 

 a circumscissile capsule. Succulent. 



OCTANDEIA. 

 I. Monogynia. 



A. Floral parts polypetalous, inferior. 



1. Acsr. Calyx 4-5-parted. Corolla 4-5 

 petals. Fruit a samara. Tree. 



B. Floral parts polypetalous , superior. 



1. Jussisea. Calyx tube not prolonged 

 beyond the ovary, lobes of the calyx 

 limb persistent. Petals inserted on the 

 calyx. Stigma capitate. Fruit a septic- 

 idal capsule. Aquatic. 



a. Seeds loitli a liaAry croion. 



1. Zauschneria. Calyx tube considerably 

 prolonged beyond the ovary; calyx limb 

 petaloid, deciduous. Petals not exceed- 

 ing the calyx lobes, 2-cleft, erect. Cap- 

 sule 4-valved, 1-celled, oo-seeded. 



2. Epilobium. Calyx tube prolonged but 

 little beyond the ovary. Petals inserted 

 on an annular disc on the summit of the 

 calyx tube. Ovary 4-celled. Capsule 

 loculicidal. 



