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Ill. Polygynia. 
1. 
Portulaca.—Corolla superior. Calyx 2- 
sepalous, deciduous. Petals 4-6. Fruit 
a circumscissile capsule. Succulent. 
OCTANDRIA. 
I. Monogynia. 
A. Floral parts polypetalous, inferior. 
1. 
Acer.—Calyx 4-5-parted. Corolla 4-5 
petals. Fruit a samara. ‘Tree. 
B. Floral parts polypetalous, superior. 
‘B 
Jussiea.—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 with a hairy crown. 
Zauschneria.—Calyx tube considerably 
prolonged beyond the ovary; calyx limb 
petaloid, deciduous. Petals not exceed- 
ving the calyx lobes, 2-cleft, erect. Cap- 
sule 4-valved, l-celled, o-seeded. 
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. 
