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IV. Pentagynia. 



1. Aralia. Fruit a 5-pyrenous drupe. Py- 

 rense 1-seeded. 



2. Tilkea. Calyx 5-parted. Petals 5. 

 Fruit 5-follicles. Aquatic. 



3. Linum. Sepals 5. Capsule 4-5-celled, 

 cells 2-ovulate. 



4. Statice. Calyx limb scarious. Ovary 1- 

 celled, 1-ovulate. Styles not plumose. 



5. Armeria. Calyx limb scarious. Ovary 

 1-celled, 1-ovulate. Styles plumose. 



6. Spergula. Calyx 5-sepalous. Petals 5, 

 entire. Capsule 1-celled, 5-valved. 

 Seeds winged. 



7. Sagina. Calyx 5-sepalous. Capsule 1- 

 celled, 4-5-valved. Seeds reniform. 



V. Polygynia, 



1. Myosurus. Claws of petals longer than 

 the lamina. Carpidia GO. Akenes 1- 

 seeded. 



HEXANDRIA. 

 I. Monogynia, 



A. Floral parts complete. 



1. Berberis. Petals 6, inferior. Fruit a 

 berry. Shrub. 



2. Vancouveria. Petals 6, inferior. Fruit 

 a follicle. 



