(30) 



C. Floiuers not umheUate. 



1. Boykinia. — Ovary 2-celled. Capsule oo- 

 seedecl. 



2. Henchera. — Ovary l-celled. Capsule 



ac-seeded, dehiscent by valves. 



3. Ribes. — Petals and stamens inserted on 

 the cah^x limb. Petals ungniculate. 

 Fruit baccate, co-seeded. Shrubs. 



III. Trigynia. 



A. Floral parts complete, inferior. 



1. Rhus. — Fruit drupaceous, 1-pyrenous. 

 Pyrena 1-seeded. Shrubs. 



2. Calandrinia. — Sepals 2, persistent. Pet- 

 als 5. Capsule 3-valved 2-celled. Pla- 

 centa central, co-seeded. Succulent. 



3. Claytonia. — Sepals 2, persistent. Petals 

 5. Capsule 3-valved, l-celled. Placen- 

 ta central, few-seeded. Succulent. 



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

 Cells 2-ovulate. 



5. Alsine. — Sepals 5. Petals 5. Capsule 



l-celled, 3-valved. Placenta central. 



B. Floral ijarls comjMe, superior. 



1. Sambucus. Corolla rotate. Berry 3- 

 seeded (Drupe 3-pyrenous.) Tree. 



- Shrub. 



2. Whipplea. — Ovary 3-celled, cells 1-ovu- 

 late. Fruit a septicidal capsule. 



