(44) 



3. Calandrinia. — Corolla inferior. Calyx 2- 

 sepaloiis, persistent. Capsule S-valved, 

 cc-seeded. Succulent. 



4. Ly thrum. — Calyx tubular, inferior, 8-12- 

 dentate. Petals 4 — 6. 



5. Adenostoma. — C dyx funnel - shaped, 

 tube 10-costate. Petals 5. Fruit an 

 akene enclosed in the calyx tube. Shrub. 



6. Cercocarpus. — Cal3^x tube cylindrical. 

 Petals 0. Style terminal, long-exserted. 

 Fruit an akene, linear, terete, caudate 

 by the elongated plumose style. Shrub. 



II. Pentagynia. 



1. Nuttallia. — Ovaries 5, each 2-OYulate. 

 Styles subterminal. Fruit several drupes. 

 Shrub. 



IC03ANDRIA. 

 I. Monogynia. 



A. Floral parts complete, inferior. 



1. Prunus. — Fruit a fleshy drupe. Endo- 

 carp not rugose. Shrubs. Tree. 



2. Adenostoma. — C a 1 y x funnel - shaped; 

 tube 10-costate. Petals 5. Akene en- 

 closed in the calyx tube. Shrubs. 



3. Cercocarpus. — Calyx tube cylindrical. 

 Petals 0. Style terminal, long-exserted. 

 Akene linear, terete, caudate by the 

 elongated exserted plumose style. Shrub. 



