(206) 



Family 2. OXALIDE^. 



Sepals 5. Petals hypogynous. Ovary 5 

 carpidia, opposite the petals, attached to the 

 axis by their central angle, 2-to- cc-ovuled ; 

 ovules vertically arranged, styles 5, persistent. 

 Leaves alternate. 



1. Oxalis L. Wood-Sorrel. 



Petals 5. Stamens 10, monadelphous, the 

 5 opposite the petals shorter. Capsule oblong. 



1. O. Oeegana Nutt. Peduncles 1 -flowered; 

 petals white or rose-color. — 71 . Crystal Springs. 

 Camp Taylor. Sj)ring. 



2. O. CORNICULATA L. Peduncles two to sev- 

 eral-flowered; petals yellow. — 71- Common. 

 Spring. 



Family 3. LINE-ffi. 



Calyx persistent. Petals hypogynous, un- 

 guiculate. Perfect stamens 5, sometimes 4. 

 Ovary 5, sometimes 4, 3 or 2-celled; cells 2- 

 ovulate. Ovules collateral, more or less sep- 

 arated by a spurious septum. Styles equalling 

 the cells in number. Capsule globose. 



1. Linum. Flax. 

 Sepals 5. Petals 5. 



1. L. PERENNE L. Pentagynous; petals 

 blue. — 71. Colma. Millbrae. Summer. 



