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5. S. VERECUNDA Watsoii. Petals bifid, rose- 

 colored. — U. Cemetery of San Francisco. 

 Summer. 



Family 2. ALSINE^. 



Sepals distinct to the base. Carpophore 0. 

 Stamens, if equaling the petals, alternating 

 with them. Ovary oo-ovulate; styles several. 

 Fruit a capsule. Leaves opposite ; stipules 0. 



1. Cerastium L. 



MOUSE-EAB ChICKWEED. 



Sepals 5. Petals 5, emarginate. Stamens 

 10. Stigmas 5. Capsule cylindrical, dehis- 

 cent by 10 teeth. Flowers white. 



1. C. ARVENSE L. Petals about twice the 

 length of the sepals. — 21. Common. All the 

 year round. 



This Aveed has, in Europe, the reputation of 

 being poisonous to sheep. 



2. C. PiLOSUM Ledebour. Petals but little 

 exceeding the sepals. — U • Punta de los Reyes. 

 Summer. 



2. Stellaria L- Chickweed. 



Petals 2-lobed. Stamens 10. Stigmas 3-5. 

 Capsule globose, dehiscent by 6-10 valves. 

 Flowers white. 



1. S. MEDIA L. Flowers on slender pedi- 

 cels. — 0. Common. All the year round. 



Ballast weed, introduced from Europe. 



