(190) 



2. S. STENOPETALUM Piirsh. Leaves acute, 



lanceolate; flowers yellow. — Camp Taylor. 



Summer. ' 



3. Tillaea L. 



Stamens as many as petals. — 0. Minute 

 vernal aquatics. 



1. T. MINIMA Miers. Flowers clustered, 

 white. — San Miguel. 



2. T. ANGUSTIFOLTA Nutt. Flowers solitary, 

 wliite. — Mission Dolores. 



Section 2. Centrosperm^. Central placen- 

 tation from the base of the ovary. 



Order 1. FICOIDALES. Anomalous, 

 transitional types. 



Family 1. FICOIDE^. 



Calyx superior. Petals oo. Stamens oo- 

 seriate, inserted with the petals. Ovary 4-20- 

 celled, oc-ovulate. Fruit a capsule, oo-seeded. 

 Stipules 0. 



1. Mesembrianthemum L Fig-Maeygold. 



Characters of the family. 



1. M. ^quilaterale Haworth. Flowers 

 red. — li. Rocks near the seashore. Summer. 

 Fruit edible. 



Order 2. CARYOPHYLLALES. Flowers 

 regular. Calyx inferior. Sej)als as many as 



