(190) 



2. S. STENOPETALUM Pursh. 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. ANGUSTIFOLIA Nutt. Flowers solitary, 

 white. Mission Dolores. 



Section 2. CENTROSPERMZE. Central placen- 

 tation from the base of the ovary. 



ORDER 1. FICOIDALES. Anomalous, 

 transitional types. 



Family 1, FICOIDEJE, 



Calyx superior. Petals oo. Stamens oo- 

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

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

 Stipules 0. 



1. Mesembrianthemum L. Fia-MAEYGOLD. 



Characters of the family. 



1. M. ^QUILATERALE Haworth. Flowers 

 red. It. Rocks near the seashore. Summer. 

 Fruit edible. 



ORDER 2. CARYOPHYLLALES. Flowers 

 regular. Calyx inferior. Sepals as many as 



