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plete septum, 1 ovule becoming abortive in the 

 ripe fruit. — ^ . Flowers in racemes. 



1. A. ALNIFOLIA Nutt. Flowers white. 

 Common. Summer. Berries purplish, edible. 



Order 3. LEGUMINOS^. Ovarj 1, 1- 

 celled. Fruit a legume. Leaves alternate, 

 stipulate. 



Family 1. PAPILIONACEiE. 

 Corolla papilionaceous. Stamens 10. 



1. Pickeringia Nutt. 

 Petals of the carina not connate. Stamens 

 not diadelphous. Legume linear, compressed. 

 Flowers purple; leaves palmately 3-foliolate, 

 evergreen; stipules evanescent. — ^ . 



1. P. MONTANA Nutt. — Tamalpais. Crystal 

 Springs. Wright's Station. Summer. 



2. Thermopsis E. Brown. 



Petals of the carina partly connate. Stamens 

 not diadelphous. Legume linear, compressed. 

 Flowers yellow; leaves palmately 3-foliolate; 

 stipules persistent, foliaceous. — 71. 



1. T. Californica Watson. — San Kafael. 

 Saucelito. Summer. 



3. Lupinus L. Lupine. 



Stamens monadelphous; anthers alternately 

 oblong and reniform. Leaves palmate; stip- 

 ules adnate. 



