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Family 2. VALERIANACEiE. 



Leaves opposite. Stipules 0. Inflorescence 

 cymose. Calyx pappus-like. Ovary 3-celled; 

 2 cells sterile, and the fertile one 1 -ovulate. 

 Fruit an akene. 



1. Plectritis. DC. 



Limb of calyx straight, entire, obsolete. 

 Tube of the corolla gibbous; limb 5-cleft, 2-la- 

 biate; triandrous. Akene winged by the per- 

 sistent, sterile cell. — ©. 



1. P. MACEOCEKA Gray. Corolla almost 

 regular; akene semilunar; dorsal angle of 

 akene obsolete; flowers w^hite or rose-color. 

 Common. Spring. 



2. P. CONGESTA Lindl. Corolla distinctly 

 2-labiate; dorsal angle of akene distinctly ca- 

 rinate; flowers rose-color. — Marin County. 

 Spring. 



Family 3. CAPRIFOLIACE^. 

 Leaves opposite. Stipules 0. Fruit baccate. 



1. SambucUS Touin, Elder. 



Limb of Calyx 5-dentate. Corolla rotate, 

 regalar. Ovary 3-5-celled; cells 1-ovulate: 

 styles 9; stigmas 3-5. Fruit a 3-5-seeded 

 berry. 



1. S. GLAUCA Nutt. Flowers cream-colored; 

 berries blue, pruinose. — ^. Berries eatable; 

 root a powerful sudovific. 



