KEY TO WEST COAST BOTANY. 



KEY TO THE ORDERS. 



*** Figures in the margin refer to pages. When names are not followed by figures the genus 

 or order indicated is not elsewhere described in this book. Generic names are in italic. 



Calyx and corolla together of either more or less than six parts CLASS I, 9 



Calyx and corolla together of just six parts: petals never five. 



Stamens six or three } 



Stamens many: sepals three, green. . . > CLASS II, 16 



Stamens one or two united ~to the style: ovary inferior j 



Stamens many: flowers solitary on long peduncles Papaveracese, 19 



Stamens ten: petal one: a shrub Leguminosae, 30 



Stamens nine, flowers apetalous, small. 



An aromatic tree; flowers greenish Umbettularia. (Laurel.) 71 



Herbs with several or many flowers in involucral cups Eriogonum, 70 



Herbs with one to three flowers in awned involucral cups. Cliorizanthe, 70 



CLASS I. EXOGENS OB DICOTYLEDONS. 



Calyx and Corolla both present. 



Petals not all united (distinct) DIVISION 1, 9 



Petals more or less united (cohering) .DIVISION 2, 13 



Calyx and corolla one or both wanting DIVISION 3, 15 



DIVISION l.-POLYPETAL^;. 



A. STAMENS MORE THAN 10. 



1. Stamens not adhering to the sepals or petals (ovary not inferior). 



* Pistils few to many distinct carpels. 



Calyx deciduous, sepals 5: no stipules Ranunculaceae, 17 



[9] 



