SYNOPSIS 



NATURAL ORDERS OF BRITISH PLANTS. 



The number prefixed to each Order indicates the page where the 

 description of the Genera will be found. 



I. PHANEROGAME^ or FLOWERING PLANTS. 

 Class I. DICOTYLEDONES. 



Wood of stem youngest at the circumference. Cotyledons 2 

 or more. 



Subclass I. ANGIOSPERM^. 



Seeds inclosednn seed-vessels. 



Subdivision I. Fl. with a calyx and corolla, polypetalous, in- 

 ferior. 



A. Ovaries many, distinct or united, each bearing a style ; or 

 solitary with 1 lateral placenta. 



I. Corolla regular. 



a. Sepals distinct. Stam. hypogynous. 



t. 1. RANUNCULACEiB. Anth. opeuiiig by 2 longitudinal clefts. 

 13. BEBBERiDACEiE. Anth. opening by a valve from the 

 bottom to the top. Carpel solitary. 



b. Sepals more or less combined below. 



125. Cbassulace/B. Stam. as many as, or twice the number 

 of, the pet., on the base of the calyx. 

 i", - 87. RosACE/E (part). Stam. 20 or more, on the calyx. 



II. Corolla iiTegular. 



34. Resedace^. Cal. persistent. Ovary 3-lobed, 1-celled, 

 open at the end. Stam. 10 — 24. 

 ^.,-^9. Leguminos^. Ovary 1-celled, closed. Fr. a pod. Stam. 

 10, 1 — 2-adelphous. 

 2. RANUNCULACEiB(part). Ovaries 1 ormore, closed,follicles. 

 Stam. many, free. 



