46 CLASS VIII. ORDER I. 



ORDER III. TRIGYNIA. 



Medeola. Calyx o : corol deeply 6- parted, revolutc : 

 berry 3-seeded. 



Veralrum. Polygamous. Calyx o : corol 6-petalled, 

 without glands : cVpsules 3. many-seeded. 



Trillium. Calyx 3-leaved, inferior, spreading : corol 

 f>-petalled : berry 3-celled, many-seeded. 



Rumex. Calyx 3-leaved : petals 5, converging ; stig- 

 ma many-cleft : seed 1, naked, three-sided. 



ORDER XIII. POLYGYNIA. 



Misma. Calyx 3 leaved : petals 3 : capsules nnmer* 

 ous, 1 -seeded. 



CLASS VII. EEPTANDRIA. 

 ORDER I. MONOGYSIA. 



Trientcdis. Calyx 7 -leaved : corol 7-parted, equaf,> 

 flat : berry juiceless : number of stamens variable. 



*!Esculus. Calyx inflated, 4 or 5-toothed : corol 4 or 

 5-petalled, inserted on the calyx, unequal, pubescent :^ 

 Capsule 3-ce!Ied : seeds large, chesnut-tbrm. 

 * Polygon urn orientale. 



CLASS VIII. ' OCTANDRIA. 

 ORDER I. MONOGYNIA. 



A. Flowers superior. 



Oxycoccus. Calyx superior 4-cleft : corol 4-parted, 

 the divisions nearly linear, revolute : filaments converg- 

 ing, anthers tubular, 2 parted : berry many-seeded. 



JEpilobium. Calyx 4-cleft : corol 4-petalled : capsule 

 oblong and of great length : seeds feathered. 



Oenothera. Calyx 4-cleft, tubular : caducous, divisions 

 deflected : petals 4, inserted on the calyx : stigma 4- 

 eleft; capsule 4-celled, 4-valved : seeds not feathered. 



B. Flowers inferior. 



llhexia. Calyx pitcher-form, 4 or 5-cleft : petals 4, 

 oblique, inserted on the calyx : anthers declined : cap- 

 sule 4-celled, within the ealyx, setose ; seeds numerous, 

 cochleate. 



Acer. Polygamous. Calyx 5-cleft : corol 4 or 5-pet- 

 alkd or wanting : samaras 2, united at the base, 1 -seeded. 



