CLASS X. ORDER I. 47 



Tropoeolum. Calyx 4 or 5-cleft, coloured, spurred 

 petals 4 or 5, unequal : nuts leathery,' sulcate. 

 ORDER II. DYGIMA. 



Chrysospknium. Calyx 4 or 5-cleft. coloured : corol 

 o : capsule 2-beaked, 1 celled, many-seeded. 

 ORDER III. TRIGYNIA. 



Pdygonum. Calyx inferior, 5-parted, coloured, corol 

 o : seed l, angular, covered with the calyx (Stamens 

 and pistils vary in number The calyx in some species 

 might be taken for a corol.) 



CLASS IX. ENNEANDRIA. 



ORDER I. MONOGYNIA. 



Laurus. Calyx 4 to 6-parted : corol o : nectaries 3^ 

 two-bristled glands, surrounding the germ : drupe 1 -seed- 

 ed. (Stamens vary from 3 to 14 often dioecious The 

 calyx may be taken for a corol.) 



ORDER III. TRIGYNIA. 



Rheum. Calyx none : corol 6- cleft, permanent : seed 

 1$ 3-sided. 



CLASS X. DECANDRIA. 



ORDER I. MONOGYNIA. 

 A. Flowers many-petalled, irregular. 

 Podalyria. Calyx 5-cleft, somewhat 2-lipped : corol 

 papilionaceous, wings of the length of the banner : legume 

 inflated, smooth, many-seeded. 



Cassia. Calyx 5-leaved : corol 5-petalled : anthers, 

 3 lower ones beaked : legume membranaceous. 



15. Flowers 5-petalted, regular. 



Fyrola. Calyx 5-parted : anthers with 2 pores : cap- 

 sule" 5-relled, dehiscent at the angles. 



Chimavlitta. Calyx 5-parted : petals 5 : stigma ses- 

 sile, thick, orbiculate ; germ immersed : anthers beaked, 

 opening with a kind of 2-valved aperture : capsules 5-cel- 

 led, dehiscent at the angles. 



C. Flowers l-petalled. 



Andromeda. Calyx 5-parted, inferior: corol ovate or 

 romulish, with a 5-cleft reflexed mouth : capsule 5-celled- 

 \vith partitions contrary. (Stamens sometimes 8.) 



