CLASS XVII. OEDER X. 55 



CLASS XVI. MONADELPHIA. 

 ORDER III. TRIANDRIA. 



Sisyrinchium- Spathe 2-leaved : perianth : corol 

 superior, 6-cIeft, tubular : style 1 : capsule 3-celled. 



* Lysimachia, Linum, Anagallis. 



ORDER X. DECANDRIA. 



Geranium. Calyx 5-leaved : corol 5-petalled ? regular : 

 nectariferous glands 5, adhering to the base of the long 

 filaments : arils 5, 1 -seeded, awned, beaked at the head 

 of the receptacle : awn naked, strait. 



* Oxalis. 



ORDER XIII. POLYANDRIA. 



Sida. Calyx simple, angular, 5-cleft : style many- 

 parted : capsules many, 1 01* 3-seeded. 



Hibiscus. Calyx double, outer one many-leaved, in- 

 ner one about 5-cleft : stigmas 5 : capsule 5 or 10-celled, 

 many-seeded. 



Mdlvci. Calyx double, outer one 3 -leaved, inner on 

 5-cleft : capsules many, 1 seeded. 



Jttthaea. Calyx double, outer one 6 or 9-cleft : cap- 

 sules many, 1 -seeded. 



Lavatera. Calyx double, outer one 3-cleft : capsules 

 many, many-seeded. 



CLASS XVII. DIADELPHIA. 



FROM ORD&R V. PBNTANDRIA, TO ORDER VIII. 



OCTANDRIA. 



Fumaria. Calyx 2-leaved, caducous : corol irregu- 

 lar, spurred at the base : filaments , each with 3 an- 

 thers : capsule drupe-like, 1 -celled, 1 -seeded, not open- 

 ing by valves ; seed affixed to the side of the cell. 



Corydalis. Calyx 2-leaved : corol ringent, 1 or 2- 

 spurred : filaments 2, inembranaceous, each with 3-an- 

 thers : capsule silique^like, many-seeded. 



Polygala. Calyx 5-lcaved, unequal, 2 of the leafets 

 wing-like, larger, coloured : corol irregular (or rather, 

 calyx 3-leaved, corol imperfectly papilionaceous) capsule 

 obcordate, 2-ceiled, 2-vaived. Keel of corol sometimes 

 appendaged, 



ORDER X. DECANDHIA. 

 A. Stamens united in one set. 



Lupinus. Corol 2-lipped : anthers, 5 oblong and 5 

 roundish : legume coriaceous; torulouse. 



