CLASS V. ORDER I. 41 



B. Flowers l-petalled 9 inferior ; seeds covered with a 1- 

 celled capsule. 



Hydrophyllum. Corol bell-form, 5-rleft, with 5 longi- 

 tudinal honey -bearing groves inside : capsule globose, 2- 

 valved : stigma 2-cleft. 



Lysimachia. Corol wheel-form : capsul e globular, 10- 

 valved, mucronate : stigma obtuse. (In some species the 

 filaments are united at the base.) 



Primula. Umbellets involucred : tube of corol cylin- 

 dric, throat open, divisions of corol emarginate : capsule 

 1-celled with a 10-cleft mouth : stigma globular. 



C. Flowers t-petalled, inferior) capsules 2-celled. 



Convolvulus. Corol funnel-form, plaited : stigma 2- 

 cleft or double : cells of the capsule 2 or 3 ; each 2-seeded. 



Datura. Calyx tubular, angled, caducous : corol fun- 

 nel-form, plaited ; capsule 4-valved, sometimes 4-celled, 

 smooth or thorny. 



Verbascum. Corol wheel-form, somewhat irregular : 

 stamens declined, hairy : capsules 2-celled, 2-valvcd j 

 valves inflexed : many-seeded. 



D. Flowers l-petalled, inferior ; capsules S~celled. 

 Phlox. Calyx prismatic : corol salver-forrn ; with a 



tube somewhat curved : filaments unequal in length : 

 stigmas 5-cleft : capsule S -celled, 1 -seeded. 



Ipomoea. Corol funnel or bell-form, with 5 plaits : 

 stigma globe-headed, papillose : capsule 2 or 3-celled, 

 many-seeded. 



E. Flowers l-petalled, inferior; capsules 5 -celled. 

 Azalea. Corol tubular, half-5-cleft, somewhat oblique : 



.stamens on the receptacle f stigma obtuse, usually ending 

 with 5 short papillae. 



Tinea. Corol salver-form, twisted, border 5-cleft, with 

 oblique divisions ; throat 5 -angled : seed naked, oblong : 

 follicles 2, erect, terete, narrow. 

 F- Flowers 1 -petalled 9 inferior } having berries 2-celled. 



Solatium. Calyx permanent : corol bell or wheel-form, 

 o-lobed, plaited : anthers thickened, with two pore^at 

 the top : berry containing many seeds. 



Capsicum. Corol wheel-form : berry jtiiceless : an- 

 thers converging : calyx angular. 



