148 CLASS V. 



CLASS v. PENTANDRIA. Fice. Stamens. 



Order 1. Monogynia. One pistil. 

 A. Mowers l-petalcd : inferior; seeds naked in the bottom of the calyx 



Rough Leaved Plants. 



CYNOGLOS' / SDM. Calyx 5-parted : corolla short, funnel-form, vault- 

 ed ; throat ciosed by five converging con vex processes; seeds depress- 

 ed, affixed laterally to the style. (hound's-tongue.) 



BORA'GO. Corolla wheel-form, the throat closed with rays. (borage.) 



B. Flowers l-petaled, inferior; seeds covered. 



(Capsule l-celled.} 



LYSIMACH"IA. Calyx 5-cleft; corolla wheel-form, 5-cleft; capsule 

 1-celled globular, 5 or 10-valved, mucronate ; stigma obtuse. (In some 

 species the filaments are united at the base.) (loose-strife.) 



(Capsule 2-cellcd rarely %-cclled.} 



VERBAS"CUM. Calyx 5-parted ; corolla wheel-form, 5-lobed, some- 

 what irregular s stamens declined, hairy ; capsules 2-celled, 2-valved ; 

 valves inflexed when ripened, many-seeded. (mullein.) 



CONVOL"VULUS. Calyx 5-parted, with or without 2 bracts ; corolla 

 funnel-form, plaited : stigma 2-cleft or double : cells of the capsule 2 

 or 3 ; each 1 or 2 seeded. (blind-weed- morning glory.) 



(Capsule 3 to b-ccllcd.} 



PHLOX. Calyx prismatic, 5-cleft; segments converging: corolla 

 salver-form, 5-lobed, with a tube somewhat curved ; filaments unequal 

 in length, attached to the inside of the tube of the corolla ; stigmas 

 3-eleft; cells 1 seeded, seeds oblong; concave. (lichnidia.) 



DATU'RA. Calyx tubular, angled, caducous, with a permanent orbi- 

 cular base; corolla funnel-form, plaited; capsule 4-valved, 2 celled, 

 and each cell half divided ; generally thorny. (thorn-apple.) 



(Seed in a berry.} 



SOLA'NUM. Calyx 5 to 10-parted, permanent; corolla bell or wheel 

 form, 5-lobed, plaited : anthers thickened, partly united, with two 

 pores at the top ; berry containing many seeds, 2 to G-celled. (potato, 

 nightshade, bitter-sweet.) 



Exotic. 



CAP"SICUM. Corolla wheel-form; berry juiceless, inflated ; anther: 

 converging ; calyx angular. (red pepper.) 



C. Flowers l-pclaled, superior. 



(Seeds in a capsiile.} 



CAMPANULA. Calyx mostly 5-cleft; corolla bell-form, closed at the 

 bottom by valves bearing the flattened stamens; stigma 3 to 5-cleft: 

 capsules '3 to 5-celled, opening by lateral pores. (bell flower.) 



L)BE'riA. Calyx 5-cleft; corolla irregular, often irregularly slit- 

 ted; anthers cohering, and somewhat curved; stigma 2-lobed; cap- 

 sule 2 or 3-celled. (cardinal flower, wild tobacco.) 



LONI^E'RA. Calyx 5-toothed; corolla tubular, long, 5-cleft, unequal, 



