126 ILLUSTEATIONS OF INDIAN BOTANY. 



I 



Logakiacej:. Ovaries united, placentas axile. Stigma simple. 



a. Spigeliese. ^Estivation of corolla valvate. Embryo minute. Flowers isometrical.. 

 ^. Strychneae. Estivation of corolla valvate. Embryo large. Flowers isometrical. 



y. Loganieae. -^stivat 

 >, Potaliese, Estivati 



GEVTiANEiE. 



Flowers isometrical. 



Flowers not isometrical. 



Ovary 1-celled with parietal placentae or half 2-celled, the placentas at- 

 tached to the introflexed margins of the valves. Stigma simple or bifid, or two. Flowers 

 isometrical. Stipules none. 



Group VI. Flowers almost always irregular. Fertile stamens 2 or 4 on the tube or 

 base of the corolla. Ovary 1-ceIled with parietal placentas, or a central one, or 2-celled. 

 Fruit not aeparaling into nuts. Albumen none or present in those with a partly inferior 

 ovary. Leaves almost always opposite or radical. 



* 



Placentae parietal. 



> 



pEDALiACEiB (and Sesameae). Fruit bony or capsular. Embryo amygdaloid. Radi- 

 cle short. 



i 



Gesnebiacej:. Fruit capsular or baccate. Embryo with minute cotyledons, radicle long 

 Crescentiace.e. Fruit succulent, hard shelled. Embryo amygdaloid, radicle short. 



** Placentae axile. 



BiGNONiACE^. Seeds winged, sessile. Cotyledons leafy. 



AcANTHACE^. Seeds wingless, attached to hard processes of the placentae. 



♦*♦ Placenta central, free. 



LENTIBULARIEiE. 



groups are more briefly traced. I shall however introduce them to 



of 



orders 



Group VII. contains 



• 



Stamens usually regular. 



Polemoniaceae. Diapensiaceae. Convolvulaces. Cuscute^. Hydroleaceae. Hydrophylla- 



ceae, Solanaceae. 



*• Stamens usually irregular. 

 Scrofulariaceae. Orobanchaceae. 



Group VIII. has. 



• Flowers regular and symmetrical. 

 Nolanaceas. Cordiaceae. Ehretiaceae. Borragineae. 

 *• Flowers irregular and nnsymmetrical. 

 labiate. Verbenaceae. Myoporace^. Selagine^. 



Group IX. contains 

 Globularineae and Plumbagineae. 



Group X. Plantagine®. 



