X 



CONTENTS. 



PAOB 



Class V. Rhizogons.— Tlie Vine Rape Family . . 206 

 Class YI. — Exogens. Leaves with netted veins. — 



Trees, Shrubs, and Herbs (those with 



free veins excepted) 210 



Div. I. Achlamyds. — Flowers without calyx and 



corolla 211 



Div. II. Monochlamyds. — Flowers with calyx only 223 

 Div. III. Dichlamyds. — Flowers with the calyx and 



corolla 271 



Sect. I. Corolla Monopetalous, inferior . . . 272 

 Corolla generally oblique and bila- 

 biate with didynamous stamens . 272 

 Corolla straight, 4 or 5 toothed, lobed 



or cleft, with generally 5 stamens 289 

 Corolla regular ; stamens 2, 4, 8, 16, 



or 5-10 312 



Corolla monopetalous, superior . . 328 



Sect. II. Corolla Polypetalous 355 



Ovary inferior 355^ 



Ovary superior 396 



Stamens perigynous, Calyx and Co- 

 rolla separate 396 



Stamens perigynous, Corolla seated 



on the Calyx* 404 



Stamens hypogynous, Calyx and 

 Corolla separate 442 



Additions and Corrections 528 



Index to Botanical terms 529 



„ Families and uses 531 



* These characters are accidentally omitted before 

 Apple and Pea Alliance, page 404. 



