Trees or shrubs. Fruit fleshy. Myrsinaceas. 
Herbs. Fruit a capsule. Primulaceae. p. 222. 
2. — Carpels separate. Anonaceas. p. 43. 
Carpels united. 
Ovules pendulous. 3 
Ovules erect or ascending. 
Corolla imbricate in the bud. Sapotaceaj. p. 220. 
Corolla plaited in the bud. Convolvulaceae. p. 262. 
3 . — Embryo large. Sapotaceae. p. 220. 
Embryo small. 
Stamens as many as the divisions of the corolla. 
AQUIFOLIACEAE. p. 218. 
Stamens twice as many as the divisions of the corolla. 
Ep,enaceje. p. 219. 
4 . — Herbs. Seeds angular, oval, or winged. 
POLEMONIACEAS. p. 260. 
Undershrubs. Seeds peltate. Diapensiaceas. 
5 . — Stamens four or more. 6 
Stamens two. 
Corolla four cleft. Ole^aceas. p. 279. 
Corolla five to eight cleft, salver form. 
JasminacejE. p. 279. f 
6 . — Flowers not arranged in twisted cymes. 7 
Flowers arranged in coiled cymes (scorpioidal). 
Fruit a capsule. Hydropiiyllaceae. p. 258. f 
Fruit a drupe. Ehretiaceae. 
7 . — Leaves opposite, whorled, or clustered. 8 
Leaves none. Scaly parasites. CuscuTACEAi. p. 263. f 
Leaves alternate. 
Style two cleft. Fruit a drupe. Cordiaceas. 
Style not two cleft. Fruit a capsule, follicle, or berry. 
Leaves with hair like stipules between the petioles. 
AsCI.EPTADACEAi. p. 276. 
Leaves without stipules. 
Ovules few. Flowers plaited in the bud. 
ConvolvulacejE. p. 262. 
Ovules numerous. 
