318 THE KINDS OF PLANTS 



ii. Stamens indefinite, inserted on cup-like recep- 

 tacle Rosaceae, p. 385 



hhh. Ovary compound. 



i. Water plants: leaves flat and floating, or 



heart-shaped and erect Nymphaeaceae, p. 361 



ii. Land plants. 



j. Ovary compound and 1-celled. 



k. With central placentae, many-ovuled: 



plants juicy (watery) Portulacaceae, p. 371 



kk. With 2 or more parietal placenta?: colored 



or milky juice Papaveraceae, p. 362 



kkk. With 3 or more parietal placentae: leaves 

 opposite: juice not milky: flowers 



yellow, cymose Hypericaceae, p. 370 



jj. Ovary compound, several-celled: stamens 



monadelphous Malvaceae, p. 372 



GG. The stamens 10 or less in number. 



h. Ovary single, 1-celled, simple or compound. 

 i. Corolla regular or nearly so. 

 j. Sepals and petals 4-5 each. 

 k. Leaves alternate. 



l. Stigma 1 Leguminosae, p. 379 



ll. Stigmas 4 Saxifragaceae, p. 393 



kk. Leaves opposite, punctate: flowers yellow. 



Hypericaceae, p. 370 

 kkk. Leaves opposite, not punctate: flowers 



pink, red, white Caryophyllaceae, p. 353 



jj. Sepals 2: petals 4-5 Portulacaceae, p. 371 



jjj. Sepals 6: stamens hypogynous, opposite 



to the petals Berbcridaceae, p. 360 



ii. Corolla irregular. 



j. Fruit a legume Leguminosae, p. 379 



jj. Fruit a capsule. 



K. Petals 5: stamens 5: pod 1-celled, 3-valved. 



Violaceae, p. 369 

 kk. Petals 4: stamens 6, diadelphous: fruit 

 2-valved (globular) 1-seeded, indehis- 



cent in Fumaria Fumariaceae, p. 363 



hh. Ovary 2-5-celled: fruit dry. 



i. Fruit of 2 dry seed-like carpels: flowers small, 



umbelled or in heads: stamens 5. . Umbelh ferae, p. 397 

 II. Fruit a 2-celled pod, silique or silicle, or some- 

 times loment, or indehiscent and nut-like: 

 flowers not truly umbelled, but solitary or 

 in racemes. 



j. Stamens 6: sepals 4: petals (0 or) 4 



Cruciferae, p. 365 



