FOUNDATIONS OF BOTANY 



Ovary 1, compound ;, fruit dry. 

 Ovary 5-celled, 1-2-seeded at maturity .... 



Ovary 3-celled, many-seeded 



Ovary 1, compound ; fruit fleshy 



Ovaries numerous. 

 Leaves witli stipules. 

 Stamens inserted on the receptacle .... 



Stamens many, monadelphous 



Stamens inserted on the calyx 



Leaves not with stipules. 



Small trees 



Leaves opposite ; fruit dry. 



Ovary single, 3-5-celled 



Ovaries several, enclosed by the calyx tube . 

 Herbs. 



Ovary single, simple ; fruit a berry 



Ovaries several, simple. 



Stamens inserted on the receptacle 



Stamens inserted on the calyx 



' Ovary compound. 



Aquatic herbs, leaves flat . . 



Marsh herbs, leaves tubular . 



Terrestrial herbs. 

 Ovary 1-celled. 



Placentae central, juice watery 



PlacentJB parietal, juice millcy or colored 



Placentse 2, parietal 



Placentae 3 or more, parietal. 



Leaves alternate 



Leaves opposite 



Leaves apparently wanting, stems fleshy . 



Ovary several-celled, stamens monadelphous . 



Ovary 3-cel]ed, stamens not much if at all 



monadelphous, stems fleshy, juice acid , . 



FAMILY 



63. Linden . 

 68. Begonia 

 45. Rose 



34. Magnolia . 

 64. Mallow . . 

 45. Eose . . -. 



36. Pawpaw . 



43. Saxifrage . 



35. Calycanthus 



33. Barberry . 



32. Buttercup. 



45. Rose . . . 



31. Water-lily . 



42. Pitcher-plant 



29. Purslane . . 

 38. Poppy . . . 



40. Caper . . . 



41. Mignonette . 

 65. St. Johnswort 

 69. Cactus . . . 

 64. Mallow . . . 



68. Begonia. . . 



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85 

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88 



101 

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84 



77 

 105 



75 

 101 



70 

 89 

 99 



100 

 148 

 154 

 147 



152 



Stamens not more than 10. 

 Trees, shrubs, or woody vines. 

 Fruit a stone-fruit. 

 Stamens 2, rarely 3-4 . . 



78. Olive 175 



