lo Introduction to Botany. 



Stamens lo (rarely only 5), somewhat monadelphous at 



base, leaves 3-foliate, or more or less lobed and divided. 



Gekaniace^, page 70 



Stamens 5, carpels 3, pod inflated. SAPiNDACEi^:, page 74. 



(6) Ovary inferior, being more or less adherent to the calyx. 



Ovary i-celled, many-seeded; 2 parietal placentae. 



Sax 1 FRAG ACE^, page 54. 

 Ovary 4-celled (sometimes 2-celIed) ; pollen cobwebby. 



Onagrace^, page 81. 

 Ovary 2-5-celled; petals 5; fruit a 2-several-celled pome; shrubs or trees. 



Rosacea, page 56. 

 Ovary 2-celled; style i; ovule i in each cell; petals 4; fruit a 2-seeded 

 drupe. Cornace^, page 86. 



Ovary 2-celled; styles 2; i ovule in each cell; petals 5. 



UmbelliferjE, page 82. 



C. Corolla and calyx present, the petals more or less united (gamopetalous). 



(i) Stamens more numerous than the corolla lobes. 

 Pistil I. 



Ovary i-celled, with i parietal placenta. Leguminos^, page 63. 



Ovary 3-12-celled. 



Stamens free from the corolla, or nearly so. Ericace^, page 86. 



Stamens borne on the base of the corolla. Ebenace^, page 90, 



Ovary s-celled; stamens monadelphous at base. Geraniace^, page 70. 



Pistils several, their ovaries united in a ring ; the numerous stamens monadelphous. 



Malvaceae, page 78. 



(2) Stamens as many as the lobes of the corolla, and opposite them. 



Ovary i-celled, several-seeded; style i. Primulace^, page 88. 



(3) Stamens of the same number as the corolla lobes (or fewer) , and alternate with them, 

 (a) Ovary inferior, being surmounted by the other parts. 



Stamens united by their anthers into a ring; flowers In an involucrate 

 head. Composite, page 116. 



Stamens separate, and free from the corolla, or nearly so. 



CAMPANULACEiE, page II5. 



Stamens inserted separately on the corolla. 



Ovary 3-celled. Stamens 1-4. ValerianacEjE, page 114. 



Ovary 2-5-celled. 



Leaves opposite, with stipules, or in whorls. 



RuDiACEiE, page no. 

 Leaves opposite, without true stipules. 



Caprifoliace^, page 112. 

 (6) Ovary superior, or free from the other parts. 

 Corolla irregular. 



Ovary 4-lobed, with i central style; corolla labiate. 



LabiaTjE, page 99. 



Ovary 4-celled, but not lobed, with terminal style; corolla somewhat 



2-lipped. Verbenace.^, page 98. 



Ovary i-celled, with free central placenta. Calyx and corolla 



2-lipped. Aquatic herbs Lentibui ariace.je, page 105. 



Ovary i-celled, with 2 or 4 parietal placenta; corolla more or less 



2-lipped. OROBANCHACEyE, page 106. 



