196 DICHOTOMOUS ANALYSIS. 



105. Flowers having only stamens or pistils 106 



Flow 109 



106. Carpels solitary Urticacece, 109 



Carpels more than one .' 107 



107. Flowers In amenta or catkins 108 



i rs not in amenta Euphorbia cea, luS 



10S. Fruit .succulent 1, 111 



Fruit not succulent A)nentacea, 115— Sub-order Betulince. 



109. Sepals 2 Portulacacece, 22 



Sepals more than 2 110 



110. Carpets solitary or separate ill 



Carpels consolidated 114 



111. Fruit a legume LeguminoscB, 43 



Fruit not a legume 112 



112. Calyx membranaceous Illecebracece, 20 



Calyx firm and herbaceous 113 



113. Stipules not ochrea) Rosacea, 44 



Stipules ochrese Polygonaceo?, 102 



114. Placenta? parietal Passifloracecz, 53 



Placentae in the axis ' 115 



115. Calyx membranaceous and laciniate Ulmacea*, 110 



Calyx firm and equally lobed 116 



116. Stamens 4 — 5, opposite the petals Rhamnacea?, 42 



Stamens S — 10, or numerous Tiliacew, 34 



117. Flowers having stamens and pistils 113 



Flowers having only stamens or pistils 131 



118. Calyx tubular, without a limb Tfiymeliacece, 104 



Calyx not tubular 119 



119. Sepals 2 Portulacacece, 22 



Sepals more than 2 120 



120. Carpels several, united 121 



Carpels solitary or distinct 125 



121. Shrubs or small trees Lauracea>, 103 



Herbaceous plants 122 



122. Carpels separated at the apex ;. . . .Saxifragaceai, 59 



Carpels united 123 



123. Stamens perigynous 124 



Stamens hypogynous Caryophyllacea, 21 



124 Capsule 1-celled Primulace.a, 95 



Capsule 2— 4-celled Lythraca. 47 



Fruit 10-celled PhytolaccaceCB, 101 



125. Carpels several Ranunculaeecp, 1 



Carpels solitary 126 



12G. Flowers with a disk Anacardiacecc, 29 



Flowers without a disk 127 



187. Fruit a lesrume Leguminosa<, 43 



Fruit not a legume 12S 



128. Calyx membranaceous 129 



. hardened In the fruit NyGtagintun 



129. Fruit triangular Polygonaceo, 102 



Fruit not triangular 130 



130. Calyx dry and colored [mavanthaefa. 99 



< lal] i not colored Chenopodiaoea, 109 



131. Leaves compound Zantho.rylaetcv, 28 



Leaves simple 131 



132. Ovary 8-oelled Euphorbiacec*, 108 



Ovary 1-celled Lavraoea, 103 





