196 DICHOTOMOUS ANALYSIS. 



105. Flowers having only stamens or pistils 106 



Flowers perfect 109 



106. Carpels solitary MoraceoB, 111. Urticacece, 109 



Carpels more than one 10T 



107. Flowers in nments or catkins 108 



Flowers not in aments EupJiorbiacece, 10S 



108. Fruit succulent Artocarpeacat, 111 



Fruit not succulent Amentacecz, 115 — Sub-order Betulinaz. 



109. Sopals 2 Portulacacem, 22 



Sepals more than 2 110 



110. Carpels solitary or separate Ill 



Carpels consolidated 114 



111. Fruit a legume Leguminosce, 43 



Fruit not a legume 112 



112. Calyx membranaceous IUecebracece, 20 



Calyx firm and herbaceous 113 



113. Stipules not ochrea? Rosacece, 44 



Stipu'es ochrese Polygonaceat, 102 



114. Placentae parietal Passifloraceaz, 53 



Placentae in the axis 115 



1 15. Calyx membranaceous and laciniate Ulmacece, 110 



Calyx firm and equally lobed 116 



116. Stamens 4 — 5, opposite the petals Rhamnacpm, 42 



Stamens 8—10, or numerous TiMctcece, 34 



117. Flowers having stamens and pistils 118 



Flowers having only stamens or pistils 131 



1 18. Ca'yx tubular, without a limb Ttiymeliacece, 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 Lauracece, 103 



Herbaceous plants 122 



122. Carpels separated at the apex S<ixifragaceaz, 59 



Carpels united 123 



123. Stamens perisynous 124 



Stamens hypogynous Ca ryophyllacece, 21 



124. Capsule 1 -celled PrimulacfiCR, 95 



Capsule 2 — 4-celled Lythracpm, 47 



Fruit 10-celled Phytolacca cece, lol 



125. Carpels several Ranunculaceai, 1 



Carpels solitary 126 



126. Flowers with a disk Anacardiacea;, 29 



Flowers without a disk .' 127 



127. Fruit a legume Leguminosaz, 43 



Fruit not a legume 128 



128. Ca'yx membranaceous 129 



Calyx hardened in the fruit Nyctaginaceob, 9S 



129. Fruit triangular Polygonacem. 102 



Fruit not triangular 130 



130. Calyx dry and colored '. Amaranth acece, 99 



Calyx not colored Chenopod iacem, 100 



131. Leaves compound Zanthaxylacew, 28 



Leaves simple Empetracea', 107 131 



182. Ovary 3-celled Enphorbiacece,, 108 



Ovary 1-celled Amaranihacece, 99. Lauracece, 103 



