ANALYTICAL KF.Y. 21} 



C Sldincns not more ihiin twice as mnny ns the pclah, when of just the numher of 



the fH'titls t/uH altcniale with thun. 



1. Cu/i/T free /loin the oran/, i. e. the ovurij whollij superior. 



• Ocavies 2 or more, se/iurate. 



Stamens united witli eiuli otlier and with a laryc and 



tliiek stigma eomnion to the t>vo ovaries. Asclepiadacea:, 394 



Stamens unconnected, on the reeiptaele, free IVoni tlie calyx. 



Leaves punctate with puihicid dots. ..... Rutace.e, 109 



Leaves not ijellutid-puiutate. 



Tree, with piniuite leaves. . . Ailantlius, in Simaiu itA<-i;.i:, 1 10 



Low shrul) with pinnate leaves. Zanthurliiza, in Kanu.nciii.ace.k, .'J4 



Herbs, not llesliy IIaxuxcl'i.ace.e, 34 



llerhs, witli thick lleshy leaves. .... Cuassiilack.k, 171 



Stanu-ns unconnected, inscrteil on the calyx, 

 Just twice as many as tlie pistils (Hower symmetrical). CuASSULACEiE, 171 

 Not just the number or twice the number of the ])istils. 



Leaves without stipules S.vxiruACACEyT:, 163 



Leaves with stipules IIosacea;, 146 



* * Ovaries 2 - .5, somctchat united at the base, separate above. 



Leaves punctate with pellucid dots Rutace.e, 109 



Leaves not pclluiid-punctate. 



Shrubs or trees with opposite leaves. . . . . Sapindacb.e, 116 

 Terrestrial herbs : the carpels fewer than the petals. Saxifkagace.*;, 163 



* * * Ovaries or lobes ofovarij 3 to .5, ivilli arommon style. GEitANiACEi;, 105 

 * * * * Ovarij onlj one, and 

 •t- Simple, xcith one parietal placenta. LEr.iJiiNo.s.E, 123 

 ■(- -t- Comjioiind, as shoirn hij the number of cells, placenta', sti/les, or slii/mas. 



Ovary one-celled. 



Corolla irregular : petals 4 : stamens f). . . . Fu.mariace^, 60 



Corolla irregular: petals and stamens .'). . . . Violace.f., 76 



Corolla regular or nearly so. 



Ovule solitary : slirulis or trees : stigmas 3. ANA(-AUi>iArE.E, 111 



Ovules solitary or few : herbs. . . Some anomalous Cuucifer^, 62 

 Ovules more than one, in the centre or bottom of the cell. 



Petals not inserted (m the calyx. . . . CAHYoriiYLLAOE^, 87 

 Petals on the throat of a hell-shaped or tubular calyx. Lytiikace.*;, 182 

 Ovules several or nn\ny. on two or more parietal j)laccnta;. 



Leaves punctate with pellucid ami dark dots. IlYi'ERiCACEiE, 83 



Leaves beset with reddish gland-tipi)ed bristles. Duo.SEUArE.i:, 82 



Leaves neither jiunctate nor bristly-glandular. 



Scjmls ."i, very nnecpial or only 3. . . Cistace.e, 80 



Se])als and petals 4 : stamens 0. Anomalous Cki < nEit.E, 62 



Sepals and petals ."i : stamens 5 or 10. 



Ovary and stamens raised on a stalk. . Passhi-okaik-e, 185 

 Ovary sessile. SA.\iiKA(JACEiK, 163 



