XU TABULAK ARRANGEMENT OP NATUEAi ORDERS. 



B. Ovary smeral-celled, or simple ; ovules 1-2 in each cell. Leaves uruallD 



compound. 



45. Tereiinihacece (p. 173). No albumen. 



C. Ovaries single, or distinct, free. No albumen. 



46. LeguminoscB {Tg.Vn). Carpel single ; fruit leguminous. 



47. Connaracece (p. 228). Carpels 5-1; fruit follicular. 



48. ChrysobalanecB (p. 229). Carpel single ; style suprabasilar ; fruit drupaceous. 



49. Rosacea (p. 231). Carpels cn-l. Flowers symmetrical. 



D. Ovary several-celled {simple in Combretaoese) ; style simple. Cah/x valvate. 



No albumen. 



50. Myrtacea (p. 232). Stamens usually oo. Ovary inferior. Leaves entire. 



51. Melastomacea (p. 243). Stamens definite, inflexed in the bud. Ovary inferior, or 



adhering by lines. Leaves cuiTe-ribbed, opposite. 



52. Jjythrariece (p. 269). Stamens definite. Ovary superior. 



53. OnagrarietB (p. 271). Stamens definite. Ovary iiierior. 



54. Rhiwphorem (p. 274). Ovary-cells with definite, hanging ovules. Leaves opposite ; 



stipules iuterpetiolar. 



55. Comhretace<Bi:ij.%1^. Ovary simple, inferior ; ovules few, hanging. Leaves without 



stipules. 



E. Ovary with parietal placentas. 



56. CumrhitacetB (p. 286). Ovary inferior, usually divided by the 3 placentas; stigmas 



distinct. No albumen. Stem scandent by tendrils. 



57- Fafayacece (p. 289). Ovary superior ; placentas 5 ; stigmas distinct. Seeds albumi- 

 nous. Trees. 



38. Passiflorem (p. 290). Ovary superior ; stigmas distinct. Seeds albuminous. 



59. Tarneracem (p. 397). Petals inserted into the calyx, stamens into the torus. 



60. Homalineie (p. 298). Stamens alternate to or fascicled alternately with the calyx-seg- 



ments. 



61. ioa.!e« (p. 298). Ovary inferior ; style simple. Down of stinging hairs. 

 63. Cacteee (p. 300). Sepals, petals, and stamens oo. Succulent plants. 



[Cf. Bixinese (p. 20).] 



F. Ovaries distinct or connected, with the styles usually distinct. Seeds small, oo. 



63. Crassulacees (p. 303). Carpels as many as the petals, free. Leaves succulent. 



64. Saxifragem (p. 303). Ovary usually 2-celled. Albumen copious, including a small 



embryo. 

 [Cf. CaryophyUeffi (p. 54).] 



G. Ova/ry inferior, 2- mcmy-celled, with the styles distinct or combined ; ovules single 

 in each cell, pendulous. Calyx-limb reduced. Seeds albuminous ; embryo minute. 



65. Araliacece (p. 305). Pericarp fleshy. 



66. UmbellifercB (p. 307). Carpels 2, dry in fruit, at length distinct. 



H. Ovary simple, cohering to the reduced 3-1 ovules. 



67. Loranthaoea (p. 311). Shrubby parasites. 



III. PetaiostemokbS. Petals cohering. Stamens usually inserted into the corolla. 

 A. Ovary inferior. Stigma naked. 



68. CaprifoKacece (p. 315). Leaves opposite. 



69. Ruhiacecs (p. 316). Leaves whorled, usually 3 in the whorl developed, and the rest 



stipuliform. 

 [Cf. BricesB (p. 141), Gesneriacete (p. 459).] 



