804 



ARTIFICIAL ANALYSIS. 



Calyx with an imbricated aestivation. 

 Flowers unisexual . . . . . . . . • 



Flowers hermaphrodite. 

 Ovary 1-ceIled. Sepals 2 . 

 Ovary with more cells than one. 



Calyx double . . . . • . . • • 



Calyx single ........ 



Calyx with a valvate aestivation. 

 Stamens monadelphous. Anthers 2-celled. 

 Stamens columnar, all perfect ...... 



Stamens not columnar, partly sterile . . . " . . . 



Stamens monadelphous. Anthers 1-celled ..... 



Stamens monadelphous. Calyx irregular and enlarged in the fruit 

 Stamens quite distinct . . . . • • . . 



++ Leaves without stipules. 

 X Carp, more or less distinct {at least as to the styles) ; or solitary. 

 Carpels immersed in a fleshy table-shaped disk ..... 



Caipels not immersed in a disk. 

 Stamens peiigynous. 

 Carpel 1 . . . ...... 



Carpels more than 1 . . ..... 



Stamens hj-pogynous. 

 Embryo in vitellus . . ...... 



Embryo naked, 

 very minute. 



Seeds with an aril ....... 



Seeds without an aril. Albumen fleshy. 

 Flowers Q ....... . 



Flowers <? ? . • • • • • • • 



Seeds usually without an aril. Albumen aromatic and ruminate 

 nearly as long as seed. 

 Calyx much imbricated. 



Fruit a legume ........ 



Fruit not a legume. 



Seeds smooth . ...... 



Seeds hairy ........ 



Calyx but little imbricated. 

 Fruit not a legume . . . . . . . 



Fruit a legume ... .... 



XX Carpels ivliolly comlined into a solid pistil, with more placentas than one. 

 Placentas parietal, in distinct lines. 

 Anthers versatile. Juice watery ....... 



Anthers innate. Juice milky ....... 



Placentas parietal, spread overthe lining of the fruit . . . . 



Placentas spread over the dissepiments ...... 



Placentas in the axis. 

 Stigma large, broad, and petaloid . . . . . . 



Stigma simple. 

 Ovary 1-celled, with free central placenta . . . . . 



Ovary many-celled. 

 Calyx much imbricated. 

 Leaves compound ........ 



Leaves simple. 



Petals equal in number to sepals. 

 Seeds few ........ 



Seeds numerous. Petals flat . . . . ; . 



Seeds numerous. Petals crumpled .... 



Calyx but little, or not at all, imbricated. 

 Stamens perigynous. Calyx tubular . . , . . 



Stamens hypogynous. Calyx many-leaved . . . . 



** Oligandrous. Stamens fewer than 1(i. 



§ Ovary inferior, or partially so. 



f Leaves furnished with stipules. 



Placentas parietal ......... 



Placentas in the axis. 

 Flowers completely unisexual ....... 



Flowers hermaphrodite or polygamous. 

 Stamens equal to the petals and opposite them . . . . 



Stamens, if equal to the petals, alternate with tliem. 

 Leaves opposite ........ 



Leaves alternate . • ...... 



ft Leaves destitute of stipules. 

 Placentas parietal. 



Flowers completely unisexual. ..... 



Flowers hermaphrodite or polygamous . . . . . . 



Placentas in the axis. 



Flowers in umbels. Styles 2 . . , . . , 



Flowers in umbels. Styles 3 or more . . . . . . 



Euphcrbiacea, 274 



Portulacaceee, 500 



aUtEnacecB, 486 

 CistacecB, 349 



Sterculiaceee, 360 

 ByttneriacecB, 363 

 Malvaceae, 368 

 Dipteraceoe, 393 

 Tiliacece, 371 



NelnmhiacecB, 414 



DrupacceB, 557 

 RosacecB, 563 



Cahombacece, 412 



Dilleniaceee, 423 



Ranunculacece, 425 

 Schizandraceee , 305 

 Anonacece, 420 



Fdbacece, 544 



Hypericaceee, 405 

 ReaumuHacecB , 407 



AnacardiacecB, 465 

 FdbacecE, 544 



CapparidacecB, 357 

 Papaveracece , 430 

 FlacouriiacecB , 327 

 Nymphceacece, 409 



Sarracenniacece, 429 



Portulacaceee, 500 



Rhizoholacea, 398 



Clusiacem, 400 

 Marcqraaviacece, 403 

 Cistaceee, 349 



LythracecB, 574 

 Humiriacece, 447 



Homaliacece, 742 



Begoniaceee, 318 



RhamnacecB, 581 



Rhizophoracece, 726 

 JSdmamelidacece, 722 



CucurbitacecB, 311 

 Grossulacece, 760 



ApiaitecB, 773 

 Araliacea, 780 



