804 



ARTIFICIAL ANALYSIS. 



Calyx with an imbricated aestivation. 

 Flowers unisexual .....•• 

 Flowers hermaphrodite. 

 Ovary 1-celled. 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 



Euphorbiacca, 274 



Portulacacece, 500 



Clilienacea, 4SG 

 Cistaceas, 349 



Sterculiacete, 3C0 

 Byttneriacex, 363 

 Malvaceae, 368 

 Dipteracea, 393 

 Tiliacece, 371 



ft Leaves without stipuUs. 



1 Carp, more or less distinct tat least as to the styles) ; or solitary. 

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

 Carpels not immersed in a disk. 

 Stamens perigynous. 

 Carpel 1 . . • ... 



Carpels more than 1 . 

 Stamens hypogynous. 

 Embryo in vitellus . • 



Embryo naked, 

 very minute. 



Seeds with an aril ..... 



Seeds without an aril. Albumen fleshy. 

 Flowers Q ...••• 



Flowers 3 ¥ • • • • ,,*.»"•«_" 



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 ... . . • • 



it Carpels tvholly combined into a solid pistil, with more placentas than o)ie. 

 Placentas parietal, in distinct lines. 

 Anthers versatile. Juice watery ....-•• 



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



Placentas parietal, spread over the lining of the fniit . • • 



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 20. 



§ Ovary inferior, or partially so. 



•f- Leaves furnished with stipules. 



Placentas parietal • 



Placentas in the axis. 

 Flp-vers completely unisexual ....... 



Flowers hermaphrodite or polygamous. 

 Stamens equal to the petals and opposite them . . . 



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

 Leaves opposite . 

 Leaves alternate . • ....•• 



+t 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 . • • • • 



Nelumbiaceee, 411 



Drupacece, 557 

 Rosacea, 563 



Cabombacece, 412 



Dilleniacea, 423 



Ranunculacea, 425 

 Schizandracca, 305 

 Anonacece, 420 



Fabaceee, 544 



Hypericacece, 405 

 Reaumuriacete, 407 



Anacardiacees, 465 

 Fabaceee, 544 



Capparidacete , 357 

 Papaveraceoe, 430 

 Flacourtiaceee, 327 

 HympkneacecB, 409 



Sarracenniacece, 429 



Portulacaceoe, 500 



Rhizobolacece, 398 



Clusiacea, 400 

 Marcgraaviacea, 403 

 Cistacece, 349 



Lythracece, 574 

 Humiriace<e, 447 



Homaliacece, 742 



Begoniacece, 318 



liltamnacete, 581 



BMzophoracetE, 726 

 Harnamelidacece, 722 



Oucurbitacca: . 311 

 (rrossulaccce, 750 



Apiaceee, 773 

 ArdUaoea, 780 



