CALTCIFLOR^. 



567 



by 



Vochysiacece . 74. 



StackhousiacecB. 72. 

 Staphyleacece. 73. 



75. 

 79. 



Cucurbilacece . 99. 

 Grossulariacece . 103. 



Vmhellijera. 120. 

 Araliacece. 121. , 



. Alangiacecs. 116. 

 . Anacardiacece. 76. 



Styles more or less combined. 

 Calyx imbricate. 

 Flowers spurred . 



Flowers not spurred. 

 Leaves simple. Petals united 



their clawsiinto a tube . 

 Leaves compound. Petals distinct 

 Calyx valvate or open. 

 Stamens opposite to the petals, iso- 



nierous Rhamnace^. 



Stamens twice as many as the petals . Amyridacece. 

 5. Ovary inferior, or partially so. 



a. Leaves without stipules, or with cirrhose stipules. 



Placentas parietal. 

 Flowers completely unisexual. Mono- 



petalous 



Flowers hermaphrodite, or polygamous. 



Petals distinct 



Placentas in the axis. 

 Flowers in umbels. 



Styles two ..... 

 Styles three or more 

 Flowers not in umbels. 

 Carpel solitary. 



Petals strap-shaped, reflexed 

 Petals oblong. 

 Leaves balsamic • . 

 Leaves insipid. 

 Cotyledons convolute . 

 Cotyledons flat .... 

 Carpels 2 or more, divaricating at the apex. 

 Leaves alternate. Herbs . 

 Leaves opposite. Shrubs . 

 Carpels 2 or more, not divaricating, com- 

 bined. 

 Calyx valvate. 

 Stamens opposite to the petals, iso- 



merous 



Stamens alternate with the petals if 

 isomerous. 

 Albumen none. Ovules horizontal 



or ascending 

 Albumen none. Ovules pendulous 

 Albumen abundant 

 Calyx not valvate. 

 Stamens doubled downwards. Anthers 

 with appendages. Leaves ribbed . 

 Stamens only curved. Anthers short 

 Leaves dotted .... 

 Leaves not dotted. 



Seeds very numerous, minute 

 Seeds few 



b. Leaves with stipules. 



Placentas parietal. 



Stipules cirrhose. Monopetalous 

 Stipules deciduous. Petals distinct . 

 Placentas in the axis. 



Stamens opposite to the petals, isomerous . 

 Stamens if equal to the petals, alternate 

 with them. 



Leaves opposite 



Leaves alternate . . . < . 



Comhretacece. 

 Haloragacets. 



SaxifragacecB. 

 Hydrangeacece. 



114. 

 113. 



RhamnacecE. 75. 



OnagracecE. 112. 

 Haloragacece . 113. 

 Cornacea:. 117. 



Melasto ma cece . 111. 



. Myrtacece. 106. 



EscalloniacecB . 104. 

 Bruniacece. 1 19. 



CncurhitacecB. 

 HoinaliacecB . 



Rhamnacece. 75. 



Rh izophoracecE. 1 1 5. 

 Hamamelidacece . 1 18. 



Although it generally happens that the Calyciflor^e have 

 dichlamvdeous flowers, polypetalous corollas, and perigynous 

 or epigynous stamens, yet several exceptions occur, which should 

 O O 4 



