362 



MANUAL OF ]K)TA\Y 



B. Ovary inferior, or partially so. 



a. Leaves loithout sHindes. 



1. Placentas 2)Cit'ist(i^- 



Petals definite in number, distinct from the 

 calyx 



Petals indefinite in number, gradually pass- 

 ing into the sejjals ..... 



2. Placentas in the axis. 

 Leaves with transparent dots. 



Ovary 1-celled ...... 



Ovary with more than one cell . 

 Leaves without dots. 



Petals very numerous .... 



Petals definite in number. 



Petals narrow and strap-shaped 

 Petals roundish and concave. 



Styles united ..... 



Styles distinct ..... 



b. Leaves ivith stipules. 



1. Carpels more or less distinct, or solitary . 



2. Carpels tvholly combined {at least as to the 



ovaries). 



Leaves opposite 



Leaves alternate. 



Placentas axile ..... 



Placentas i)arietal ..... 



Loasacece. 

 Cactacece. 



Cham eel auciacecp. 

 MyrtacecB. 



MesembryanthacecB. 



Alangiacecp. 



Barringtoniacece. 

 Philadelp)hacecp . 



BosacecB {piart). 



BhizophoracecB. 



LecythidacecE. 

 HomaliacecB. 



2. Floweks with fewer than 20 stamens. 

 A. Ovary whollj^ superior, 

 a. Leaves without stipules. 



1. Carpels tnore or less distinct, or solitary. 

 CariDels with hypogynous scales. 

 Each carpel having one scale 

 Each carpel having two scales . 

 Carpels without hypogynous scales. 



Carpels solitary, or all but one imperfect. 

 Leaves without dots. 



Ovules collateral, ascending, sessile . 



Carptels more or less combined (at least by 



their ovaries). 

 Placentas parietal. 



Flowers with a ring or crown. 

 Flowers unisexual . . . 

 Flowers heriuaphrodite .... 

 Flowers without a ring or crown 

 Placentas in the axis. 



Stjdes distinct to the base. 



Crassulacecp. 

 Francoacecp. 



Connaracece. 



PapayacecB. 

 MalesherbiacecB . 

 TurneracecB. 



