ARTIFICIAL ANALYSIS 
OF 
THE ORDERS. 
Class I.— EXOGENS, or DICOTYLEDONOUS 
FLOWERING PLANTS. 
Leaves reticulated. Stem with wood, pith, hark, and medullary rays. Floivers 
usually with a quinary division. Seeds in a pericarp. Cotyledons 2 or more, 
opposite. 
Sub-Class I.— POLYPETALOUS. 
* PoLYANDROus. Stameus more than 20. 
§ Ovary inferior, or partially so. 
t Leaves furnished with stipules. 
+ Carp, more or less distinct [at least as to the styles) ; or solitary Pome.«, p. 145. 
Carpels wholly combined into a solid pistil, with morepla- 
[centas than one 
Placentas central. 
Leaves opposite ...... Rhizophorace.«, p. 40. 
Leaves alternate ; Flowers irregular . . . Lecythidace^, p. 46. 
Placentas parietal ...... Homaliace^, p. 55. 
tt Leaves without stipules. 
+ Carp, more or less distinct [at least as to the styles) ; or solitary 
Carpels 2, polyspermous, nearly superior 
Carpels numerous, quite inferior .... 
Carpels wholly combined into a solid pistil, with more pla- 
[centas than one. 
Placentas spread over the surface of the dissepiments 
Placentas parietal. 
Petals definite in number, distinct from calyx 
Petals indefinite in number, confused with the calyx 
Placentas in the axis. 
Leaves marked with little transparent dots 
Leaves dotless. 
Petals indefinite in number, very numerous 
Petals definite in number, 
narrow and strap-shaped . . . . 
round and concave . . . . . 
Bauerace^, p. 161. 
Anonaceaj, p. 18. 
NVMPHjEACEiE, p. 10. 
LoasacEjE, p. 53. 
CactacejE, p. 53. 
Myrtace^e, p. 43. 
Ficoideas, p. 56. 
Alangiaceae, p. 39. 
Philauelphace.e, p. 47. 
§§ Ovary wholly superior. 
t Leaves furnished with stipules. 
X Carp, more or less distinct [at least as to the styles); or solitary 
Stamens hypogynous. 
Leaves dotted 
Leaves without transparent dots 
. WlNTERACE^, p. 17. 
. Magnoliace-e, p. 16. 
