362 PERIPETALEX. 
ORDER CVIII. 
LEGUMINOS&. 
Papilionacee, ourneforkasFubabie, Lindley. 
Cuaracters.—Trees, shrubs, or herbs, with alternate 
generally compound leaves (rarely simple), digitate, pinnate, 
biternate, or bipinnate, and with 2 persistent stipules at the ; 
- base of each petiole and leaflet ; flowers solitary, in racemes 
or in panicles, often with 2 bracteas under the flower ;—1- 
sometimes they are irregular and papilionaceous, that is, with 
a tubular calyx, toothed at the summit, a corolla formed of ° 
5 unequal and irregular petals, and 10 stamens, generally 
diadelphous, seldom free or monadelphous ;—2. sometimes 
the flower is more regular, being composed of a calyx of 5 
deep divisions, an equal and regular polypetalous corolla of 
3 to 5 petals, and 10 free stamens, of which several are of- 
_ ten abortive ;—3. sometimes there is a calyx of 5 teeth, 
_ (corolla), accompanied by an external calyx, with no corolla, 
and numerous stamens, free or monadelphous :—ovary supe- 
rior, 1-celled, generally many-seeded, with a simple style and 
stigma ; pericarp a-drupe or legume, generally the latter ; 
the legume is most frequently 1-celled, many-seeded, and de- 
hiscing by 2 valves; but it is sometimes of several cells, and 
jointed, dehiscing at the articulations ; embryo without al- 
_ This very natural family has been divided into three sec-_ 
_ tions, the Papilionacez, Cassie, and Mimosa. so 
1. Papilionacee.—These are characterized by the papi- 
lionaceous corolla, and have in general 10 diadelphous sta- _ 
, a8 Broom (Spartium scoparium, or Cytisus scoparius), 
a (Pisum satioum), Laburnum (Cytisus Laburnum.) 
- Cassiee.— These have an equal and regular corolla of 3_ 
tals, and 10 stamens, éf which some are frequently 
