LEGUMTNOS.E. 169 



(39) Leaves ample, abruptly bipiimate. (40) 

 Leaves simply pinnate. (39"). 



(39*)Petals 3 larger conspicuous, the other 2 very minute .... Lysidice. 51* 

 Petals 5, subequal Cassia. 51 



(40) Calyx-tube disciferous, turl)inate-campanulate Gledilcliia, 49 



Calyx-tube disciferous very short. (40*) 



(40"~)Calyx-limb nearly gamosepalous campanulate, teeth 5 



EryfJtroplilceum. 53 



Calyx-limb not campanulate, segments more or less broader. (40**) 

 (40**)Calyx-disk sub-basal ; sepals imbricate CcBscdpima. 48 



Calyx-disk sub-basal ; sepals valvate Polnciana. 50 



(41) Stamens definite, usually ten. (42) 

 Stamens indifinite. (44) 



(42) Anthers at first gland-crested Entada. 54 



Anthers not gland-crested (43) 



(43) Pod ligulate continuous Leuccena. 56 



Pod jointed Mimosa. 55 



(44) Stamens free Acacia. 57 



Stamens monadelphous. (45) 



(45) Pod thin, ligulate, the sutures not thickened Allrizzia. 58 



Pod circinate Pitliecolobium. 59 



1. Crotalaria DILL. 

 Dichotomom Key to the Formosan Species, 



(1) Leaves simple or 1-foliolate. (2) 

 Leaves at least 3-foliolate. (12) 



(2) Leaves obovate, retused at the apex C. retusa. 



Leaves, obtuse, acute or rounded, never retuse. (3) 



(3) Leaves larger rhomboid, cuueate at the base C. vcrrucosa. 



Leaves smaller, not cuneate at the base. (4) 



(4) Herbs very much smaller. Leaves oblong much rounded, rounded at 



the base. (5) 



