136 0NTRIBTJTION8 PROM Till NATIONAL HERBABITJM. 



mply pinnate, occasionally 2-foliolate; 

 calyx-lobes free to the disk, or perianth reduced 

 r obsolete. \ mm i rstii \ i .) 



flete L-jugate. 16. Hymenaea I p. I 



Sets many-jugate. 17. Tamarindus p. 152). 



es simple, or 2-foliolate with more or less con- 

 nate leaflets. B m mi\m \i 18. /;./.</-.' tia p. IS 



■ b simply pinnate; sepals 5, distinct or calyx 

 lobes free to the disk; petals 5 or fewer or none; 

 stamens 2 to l<>. anthers basinxed or dorsifixed. 



Cassieai I!). Castia p. 155 



■ - simple rarely digitate ; sepals l or 5, 

 nearly equal, imbricate, more or less corolla- 



;-. tli«' outer one somewhal larger than the 

 others; petals 1 or 5; stamens 3 or I, the anthers 

 basi fixed, opening with oblique introrse pores. 



Kb wii:i:ii: \i 20. Krameria p. 163). 



Leaves bipinnate; calyx divided to the disk: 

 petals usually 5, subequal or bul slightly un- 

 equal; stamens 10. (Eucaesalpinieae. 



mmon petiole very short, spine-pointed; 

 rachis of the pinnae very long, flat, phyl- 



lodineous. 21. ParHruonia p. 163 . 



Common petiole plainly developed, not phyl- 

 lodineous. 

 Calyx segments valvate in estivation. 



Flowers showy. 23. Poinciana (p. L65). 



Calyx segments strongly imbricate in 

 estivation. 



Legume dehiscing lengthwise in the 



middle of the vah 22. Haematoxylum (p. 164). 



Legume indehiscent or dehiscing 

 lengthwise at the eutur* 24. Caesalpinia p. 165). 



Flowers zygomorphic, papilionaceous; posterior petal 



standard i outside in the bud. Papilion mm . 



Stamens 10, all free. Sophoreae. | 



Pods winged; leaves with pellucid glandular 



lines and dots. 25. Myrospermum (p. 168). 



Pods not winged. 



A large tree; pods continuous. 26. Ormosia(p. 168). 



A Bhrub; pods constricted between the 



. I-. 27. Sophora i j>. 169 . 



Stamens 1<». monadelphous; pod 2-valved, not ar- 

 ticulate; erecl herbs or shrubs, with Bimple or 

 digitately trifoliolate leaves. (Genisti \i 

 Tube of the stamens slii along the top; style 

 abruptly bent near the base. 28. Crotalaria (p. 170). 



Stamens 1»>. monadelphous or diadelphous; pod 

 2-valved, not articulated; erect, rarely climb- 

 ing herbs, shrubs, or ires with imparipinnate 

 leaves. Galege \i. 

 Anthers with glandular, apiculate or penicil- 

 late-pilose connective; plants with malpi- 

 ghiaceous hairs, i. e., appressed hairs at- 

 tached by the middle. (Indiooferinae. 29. Indigo/era (p. 172). 



