ilii 



GATCDEN BOTANY. 



ORDER LEGTJMINOSjE. PULSE FAMILY. 



Manual, p. 88. Many are cultivated for food or ornament. Some of them 

 are in the Manual, and have only to be led up to by the following easy key. 



1. Flowers papilionaceous ; the standard covering the other petals in the bud. 

 # Stamens monadelphous or diadelphous. 



Leaves digitate, of 5 to 15 leaflets ; flowers in an erect raceme. . 1. LUPINUS. 



Leaves of 3 leaflets, or the uppermost sometimes simple. 

 Shrubs or undershrubs, with yellow and monadelphous flowers. 

 Flowers single or in pairs in the axils of small leaves along the 

 rigid, upright, angled, green branches : style long and coiled. 2. SAROTHAMND8 



Flowers in racemes : style subulate. 3. CYTISUS. 



. Shrubs or plants with a thick and woody base, with large red 



flowers, the wing-petals wanting or minute. 'V " V ' '. -.- 4. ERYTHRINA. 

 Herbs, not twining nor disposed to twine. 



Leaves sweet-scented ; pods short and wrinkled. Man. p. 93 AIELILOTOS. 



Leaves not sweet-scented. 



Flowers capitate : pod small, enclosed in the calyx. Man. p. 92. TRIFOLIUM. 



Flowers in a raceme or spike, or few : pods curved or coiled. 6. MEDICAGO. 



Herbs with the stems twining or disposed to twine. 

 Keel with the included stamens and style coiled. :*?'. +: . 6. PHASEOLUS. 



Keel incurved, but not coiled .?-* 7. DOLICHOS. 



Leaves pinnate : leaflets serrate. 8. CICER. 



Leaves pinnate : leaflets entire, as in almost all the order. 

 With a tendril, or a rudiment of one, at the end of the common petiole. 



Style flattened, hairy on the upper side 9. LATHYRUS. 



Style filiform : stigma villous or hairy. .... 10. V1GIA. 



Style filiform : stigma naked : pod 2-seeded. . . 11. ERVUM. 



Without any tendril. 



Leaflets only 4, none at the end .12. ARACHIS. 



Leaflets an odd number, one of them terminal. 



Ovary and small indehiscent pod 1-seeded. Herb. . . 13. ONOBRYCH1S. 

 Ovary and pod 1 - 2-seeded : petal only one. Shrubs. Man. p. 95. AMORPHA. 



Ovary and pod several-seeded. 



Flowers um belled or capitate ; pod narrow. ; ; . . 14. CORONILLA. 

 Flowers racemed. 

 Herbs : keel spurred on each side. . . . . . 15. INDIGOFERA. 



Shrubs or trees, with hanging or drooping racemes, 



Of few yellow flowers: pod inflated 16. COLUTEA. 



Of many white or rose-colored flowers : pod flat. Man. p. 96. ROBINIA. 

 Woody twining plants with lilac or purple flowers. . . 17. WISTARIA. 



* * Stamens distinct. 



Tree, with pinnate leaves and hanging white flowers. Man. p. 107. CLADRASTIS. 



Perennial herbs, with palmate leaves of only 8 leaflets. Man. p. 107. BAPTISIA. 



2. Flowers not papilionaceous : 



Appearing papilionaceous, but the standard covered by the other 



petals : tree, with simple and cordate leaves. . Man. p. 108. CERCIS. 



Not at all papilionaceous. 

 Leaves simply pinnate: flowers yellow, perfect: stamens 10 or 



sometimes fewer Man. p. 108. CASSIA. 



Leaves some simply, others twice pinnate: flowers polygamous, 



greenish, in spikes : stamens 3 to 5 : a thorny tree. Man. p. 109. QLEDITSCHIA- 



