124 LKGU.MINOS.E. (rULSIC FAMILY.) 



Tribe III. GAI^EGEiK. Herbs or woody plants (twining only in No. 12), not temlril- 

 beiiiiii;.', with |)iiiiiate or siim<tiiiies imliiiiitely coni|>i>uiHl leaves. Stuineiis cliacUlplious or 

 rurcly moiiadilphnus : iintliers uiiitunn (or the 5 alternate ones sometimes smaller in 

 No. 7). Poilocontiiiuous, at least not transversely jointed. 



• PSORALIE.E. Glaiidular-dolted shrubs or herbs. Ovary 1-3 ovuled ; the legume small 



and indehiscent, 1-seedeil, rarely 'i-seeded. 



7. PsoraU-a. Corolla truly papilionaceous. Stamens 10, more or less diadelphous, half of 



the anthers often smaller or less perfect. Leaves 3 - 5-foliolate. 



8. Dalea. Corolla imperfectly papilionaceous. Stamens 9 or 10, raonadelphous ; the cleft 



tube of filaments bearing 4 of the pi^tals about its middle. Leaves piunate. 



9. Petalosltiiioii. Corolla scarcely at all papilionaceous. Stamens 5, raonadelphous; 



the cleft tube of filaments bearing 4 of the petals on its summit. Leaves pinnate. 



10. Aiiioi-plia. Corolla <rf only one peUil ! Stamens 10, monadelphous at the base. Leaves 



pinnate. 



• ♦ TJiPHKOSIE.Ti. Trees, shrubs, or herbs. Ovary several - many-ovuled -. pod flattened, 



several-seeded, 2-varved. Leaves ])innate. Suindard large and br.jad. 



11. Robinia. Wings of the corolki free from the keel. I'od flat, thin, margined on one edge. 



Trees or shrubs : leaflets stipellate. 



12. Wistaria. Wings free from tli^kcel. Pod tumid, marginless. Woody tivincrs : leaflets 



obscurely stipellate. 



13. Teplii-osia. Wings cohering with the keel. Pod flat, marginless. Herbs : leaflets not 



stipellate. 



• * » ASTRAO.\LE.E. Chiefly herbs, with pinnate leaves and axillary racemes or spikes. Pod 



mostly turgid or inflated. Style beardless. Standard narrow, erect. 



14. Astra^^aliis. Anthers distinctly 2celled. Keel not tipped with a point or sharp ap- 



pendage. Pod turgid, with one or both the sutures turned in, sometimes dividing the ceJl 

 lengthwise into two. 

 15 Oxyti-npis. Keel of the corolla tipped with a point : otherwise as Astragalus. 



16. Glycyri-hiza. Anthers with the two cells confluent. Pod short, few-seeded, nearly 



indehiscent, glandular-prickly. 

 Tribe IV. HEDYSAUE.^. Herbs, with pinnate or pinnately 1 - 3-foliolate leaves, 

 not tendril-bearing. Anthers uniform, except in No. 21. Pod (loment) transversely 2 -sev- 

 eral-jointed, the reticulated 1-seeded joints remaining closed, or sometimes reduced to one 



such joint. 



» Leaves pinnate, with several leaflets, not stipellate. 



17. .ffi.scliynomene. Stamens equally diadelphous (5 & 5). Caly.x 2-lipiied. Pod several- 



jointed : joints square. 



18. Hedysariim. Stamens unequally diadelphous (9 & 1). Caly.x 5-cleft. Pod several- 



jointed : joints roundish. 



« * Leaves pinnately 3-fnliolate, rarely 1-foliolate. 



19. Desmndiiim. Stamens diadelphous (0 & 1) or monadelphous below. Calyx 2-lipped. 



Pod several-jointed. Flowers all of one sort and complete Leaflets stipellate. 



20. LespedeKn. Stamens diadeli)hous (9 & 1) : anthers uniform. Po.1 1 - 2-jointed. Flow- 



ers often of 2 sorts, the more fertile ones apetalous. Leaflets not stipellate. 



21. Stylosaiilhcs. Stamens monadelphous : anthers of 2 sorts. Pod 1 - 2-jointed. Calyx 



deciduous, the tube narrow and stalk-like. Leaflets not stipellate. 

 Tribe V. VICIK.^. Herbs, with abruptly pinnate leaves, usually climbing, the common 

 leafstalk continued into a tendril or bristle. Peduncles axillary. Stamens chiefly diadc'lphous 

 (9 & 1). Pod continuous, 2-valved, few - several- seeded. Cotyledons very thick, remaining 

 under ground in germination. 



22. Vlcla. Wings adherent to the keel. Style filiform, boarded with a tuft or ring of hair» 



at the apex. 



23. liathyriis. Wings nearly free. Style somewhat dilated and flattened upwards, bearded 



down the inner face. 



