298 Oeder 46.— LBaUMINOS^. 



d 2. ViCMA— Erect. Tendrils obsolete. Seeds with the linear hllum at end Faba. 12 



—Climbing. —Leaflets serrate. Pods 2-seeded CioteR. 13 



—Leaflets entire.— Style grooved outside, hairy inside Pisttm. 14 



—Style flattened, hairy most inside Lathteus. 15 



—Style filiform, hairy most outside Vicia. 16 



e S. Hedysakio^. 



- — Fls. yellow.— Leaves palmately 4-foliate. Stam. mopadelph Zoenia. 1" 



—Leaves pinnate, 7 to 49-foliat& Stam. diadelphous.. .^schynomkne. 18 



—Leaves pinnately S-foliate. Pod slender at base Stylosahtdes. 19 



—Leaves pinnately 4-foliate. Pod gibbous at base Aeachis. 20 



— FlB. cyanic— L vs. pinnate, 5 to 21 -foliate.— Umbels pedunculate Coronilla. 21 



— Racemes pedunculate Hedysarum. 22 



— Lvs. pinnately 8-foliate,—stipellatB. Pod 3 to T-jointed....DESMOT)iuH. 2S 

 — exstipellate. Podl-joiuted Lespeueza. 24 



f 4. LOTEJE. 



—Leaves simple, with yellow flowers. — Keel oblong, straight Q-enista, 25 



— Keel falcate, aouminato Ceotal aeia. 26 



—Leaves palmately 5 to 15-foliat6 (rarely simple). (GenusSO, or) Lupinus. 27 



—Leaves palmately 8-foliate.— Tree with yellow flowers Laburnum. 28 



— Herbs with straight, small pods Trifoltum. 29 



— Herbs with curved or spiral pods Medicago. 30 



—Lvs. pinnately fol.— Pod few-seeded. Fls. (scarlet, G-en. 49) wh. or yel . Melilotds. 31 



— Pod 1-seeded. — Fls. yellow. — Lvs. resinous-dotted (G-en. 47) 



— Fls. cyanic. — ^Lvs. dark-dotted Psoealea. 32 



^Lvs. not dotted (in Gen. 81) 



— Lvs. pinnate, with no odd leaflet, 15 to 25 pairs. — Pod 1 — 2-seedQd Glotidium. 38 



— Pod Co-seeded Sesbania, 84 



— Lvs. odd-pinnate, — dotted with dark glands. — Shrub. Fls. spicate AMOEpnA. 85 



''' — Herb 10-androus .....Dalea. 86 



" — Herb 5-androu8 Petalostemon. ST 



— dotless.— Legume 2-celled Icns^thwise, turgid Asteagalus. 33 



— Legume half 2-celled lengthwise Phaca. 89 



— Leg. 1-celled. — Herbs. Style hairy outside. Tepheosi a. 40 



— Herbs. Stylo glabrous Indigofera. 41 



—Shrubs or trees. Cyanic Eobinia. 42 



— ^Trees with fls. yellow Colutba. 48 



g. 5. -Phaseole^. 



—Lvs. I>innato, 5 to 15-foli ate.— Vine shrubby. Keel falcate "Wistaeia. 44 



— Herbs. Keel (straight, Gen. 49) spiral Apios. 45 



— Lvs. pinnately S (rarely l)-foliate. — Fls. yellow. Legumes 5-seeded Txgna. 46 



—Fls. yellow. Legumes 1 to 2-seeded.EHYKC03iA. 47 

 — Fls. cyanic. (*) 



* Keel with stamens and style spirally twisted PnASEOLua. 4S 



* Keel straightish. — Fls. scarlet. Erect herbs or trees Eeythrina. 49 



— ^Fls. purplish. — Oalyx obracteolate Ampuic aep^ea. 50 



—Calyx bibracteolate, — 4-cleft Galaotia. 51 



— 4-toothed DoLicnos. 52 



— 5-cleft, long Clitoria. 58 



— 5-cleft, shortCENTROSEMA. 54 



1, MIMO'^SA, L. Sensitive Plant. (Gr. ^itfJ'Og, a buffoon; the 

 leaves seem sporting with the hand that touches them.) Flowers ¥ ^ J . 

 ^ Calyx valvate, 5-toothecl ; corolla 0, or 5-toothed, stamens 4 to 15 ; 

 legume separated into 1-seeded joints ; S like the perfect, but without 

 ovaries or fruit. — li Herbs and shrubs, natives of tropical America, &c. 

 1 M. strigilldsa Torr & Gr. Nearly unarmed, TpTostratG, diffuse, strigous; sHp. 

 ovate; petioles and peduucles very long; lvs. bipiunate, pinnse 4 to 6 pairs; ifis. 

 10 to 15 pairs, oblong-linear ; heads oblong; leg. broad, 1 to 3-jointed. — Banks of 

 the Mis3. (Hale) to E. Fla. Sts. several feet in length, reddish afld in appearance 

 smooth. ^ Lfts. 3 to 4" by 1", crowded. Pad. and lvs. 6 to 8' long. Hds. rose- 

 color, with innumerable spreading stamens. Pods crowded, very hispid. JI., Aug. 

 2 M. pfldica L. St. prickly, more or less hispid ; lvs. digitate-pinnate, pinna 

 4i of many (20 or more) pairs oflineojr Ifis. — Native of Brazil St. shrubby, about 



