148 



( iKPEK XLIII. LEGUlONO&e PEA-FAMILY. 



l.i ii \ ,* in iilK-r piiinalr nor Irriinii-. 



>T\I.AEIA. Legume much Inflated. Leaves simple, 

 11 Lcrtxct. Legume coriaceous, oblong, compressed. Leaves digitate. 



flotctrt not properly papiHonaoraut. 



18. CABSU. Flowers perfect Petals 5, slightly unequal. Stamens 10. 

 Leavea abruptljr pinnate, llcrbi 



It. Quxuincau. F lowers polygamous. Stamens 36. Leavea abruptly 

 pinnate, or bipiiinate. Thorny tree*. 



1. LATUTKU8. 



Calyx campanulate, 6-cleft; 2 upper segments somewhat 

 shorter. Sty)i> flat, dilated above, ascending, bent nearly at 

 right angles with the ovary, pubescent, or villous on the inside 

 lie stamen. Per. 



1. L. maritimns. Marsh Pea. 



Glabrous, stem branching, stout, angled, at length decumbent ; leaves ab- 

 ruptly pinnate, clrrhose ; leaflets 8 12, oral or somewhat obovatc, mucronate ; 

 common petiole large and fleshy, somewhat glaucous; stipules sagittate; 

 flowers large, blue, or purple, on long, fleshy, axillary peduncles, In drooping 

 racemes; legumes oblong, slightly falcate. A pale-green plant with handsome 

 flowers, growing In beds on the shores of the sea, and the great lakes. May 

 July. 



2. L. paltistris. Marsh Vetch. 



Glabrous; stem ascending, winged; leaves 4 foliate, clrrhose; leaflets 

 narrow-oblong, rather obtuse, mncronate, sessile ; stipules minute, lanceolate, 

 semi-sagittate ; peduncles axillary, 3 5 flowered ; flowers medium size, light 

 purple, turning pale when old; legumes broad-linear, compressed, acuminate, 

 pubescent A slender and delicate but variable species. Found In meadows, 

 supporting luelf by Its tendrils among the grass and other plants. Stem 12 



ft high. JiuM. 



2. VlCIA. 



Calyx tubular, 5-cleft, 2 upper teeth shortest Banner cmar- 

 ginate. Style filiform, bent at a right angle to the ovary, 

 villous at apex, particularly on the outside next the keel. Legume 

 oblong, several-seeded. 



1. V. crdcca. Tufted Vetcli. 



Stem branching, square, downy, very slender; leaves 18 20 foliate, cir* 

 rbosc ; leaflets narrow-oblong, mucronate, slightly pubescent ; stipules lance- 

 linear ; peduncles as long as the leaves ; flowers 20 30 imbricated, In dense, 1- 

 sided, axillary racemes, almost sessile, bright blue, sometimes pale ; legumes 

 oblong, coriaceous, smooth. A slender plant, growing along fences and borders 

 of woods, Jane. Per. 



2. V. tetrasperma. Smooth Vetch. 



Stem somewhat tufted, glabrous, very slender ; leaves 46 foliate, clrrhose ; 

 leaflets linear or oblong-linear; stipules lanceolate, seml-sagltUte ; peduncles 

 usually 2-flowcred; flowers very small, white, often tinged with blue, on 

 filiform peduncles ; legume oblong, glabrous, usually 4-eeoded. A very slen- 

 der, delicate plant, growing along rivers and streams. July. An. 



3. V. saliva. Vetch or Tare. 



Stem simple, decumbent or climbing ; leaves 1013 foliate, clrrhose ; leaf- 

 let* oWong-obovste, sometimes linear, refuse, mncronste; stipules semi-sagit- 

 tate, subdentate ; flowers axillary, solitary, or In pairs, nearly sessile, pale 

 purple, J' long ; legumes compressed, somewhat erect, reticulated, 1'!' long. 

 A slender plant, common In fields and cultivated grounds. Introduced. June 

 M*. An. 



Calyx-segment* leafy ; 2 upper shortest Banner rcflexcd. 

 Stamens 10, in 2 seU, 9 and 1. Stylo <-<nii|.iv--.-.l, earinate, 

 villous on the upper side. Legume oblong, tumid, many-seeded. 

 Seeds globose. An, 



1. P. satirum. Pea. 



Glaucous, smooth; stem nearly simple, climbing; leaves 4 -follatc, clr- 

 rbow ; leaflets ovate, entirs ; stipules ovate, semi-cordate at base, ersnate ; flow- 

 ers large, white, 2 on axillary peduncles. A universally cultivated plant, 

 and everywhere a favorite, as an esculent It grows J S foot high, climbing 

 by IU tendrils. May June. 



4. PHASfeOLUS. 

 Calyx campanulate, 6-tootho.l, - UJ.|T tooth m<-<> 



Keel, together with the ctoincns and style spirally 



twisted. Legume linear, or falcate, more or lex compressed 

 Herbaceous Ltauu pinnately trifoliate. LeaJUtt tliptllalf. 



1. P. Jiversifolius. Lobe-leaved Bean. 



Stem prostrate, trailing, sometimes climbing, rough-pubescent ; leafleU 

 ovate, angular, 8 8-lobod, or entire, as long as the petioles ; stipules lanceolate ; 

 peduncles stout, longer than the leaves; flowers pale purple, 8 6 together, capi- 

 tate, generally 2 open at once ; lower tooth of the calyx longer than the tube ; 

 legume pubescent, broad-linear, cyllndric, S 7-seeded, black when ripe. A 

 trailing plant, with a stem 8 4 feet long, In sandy fields, or along sandy shores. 

 Aug. Oct. An. 



2. P. ju'ivniiis. Wild Bean. 



Stem twining, pubescent; leaflets ovate, acuminate ; racemes axillary, soli- 

 tary, or several together, simple or slightly branched, longer than the leaves; 

 flowers purple; legume pendulous, falcate, mncronate. A slender vine, 4 7 

 feet long In dry woods. July Aug. Ptr. 



3. P. vulgdris. Bean. 



Stem twining; leaflets ovate, acuminate ; racemes solitary, shorter than the 

 leaves ; pedicels ra pairs ; calyx as short as Its 2 bracts at base ; legume pendu- 

 lous; flowers white, sometimes pale purple. Cultivated every where In gardens, 

 both for Its young pods and ripe seeds. 



4. P. multifl6rus. Scarlet Pole Bean. 



Stem twining against the sun ; leaflets ovate, acute ; flowers large, scarlet, 

 very ornamental, In solitary racemes as long as the leaves; pedicels opposite; 

 calyx longer than the 2 appressed bracts at bate; legumes pendulous; seeds 

 renlform. A very beautiful species, often cultivated on account of Its splendid 

 scarlet, rarely white, blossoms ; but Its fruit Is not as much esteemed as that of 

 the last An. 



5. P. lunatus. Lima Bean. 



Stem twining; leaflets ovate-deltoid, acute; flowers small, whitish. In ro- 

 cemes longer than the leaves ; pedicels In pairs ; calyx longer than Its 2 bracts 

 at base ; legume sdmetar form, or somewhat lunate. Very common In culti- 

 vation, and highly esteemed. July. An. 



6. P. nanus. Busli Bum. 



Stem erect, branching, smooth ; leaflets broad-ovate, acute ; flowers white, 

 calyx shorter than the 2 bracts at base; legume compressed, pendulous, rugose. 

 A shrubby species, 1 foot high, extremely common In cultivation. Seeds mostly 

 small, white, but varying jnuch In size, shape and color. Junt. An, 



6. APIOS. 



Calyx campanulate, somewhat bilabiate; the upper lip of 1 

 very short, rounded teeth ; the 2 lateral ones nearly obsolete ; 

 the lower one acute and longer; banner with a fold length iso 

 in the centre, reflex. 1 ]< 1 falcate, long, and with the stamens 

 and styles at length spirally twisted. Per. 



1 . A. tubcrosa. Ground Nut. 



Stem twining, nearly or quite smooth ; leaves S 7-follate ; leaflets ovate 

 lanceolate, entire, more or less acute ; flowers dark purple, of a peculiar leather) 

 appearance. In dense, pedunculate, axillary racemes shorter than the leaves 

 The root bean numerous nutritious tubers. Low grounds and thickets. Juli 

 Aug. 



. WISTAUIA. 



Calyx campanulate, nub-bilabiate; upper lip with -1 *horl 

 ti'i-th ; lower lip composed of 3 nearly equal ones. BIUITHT with 

 2 callosities descending the claws. Wings and keel falcate. Le- 

 gume torulose, stipitate, many-seeded. Per. 



1. W. fruWscens. Common Wistaria. 



Stem long, climbing, pubescent when young, at length smooth ; leaves II 11 

 foliate; leaflets ovate-lanceolate, acute, slightly pubescent ; racemes long, pen. 

 dulous, axillary and terminal, with large, colored, deciduous bracts ; flowerr 

 large, numerous, lilac-colored; wings of the corolla with 2 auricles at base; 

 ovaries smooth. A rapid-growing vine, with abundant splendid flowers. Na 

 live of the South and West, but common in cultivation. May 



7. AMPIIICAEPAA. 



Calyx tubular, campanula!)', -1, sometimes 6-toothed ; SCg 

 menU nearly equal Petals oblong. Banner with appreesed 



