LEGUMINOSiE, (pulse FAMILY.) 91 



SuBORDEK III. MIMOSE.iE. The Mimosa FAMiLy. 



Corolla valvate in estivation, often united into a 4 - 5-lobed cup, hypogy- 

 nous, as are the (often very numerous) stamens, regular. Embryo straight. 

 Leaves twice or thrice pinnate. 



35. DBSMANTHDS. Petale distinct. Stamons B-10. Pod Bmootli. 



36. SCIIKANRIA. Petals united below into a cup. Stamens 8 or 10. Pod covered with 



Bmail prickles or rough projections. 



Suborder I. PAPIL,IOKf ACEjE. The Proper Pulse Family. 



1. liUPiWUS, Toum. Lupine. 



Calyx verf deeply 2-lipped. Sides of the standard reflexed : keel scythe- 

 shaped, pointed. Sheath of the monadelphous stamens entire : anthers alter- 

 nately oblong and roundish. Pod oblong, flattened, often knotty by constric- 

 tions between the seeds. Cotyledons thick and fleshy. Herbs, with palmately 

 1 - ISJbliolate leaves, and showy flowers in terminal racemes or spikes. (Name 

 from Lupus, a wolf, because these plants were thought to devour the fertility of 

 the soil.) 



1. Jj. perennis, L. (Wild Lupine.) Somewhat hairy; stem erect 

 (l°-2°); leaflets 7-11, oblanceolate ; flowers in a long and loose raceme; 

 pods very hairy. 1|. — Sandy soil, common. June. — Mowers showy, purplish- 

 blue, rarely pale or white. — Some S. European Lupines in gardens, and others 

 ii'om Oregon have recently been introduced, especially X. palyphyllus. 



2. CROTALiABIA, L. Battle-box. 



Calyx 5-cleft, scarcely 2-lipped. Standard large, heart-shaped : keel scythe- 

 shaped. Sheath of the monadelphous stamens cleft on the upper side : 5 of the 

 anthers smaller and roundish. Pod inflated, oblong, many-seeded. — Herbs 

 with simple leaves. Plowers racemed, yellow. (Name from (cporaXoi/, a ra«fe ; 

 the loose seeds rattling in the coriaceous inflated pods.) 



1. C. sag'itta.Iis, L. Annual, hairy (3' -6' high); leaves oval or oblong- 

 lanceolate, scarcely petioled ; stipules united and decmTent on the stem, so as 

 to be inversely arrow-shaped ; peduncles few-flowered; corolla not longer than 

 the calyx. — Sandy soil, Massachusetts to Virginia near tlie coast, and south- 

 ward. July. 



3. GENISTA, L. Woad-Waxen. Whin. 



Calyx 2-lipped. Standard oblong-oval, spreading: keel oblong, straight, 

 scarcely enclosing the stamens and style. Stamens monadelj)hous, the sheath 

 entire ; 5 alternate anthers shorter. Pod flat, several-seeded. — Shrubby plants, 

 with simple leaves, and yellow flowers. (Name from the Celtic gen, a bush.) 



1. G. tinot6iiia, L. (Dtbe's Green-weed.) Low, not thorny, with 

 Btriate-angled erect branches ; leaves lanceolate ; flowers in spiked racemes. — 



