LEGUMINOS^. (PULSE FAMILY.) 107 



varying from oblong-ovate to lanceolate and linear, very veiny, shining ; 

 peduncles 1 - 4-flowered ; calyx-teeth linear-awl-shaped. — Sandy dry woods, 

 Virginia and southward. July. — Corolla 1' long, violet. Pods straight, nar- 

 row, 4' -5' long. 



29. BAPTIS1A, Vent. False Indigo. 



Calyx 4 - 5-toothcd. Standard not longer than the wings, its sides reflexed : 

 keel-petals nearly separate, and, like the wings, straight. Stamens 10, distinct. 

 Pod stalked in the persistent calyx, roundish or oblong, inflated, pointed, many- 

 seeded. — Perennial herbs, with palmatcly 3-foliolate (rarely simple) leaves, 

 which generally blacken in drying, and racemed flowers. (Named from |3a7m'£a>, 

 to dye, from the economical use of some species, which yield a sort of indigo.) 



1. B. filBCtvi'ia, R. Broun. (Wild Indigo.) Smooth and slender 

 (2° -3° high), rather glaucous; leaves almost sessile; leaflets rounded wedge- 

 obovate (%' long); stipules and bracts minute and deciduous ; racemes feus-flowered, 



terminating the bushy branches; pods oval-globose, on a stalk longer than the 

 calyx. — Sandy dry soil, common. June - Aug. — Corolla yellow, |' long. 



2. B. asEStraliS, R. Brown. (Blue False-Indigo.) Smooth, tall 

 and stout (4° -5°); leaflets oblong-wedge-form, obtuse; stipules lanceolate, as 

 long as the petioles, rather persistent ; raceme elongated (l°-2°) and manyflou< sred, 

 erect; bracts deciduous ; stalk of the oval-oblong pods about the length of the calyx. 



— Alluvial soil, from Penn. westward and southward: often cultivated. June. 



— Flowers 1' long, indigo-blue. Pods 2' -3' long. 



3. B. letlcailtSm, Torr. & Gr. Smooth ; stems, leaves, and racemes as 

 in No. 2 ; stipules early deciduous ; pods oval-oblong , raised on a stalk fully twice the 

 length of the calyx. — Alluvial soil, Ohio to Wisconsin and southwestward. July. 



— Flowers white ; the standard short. Pods 2' long. 



4. B. :*I3»a, R. Brown. Smooth (l°-3° high) ; the branches slender and 

 widely spreading ; petioles slender, stipules and bracts minute and deciduous; leaf- 

 lets oblong or oblanceolate ; racemes slender on a long naked peduncle ; pods 

 linear-oblong [V — 1£' long), short-stalked. — Dry soil, Virginia and southward. 

 May, June. — Flowers white, j'-§' long. 



5. B. lcucoplliien, Nutt. Hairy, low (1° high), with divergent branches, 

 leaves almost sessile ; leaflets narrowly oblong-obovate or spatulate ; stipules and 

 bracts large and leafy, persistent ; racemes long, reclined ; flowers on elongated pedicels ; 

 pods ovoid, hoary. — Michigan to Wisconsin and southward. April, May. — - 

 Raceme often 1° long: pedicels l'-2', the cream-colored corolla 1', in length. 



30. CLADBASTIS, Raf. Yellow-Wood. 



Calyx 5-toothed. Standard large, roundish, reflexed : the distinct keel-petals 

 and wings straight, oblong. Stamens 10, distinct : filaments slender, incurved 

 above. Pod short-stalked above the calyx, linear, flat, thin, marginless, 4-6- 

 seeded, at length 2-valved. — A small tree, with yellow wood, nearly smooth, 

 with pinnate leaves of 7-11 oval or ovate leaflets, and ample panicled racemes 

 of showy white flowers drooping from the end of the branch?';. Stipules obso- 



