1 7<i CONTRIBUTIONS PROM Till NATIONAL HERBARIUM. 



28. CROTALARIA I 



iaria I.. Sp. PI. 2: 7 1 1. I :•"»::. 

 Clavulxum Drav. Ann 8c Nat 9: 107. L826. 

 Ha ■■ l ntonia P \ ri , Mar. \m . No> < ren 3 1844. 



Calyx laciniae bee or more rarely the two upper ones and the three Lower one* more 

 or leas united; standard orbicular, more rarely ovate, usually callous above the Bhoii 

 daw; wings oblong or obovate, ahorter than the Btandard; keel incurved or angled, 

 terminating inwards in a Btraighl or incurved beak, rarely almost obtuse and not 

 beaked; Btamens all united in a sheath open along the upper side; anthers alternately 

 long and erect and Bhort and versatile; ovary sessile or distinctly stalked, with 2 or 

 more ovules; style much incurved or suddenly bent inward, with a Longitudinal line 

 of hairs above the middle on the inner side; stigma terminal; pod round or oblong, 

 turgid or inflated, 2-valved, continuous within; seeds with a filiform funiculus. 

 Serbs, shrubs, or undershrubs; leaves alternate, Bimple or digitately compound with 

 usually:;, rarely 1 or5or7 leaflets; stipules free from the petiole, occasionally decur- 

 rent along the stem, sometimes large and foliaceous, sometimes small, rarely want ing; 

 flowers yellow, more rarely blue or purple in simple racemes terminal, becoming 

 sometimes leaf-opposed, more rarely solitary; bracteoles small, on the peduncle or 

 adnate to the calyx tube, rarely wanting. 



KKY TO THE SPECIES. 



Leave- Bimple Section Simplicifoliae Benth. i. 



Stipules foliaceous, broadly decurrent, with a semilunar, incurved 

 top; Leaves oval or oblong, sessile or subseseile; peduncle lat- 

 eral, elongated, few-flowered; calyx 5-parted, usually as long 

 as the corolla. 



Peduncles reaching in cm.; (lowers many: leaves reaching 7 



cm.; pods stipitate. I. C. stipularia. 



Peduncles short, about 3-flowered; Leaves 5 cm. Long; pod 

 subsessile. 2. C. sagittalis. 



Stipules wanting: Leaves cuneate-oblong, shortly petioled, retuse 

 or very obtuse or faintly mucronate at the top; Mowers in lax 

 terminal, elongated, many-flowered racemes: calyx bilabiate, 

 exceeded by the corolla. ■">. C. return. 



Leaves digitately trifoliolate Section Trifoliolatae Baker . 



Racemes both lateral and terminal, laxly 6 to L2-flowered, 5 to 10 

 cm. long, on peduncles 2.5 to 10 cm. long; corolla brighl yel- 

 low: Leaflets obovate or orbicular, 2.5 to 1 cm. long, the com- 

 mon petiole L5 to 5.5 cm. long; pod oblong, broad, turgid, 

 clothed with One spreading hairs like those of stem. 4. C. incana. 



Flowers I to 4 together in the axils of many of the leaves, if more 

 than one racemose or umbellate: corolla yellow, faintly veined; 

 leaflets elliptical-lanceolate, I to 2 cm. long, 7 to 9 mm. wide. 

 com moii petiole 2 to 3.5 cm. Long; peduncles short, 5 mm. 1 < > 1 1 u: : 

 pod glabrescent. 5. C. lotifolia. 



I. Crotalaria stipularia Desv. 



Urban, 280.) 



Annual, erect, 0.33 meter high or higher; Leaflets oval or oblong, 2.5 to 7 cm. long, 

 1 to 2.25 cm. wide, sessile, Bubhirsute-pubescenl on both sides: peduncle •"» cm. long; 



flower- yellow, small; calyx 5-parted, USUall) as Long as the corolla. l'ulvopilo.-e: 



