172 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM, 



-I 



(Hitchcock), Haiti, St. Thomas, St. Croix, St. Martin (Stockhohii Ilorharium), St. 

 Bartlioloiuew (Euphra.sen), Antigua (Grisehach), GuacU^loupe, Dominica (Grisebach), 

 Martinique, St. Vincent, Bequia, ^fustique (Kew Bull. no. 81, p. 244), Barbados, 

 Grenada, Tobago, Trinidad, Margarita. Cosmopolitan in the warm regions of the 

 world, but perhaps an introduction i?i the Old World. 

 Local name, cascabelillo vado. 



5. Crotalaria lotifolia L. 



(Urban, 281.) 



Shrul)by, diffuse, 0.5 to 2 meters higli; heaves 5 to 7 cm. long, sericeous on both sides; 

 peduncle 5 mm. long; flowers pale yellow; vexillum with red curving lines on the 

 inner side at tlie base; calyx deeply 5-parted, shortly exceeded by the corolla, lolx^s 

 lanceolate; corolla about 1.25 cm. long; legume spathulate-oblong, puberulous, 2 cm. 

 long, G mm. wide. 



Near Fajardo in shady places; near Coamo, in the woods of Mount Ildefonso and in 

 thickets on the Juey RivtT toward Salinas; near Guanica, in shady meadows at Mont- 

 alba and in thickets on the seadiore; near Salinas de Cabo Rojo at Punta de Aguila.^ 

 Cuba, Jamaica, Haiti, St. Thomas, St. Croix (Eggers), St. John; the varieties ^rancZi- 

 JoUa and gnindijlora in Martinique, Barbados, and tropical west Africa. A well- 

 known very di'fetinct West Indian sp<;cit?s* 



Local name, cascabelillo axilar (Cook and Collins). 



29. INDIGOFERA L. 



Indigofcra L. Sp. PI. 2: 751. 1753. 

 Acanthonolus Benth. in Hook. Niger Fl. 293. 1849. 

 Sphacridiophorum Desv. Journ. Bot. 3: 125, pi, 6. 1814. 

 BrUaonia Desv. Ann. Sc. Nat. 9: 411. 182G, 



Calyx small, obliqu(^, eampanulate or tubular, teeth equal or the lowest longest; 

 standard obovate, oblong, or suborbicular, sessile or shortly unguiculate; wings more 

 or less oblong, adhering a little to the keel; ketd straight or slightly curved, obtuse, or 

 acuminate, gibl^ous or spurred on both sides; upper stamen free from the base, the 

 others connate; anthers uniform with glandular, apiculate or penicillate-i)ilose con- 

 nective; ovary sessile or nearly so, with several or I'arel}' 1 or 2 ovules; style incurved, 

 short, fdiforni, usually somewhat curvtHl; stigma terminal, capitate or peniciilate- 

 pilose; pods ublong, lim*ar or rarely globular, terete or rarely flattened, straight or 

 incurved, 2-valved, divi<kHl transversely between the si^eds l>y cc^llular tissue; seeds 

 globular, (tr truncate at each end, or flattened. — Herbs, undershrubs, or shrubs with 

 adpressed silky hairs fixed by the micMlOj and sometimes mixed with loose hairs or 

 tonnnentuiii; leaves unequally pinnate, more rarely digitate, 3-foliolate or reduced to 1 

 leaflet, s(mK^times simple; leaflets entire; stipules usually small, setaceous, somewhat 

 adnate to the petiole; flowers usually rose-red or purplish nnl, axillary, rarely sessile, 

 in racemes or spikes, tlu^t^c^ sometimes united into panicles. 



KEY TO THE SPECIES. 



Pod tefloxed, sickle-shaped, G to 8-seeded. 1. 7. sujfralicosa. 



Pod straight, shorter than in I. suffrultcosa, 3 or 4-seeded. 2. /. guatwialcnsis. 



L Indigofera suifruticosa Mill. 



(Urban, 282.) 



A copiously branched shrub 1 to 1.5 meters high; branches straight, woody, deeply 

 sulcate, thiidy silvery; stipules small, setaceous; petiole under 2.5 cm. long, firm, 

 erecto-putent; leaves 5 to 10 cm. long, leaflets 6 to S-jugate, oblong or obovate, 2 to 2.5 



