J 

 J 



192 co^'TlUBUTIO^;s from tttc XATlo^^\L iikkbarium. 



uppor oTios from oval-oblong to lanceolate-linear, and often 2.5 cm. long or moro, all 

 obtuso; ealyx about 4.4 nun. long, the lubes very narrow, ending in a subulate almost 

 hairdiko p(nnt, the two upper ones less united than in niost species; petals pale 

 purple, becoming Idue, scarcely exceeding the calyx; pod often 1.8 cm. long or 

 rather more, obscurely wrinkled, the separation of the articulations marked by trans- 

 verse raised lines, withont any or rarely with a slight contraction. 



Seemingly sptmtaneous ni'ar Bayauuni in coast districts at Talo Seco; near Fajardo 

 in rocky localities towanl (.eiba; near Tenuelas, in rocky districts at Tallaboa Alta; 

 near Oabo R(^jo, in grassy places at the base of Mount Buenavista,— Jamaica, Haiti, 

 St. Thomas, St. Croix, Si. John, St. Kitts{Grisebach), St. Martin (Stockholm Herba- 

 rium), St. Bartholomew (do.), Antigua (Grisebach), Guadeknipe, Martiniciue, St. 

 Vincent, Bequia (Kew Bull. no. 81, p. 2-in), Barbados, Grenada, Tobago, Trinidad. 

 A common weed in the tropics of Uie Old World and introduced into America. 



Local name, yerha de contrahando. 



45. DALBERGIA L. f. 



Dalhcrgia L. f. Sui>pl. 52, ;U0. 1781. 



Calyx with th(^ two upper teeth broader and the lowest rather longer than the 

 others; standard l)roadly ovate or orbicular; wdngs oblong; keel slightly incurved, 

 obtuse, its petals connate on the back at the apex; stanu'us all connate in a sheath 

 slit above, or the upper one free or absent, or the sheath also slit below or tlw lowest 

 sometimes also free; antlu^rs small, erect, the cells di^hiscing i>y a small apical slit; 

 ovary stalked, biovulate; style almost straight; stigma small, terminal; pod .)rl)icular 

 or broadly obhmg, flat or corky, induhiscent, 1-seeded, subemarginate at the upper 

 suture.— Loosely branclnwl (tr sarmentose shrubs; leavt^s imi>arii)innate; h^aPets usu- 

 ally alternate, many or rarely reduced to 1; flowers in small panicles in the axils of 

 the leaves. 



KEY TO 'rUK Sl'KCIKS. 



Leafl(^ts solitary^ pale and tomontose b('n<'atli, rarely glabres- 



cent, ovate, obtuse, acuminate; stannous 10; pod orl>icuhu-, 



2.5 to 3 cm. in diameter, thick, sublign<Hnis. 1, D. hmi^Utphijlluw. 



Leaflets 3 to 5, both si(h^s glabrous, or with a lew scall(T('<l 



hairs beneath, ovate, acuniinat(^; ^^tam(nls !J; pod roundish, 



oblong, blunt at both ends, 2.5 to 3 cm. long, 2 cm. wide, 



flat, shining, not much thickened, subligneous. 2. D. vumctaria. 



^ 



■ 



1. Dalberg*ia hecastophyllum (L.) Taub. 



-t 



(Urban, 294.) 



Shrub 2 to 3 meters high or tree (J toS nn't<Msliigli, witli tirm woody branches; leaves 

 unifoliolale, rarely bifoliolate; leafl(^ls 7 to 1(1 cm. long, '1. 5 to 5 cm. wide; petiole 1 

 cm. long; flowers in small cymose panicles, 2.5 to 5 cm. hmg, axillary; calyx caiji- 

 panvdate, 5 nun. deep; corolla whitts more than twice as long as tln^ calyx. 



Near San Juan, in thickets near the sea at Gangrejos; near Yabucoa in coast districts; 

 near Ponce, in littoral thickets at Pefion; in coast districts near Mayaguoz at Algar- 

 robo; near Rincon; near Quebradillas.— South Florida (variety psilocalyx Radlk.), 

 Cuba, Jamaica, Cayman (Hitchcock), Haiti, St. Tliomas, St. Croix (Grisebach, 

 Eggers), St. John, Antigua (Grisebai-h), Guadeloupe, Dominica (Grisebach), Marti- 

 ni(pie, St, Vincent, Bequia, Barabdos, Grenada, Tobago, Trinidad (Grisebach). 

 Tropical America, especially near the sea, from south Brazil to Florida and Central 

 America; also in west tropical Africa, 



