Part 4, 1924] MELIACEAE 289 



Type species, Carapa guianensis Aubl. 



Sepals and petals 4. 



Leaflets 6 or 8, 10-16 cm. long, 4-6 cm. broad. 1. C. nicaraguensis. 



Leaflets 10 or more, 15-27 cm. long, 5.5-10 cm. broad. 2. C. guianensis. 



Sepals and petals 5. 3. C. procera. 



1. Carapa nicaraguensis C. DC. in DC. Monog. 

 Phan. 1: 717. 1878. 



A tree, with glabrous branches; "leaves about 19 cm. long," the petioles and rachis terete, 

 "about 1 din. long," glabrous; leaflets 6 or 8, opposite, oblong-elliptic or oblong-obovate, 10—16 

 cm. long, 4-6 cm. broad, obtuse at the base, rounded and mucronate with a broad mucro at 

 the apex, glabrous on both surfaces, petioluled, firm, the petiolules 8-10 mm. long, the secondary 

 nerves straight, ascending; flowers short-pedicelled; sepals 4, semiorbicular, glabrous; petals 

 4, obovate-oval, 4.5-5 mm. long, 3 mm. broad; staminal tube glabrous; anthers 8. 



Tvpe locality: Chontales, Nicaragua. 

 Distribution: Nicaragua. 



2. Carapa guianensis Aubl. PI. Guian. Suppl. 32. 1775. 



Persoonia guareoides Willd. Sp. PI. 2: 331. 1799. 



Xylocarpus Carapa Spreng. Svst. 2: 213. 1825. 



Carapa lalifolia Willd.; C. DC. in DC. Monog. Phan. 1: 718, as synonym. 1878. 



A large tree, with glabrous branches; leaves 3-5 dm. or more in length, long-petioled, the 

 petioles and rachis terete or nearly so, glabrous; leaflets 10—14, occasionally more, opposite or 

 subopposite, 15-27 cm. long, 5.5-10 cm. broad, occasionally larger, oblong to oblong-elliptic, 

 equilateral or inequilateral and acutish or rounded at the base, acute or somewhat obtuse and 

 mucronate at the apex, dark-green, glabrous and shining above, paler and glabrous beneath, 

 subcoriaceous, short-petioluled ; panicles axillary, the branches 2-4 dm. or more in length, 

 glabrous; flowers subsessile; sepals 4, semiorbicular, glabrous, strongly imbricate, the two inner 

 sepals larger than the outer ones; petals 4, broadly obovate to elliptic or oval, 5-5.5 mm. long, 

 3-4 mm. broad, obtuse or rounded at the apex, glabrous; staminal tube cup-shaped; anthers 

 8 or 10; ovary 4-celled, glabrous; style rather short; stigma disc-shaped; fruit 4-angled, 7-10 

 cm. broad. 



Type locality: In forests, French Guiana. 



I 'istkibution: Santo Domingo, Martinique, and Guadeloupe; also in South America. 

 ILLUSTRATIONS: Aubl. PI. Guian. pi. 3S7; Mem. Mus. Paris 19: pi. 20, f. 21; Lam. Tab. Encyc. 

 pi. 301; Mart. Fl. Bras. 11: pi. 64; E. & P. Nat. Pfl. 3<:/. 156, F-H. 



3. Carapa procera (Forsyth) DC. Prodr. 1: 626. 1824. 



Trichilic procera Forsyth; DC. Prodr. 1: 626, as synonym. 1824. 



A large tree; branches glabrous; leaves long-petioled, the petioles terete, glabrous, 5 dm. 

 or more in length; leaflets 12-18, opposite, oblong-obovate, 21 cm. long, 7 cm. broad, cuneate 

 and equilateral at the base, mucronulate at the apex, glabrous on both surfaces, short-petio- 

 luled; panicle peduncled, about equaling the leaves; flowers long-pedicelled; sepals 5, glabrous; 

 petals 5, obovate, about 4 mm. long, coriaceous; staminal tube ovoid, glabrous; anthers 

 10, elliptic; ovary oblong-ovoid, 5-celled; style terete; stigma discoid; disk fleshy; capsule 

 large, subglobose, acuminate, rugose-tuberculate ; seeds three-angled, acute at the base, the 

 apex convex. 



Type locality: Caribbean Islands. 



Distribution: Antilles; also in northern South America and reported from Africa. 



6. SWIETENIA Jacq. Enum. PI. Carib. 4, 20. 1760. 



Mahationi Adans. Fam. PI. 2: 343, in part. 1763. 

 Rota Scop. Introd. 226. 1777. 



Tropical evergreen trees, with heavy wood. Leaves alternate, equally pinnate, occasion- 

 ally odd-pinnate. Leaflets opposite, occasionally subopposite or alternate on the same branches. 



