.56 MELIACEAE. 



valvate, much larger than the sepals. Stamens 10, unappendaged at the base. 

 Ovary 2-5-celled, deeply lobed at the apex: style columnar. Fruit a cluster of 

 5, or fewer, samaras, with the style-base lateral. 



1. A. glandulosus L. Tree becoming 30 m. tall: leaflets 13-41; blades lanceo- 

 late to oblong-lanceolate, 7-18 cm. long: samaras 4-5 cm. long, linear-elliptic, 

 the seed in the middle. — Spr. 



The Tree-of-heaven, a native of China, grows in northern Florida and the 

 northern portion of the peninsula. The white or nearly white heart-wood is rather 

 close-grained, but light, soft, and weak. (Cont.) 



4. ALVARADOA Liebm. Shrubs or trees. Leaf-blades unequally pin- 

 nate, the leaflets thinnish. Flowers dioecious, borne in spreading or drooping 

 racemes. Sepals 5, short. Petals wanting. Stamens 5, alternating with 5 

 staminodia. Ovary flattened or 3-angled, 2-3-celled, notched at the apex. 

 Fruit samaroid. 



1. A. amorphoides Liebm. Shrub or small tree: leaves approximate at the 

 ends of the branches; leaflets numerous, the blades 1-2 cm. long, those of the 

 lateral leaflets mostly oblong or oval: flowers numerous, slender-pedicelled : 

 sepals ovate, about 1.5 mm. long: filaments pubescent: capsules oblong or 

 ovate-oblong, 12-14 mm. long, ciliate, notched. — All year. 



The Alvaeadoa grows in hammocks on the Everglade Keys. The brown or 

 reddish-brown heart-wood is close-grained, heavy, hard, and strong. {Bah., Cuba.) 



Family 5. BURSERACEAE. Torchwood Family. 



Trees with a resinous sap. Leaves alternate: blades pinnate, rarely 

 1-3-foliolate. Flowers perfect or polygamo-dioeeious, racemose or panicu- 

 late. Calyx of 3-6 sepals. Corolla of 3-6 petals. Androeeium of 6-12 

 stamens. Gynoeeium of 2-5 united carpels. Fruit drupaceous, the epi- 

 carp sometimes valvate. 



1. ELAPHEIUM Jacq. Trees. Leaves approximate at the ends of the 

 branches: leaflets thick. Sepals 4-6, imbricate. Petals 4-6, mostly valvate. 

 Stamens 8-12, erect. Ovary 3-5-celled. Drupe with a valvate epicarp. 

 1. E. Simaruba (Ia) Eose. Tree becoming 20 m. tall: leaflets 3-7; blades 

 oval or elliptic, varying to ovate or obovate, 3-5 cm. long, entire : racemes 5-10 

 cm. long: petals 2-2.5 mm. long: drupes oblong, 8-11 mm. long or rarely 

 smaller, the epicarp 3-valved. — Winter & spr. 



The Gumbo-limbo grows in coastal hammocks along the lower half of the east 

 coast and on the Everglade Keys and the Florida Keys. The light-brown heart- 

 wood is close-grained, but spongy, soft, and weak. Also known as West-Indian birch. 

 (W. I.) 



Family 6. MELIACEAE. Mahogany Family. 



Shrubs or trees, or partially woody herbs. Leaves alternate: blades 



pinnately 1-3-eompound. Flowers perfect or polygamo-dioeeious, i3anieu- 



late. Calyx of 3-5 sepals. Corolla of 3-5 petals. Androeeium of 8-10, 



or rarely fewer or more, stamens with the filaments united into a tube. 



Gynoeeium of 3-5 united carpels. Ovary 3-5-celled. Fruit a berry, a 



cai^sule or a drupe. 



Fruits drupaceous, clustered, drooping : androeeium and style elongate. 1. Melia. 

 Fruits capsular, solitary erect : androeeium and style short. 2. Swietenia. 



1. MELIA L. Trees with variegated wood. Leaf -blades thrice unequally 

 pinnate. Sepals 5 or 6. Petals 5 or 6. Staminal tube elongate, the lobes cleft. 

 Anthers sagittate. Stigma 3-6-lobed. Drupe leathery-fleshy. 



