KUTACE.E. (kUE family.) 69 



foliolate ; leaflets ovate-lanceolate, crenate-sernilate, unequal-sided, shining 

 above ; panicles terminal ; stamens 5 ; carjjels 3, nearly sessile. — Var. fru- 

 TicosuJi, Gray. Shrubby ; leaves shorter, ovate or oblong, more strongly 

 crenate ; ovaries always two. — Dry soil, Florida to North Carolina, and 

 westward. June. — A small tree, with tlie pungent Ijark armed with warty 

 prickles. 



2. X. Caribaeum, Lam. (Satin-wood.) Branches and petioles un- 

 armed ; leaflets 5-7, ovate-lanceolate on the fertile plant, and elliptical, obtuse, 

 or emarginate on the sterile, slightly crenulate, and like the cymose panicle 

 stellate-pubescent; stamens 4-5; carpels 1-2, obovate, stipitate; seed soli- 

 tary, obovate, black and shining. — South Florida. — Leaves r-2' long. 

 Cj'me sessile, divided into three primary branches. Flowers minute. 



3. X. Pterota, HBK. Smooth ; branches zigzag, armed with short 

 curved prickles; petiole winged, jointed ; leaflets 7-9, .small, obovate, coria- 

 ceous, crenate above the middle, sessile ; flowers in axillary clusters, which are 

 single or by pairs, as long as the first joint of the petiole ; stamens 4 ; ovaries 

 2 ; carpels solitary, globose, pitted, distinctly stipitate. — South Florida. — 

 Leaflets Y -¥ ^^^^7 those on the fertile plant narrower and smaller. Carpels 

 small, dotted. 



2. PTELEA, L. Hop-tree. 



Flowers polygamous. Sepals and petals 4-5, imbricated in the bud, de- 

 ciduous. Stamens 4-5. Ovary 2-celIed, with two ovules in each cell. Style 

 short. Stigma 2-lobed. Capsule 2-celled, 2-seeded, surrounded by a broad 

 circular reticulated wing. — Unarmed shrubs, with trifoliolate leaves, and 

 small greenisli flowers in a terminal cyme. 



1 . P. trif oliata, L. Pubescent or tomentose ; leaves long-petioled ; 

 leaflets oval or oblong, mostly acute, obscurely crenulate, paler beneath, the 

 lateral ones unequal-sided ; filaments 4-5, densely villous below the middle, 

 longer than the style in the sterile flowers, shorter in fertile ones. Rocky 

 banks. May -June. — Shrub 4° -8° high. Leaflets 2' -4' long. Fruit 1' 

 wide. 



2. P. Baldwinii, Torr. & Gray, Leaves ver}^ small, glabrous ; leaflets 

 sessile, oval, obtuse, the terminal one cuneiform at the base; flowers tetran- 

 drous ; .style none. — East Florida. — Shrub 1° high, with numerous short and 

 scraggy branches. Leaflets 1' long. Flowers smaller than in No. i. 



3. AMYRIS, L. Torch-Wood. 



Flowers perfect. Calyx 4parted. Petals 4, narrowed at the base, imbri- 

 cated in the bud. Stamens 8, shorter than the petals, hypogynous. Ovary 

 1-celled. Stigma capitate. Drupe globose, 1 -seeded. Cotyledons plano- 

 convex. — Trees or shrubs. Leaves 3-7-foliolate, opposite, with glandular 

 pellucid dots. Flowers panicled, white. 



1. A. maritima, Jacq. Smooth; leaves petioled, trifoliolate; leaflets 

 ovate, o]>tuse, entire, on slender stalks; branches of the panicle opposite; 

 drupe, like the flowers, dotted. — South Florida. — A shrub or small tree. 

 Leaflets I'-l.^' long, shining above. Flowers yellowish white. 



