86 SAPINDACE.E. (SOAP-BERRY FAMILY.) 



3. SAPINDUS, L. SOAP-BERRY. 



Calvx 5-parted, deciduous. Petals 5, regular, with a scale at the base of 

 each within. Stamens 8-10, inserted on the hypog\ nous disk. Styles 

 united. Stigmas 3. Ovary 3-celled, the cells 1-ovuled. Fruit baccate, glo- 

 bose or 2-3-lobed, 1 -3-seeded. Seeds bony. Embryo incurved. Trees, 

 with abruptly pinnate leaves, and small polygamous flowers in axillary or 

 terminal racemes or panicles. 



1. S. marginatUS, Wild. Petioles wingless; leaflets 9- 18, opposite or 

 alternate, ovate-lanceolate, unequal-sided, strongly veined above; panicles 

 large, dense-flowered ; fruit globose. Georgia and Florida, near the coast, 

 and westward. A tree 20- 40 high. Flowers white. 



2. S. Saponaria, L. IVtiules broadly winged; leaflets 6 or 8, nearly 

 opposite, rather rigid, oblong, obtuse, mostly equal sided, pubescent beneath; 

 panicle tomentose, cam-scent ; fruit globose. Coast of South Florida. 

 A small tree. 



4. CARDIOSPERMUM, L. 



Sepals 4, the 2 outer ones much shorter. Petals 4, irregular, each with a 

 petal-like scale at the base within; chose of the 2 outer petals entire, the 

 others with a crested appendage on the inner edge. Stamens 8. Disk 2- 

 glandular. Cells of the ovary 1-ovuled. Style 3-cle.i't. Capsule 3-augled, 

 3-celled, loeiilicidally 3-valved, inflated. Seed furnished with a cordate aril. 

 Herbs, climbing by tendrils. Leaves Internal e. 



1. C. Halicacabum, L. South Florida, apparently native, and not 

 uncommon in cultivation. Annual. Stem slender. Leaflets ovate-lanceo- 

 late, incisely lobed and toothed. Capsule pear-shaped, 1' in diameter 



5. -33SCULUS, L. IIoRSIcrilKSTNCT.. BlCKEYE 



Calyx 5-lobed, unequal. Petals 4-5, unequal, clawed. Stamens 5-8, 

 usually 7, inserted on the annular hypogynous disk. Style slender. Ovary 

 3-celled, the cells 2-ovuled. Capsule coriaceous, 1 -3-celled, loeiilicidally 2-3- 

 valvecl, 1 -3-seeded. Cotyledons very large and thick, partly united. Trees 

 or shrubs, with opposite long-petioled digitate leaves, and showy polygamous 

 flowers, in terminal panicles. 



1. JEsccLUS proper. Fruit prickly. 



1 IE. glabra, "Willd. Stamens almost twice the length of the erect 

 nearly equal pale yellow petals ; panicle oblong-ovate, loosely flowered; leaf- 

 lets 5, oval or oblong, acuminate, unequally serrulate, smooth or sligbtlv pu- 

 bescent beneath. (JR. pallida, Willd.) Banks of rivers, Tennessee. May 

 - June. A small tree with rough strong-scented bark. Flowers small. 



2. PAVIA. Fruit smooth. 



2. JE. Pavia, L. Stamens slightly exserted ; claws of the two upper 

 petals as long as the tubular calyx ; panicle oblong ; leaflets 5, varying from 

 lanceolate to oval, short-acuminate, finely serrate, smooth, or nearly so, on 

 both surfaces. Rich soil. March - May. A shrub, or in the upper districts 

 a small tree. Flowers red. 



