320 BIGNONIACEAE. 



FAMILY 9. BIGNONIACEAE. TRUMPET-CREEPER FAMILY. 



Shrubs, trees, woody vines, or rarely herbs. Leaves opposite, or 

 rarely alternate or whorled, often tendril-bearing: blades simple or pin- 

 nately compound. Flowers perfect, usually showy. Calyx of usually 

 2 more or less united sepals. Corolla 5-lobed, irregular, or 2-lipped. 

 Androecium of 5 stamens with 1 or 3 of them reduced to staminodia, or of 

 4 didynamous stamens. Anthers with mostly divaricate sacs. Gynoecium 

 of 2 united carpels. Ovary 1-celled or 2-celled by the meeting of the 

 placentae. Ovules numerous. Fruit a capsule. Seeds winged or ap- 

 pendaged. 



Calyx with an undulate margin : capsule flattened parallel with its partition. 



1. ANISOSTICHUS. 

 Calyx with 5 lobes : capsule flattened at right angles with its 



4 partition. 



Erect plant : pod linear, not stipitate. 2. TECOMA. 



Climbing plant : pod clavate or fusiform, stipitate. 3. BIGNONIA. 



1. ANISOSTICHUS Bureau. Vines. Leaf-blades 2-3-foliolate or 1-folio- 

 late, often tendril-bearing: leaflets usually with entire blades. Calyx cam- 

 panulate or cupulate. Corolla with a short tube abruptly expanded into a 

 campanulate throat. Capsule narrow. Seeds winged. 



1. A. crucigera (L.) Bureau. Glabrous vine: leaves prolonged into tendrils; 

 leaflets 2; blades oblong-oval to oblong-lanceolate, 5-15 cm. long, cordate or 

 auricled at the base: calyx 5-8 mm. long, shallowly lobed: corolla red-orange 

 without, yellow within, 4-5 cm. long: filaments villous at the base: capsules 

 linear, 10-17 cm. long. CROSS-VINE. TRUMPET-FLOWEK. 

 Thickets and woods, n. and pen. Fla. (Cont.) Spr. 



2. TECOMA Juss. Shrubs or partially herbaceous plants. Leaf-blades 

 unequally pinnate. Flowers clustered. Calyx tubular-campanulate, nearly 

 equally 5-lobed. Corolla with the tube gradually enlarged into the funnelform 

 throat. Seeds membranous-winged. 



1. T. stans (L.) Juss. Plants 1-8 m. tall: leaves 1-2.5 dm. long; leaflets 

 7-13, the blades lanceolate to elliptic, or narrower, 4-10 cm. long, coarsely 

 serrate: calyx 3-5 mm. long; lobes often triangular: corolla yellow, 3.5-4.5 

 cm. long: capsules 10-20 cm. long. YELLOW TRUMPET-FLOWER. YELLOW- 

 ELDER. 



Hammocks and about gardens, s. pen. Fla. and the F. Keys. (W. I.) 



3. BIGNONIA [Tourn.] L. Vines. Leaf -blades unequally pinnate : leaflets 

 with toothed blades. Flowers clustered. Calyx tubular-campanulate, nearly 

 equally 5-lobed. Corolla tubular-funnelform. Capsule stout, fusiform. Seeds 

 membranous- winged. 



1. B. radicans L. Stout vine: leaves many, 2-2.5 dm long; leaflets 7-11, the 

 blades oval, ovate, or elliptic, 2-6 cm. long, coarsely serrate: calyx 14-18 mm. 

 long; lobes triangular to triangular-ovate: corolla red or orange, 5-9 cm. long: 

 capsules fusiform, 10-18 cm. long. TRUMPET-CREEPER. COW-ITCH. TRUMPET- 

 FLOWER. 



Woods, swamps, and thickets, n. and pen. Fla. (Cont.) Spr.-fall. 



Order SANTALALES. 



Herbs, shrubs, or trees, mostly root- or tree-parasites. Leaves with 

 expanded blades or scale-like. Flowers inconspicuous, perfect or imper- 



