ORDER LXXXIII. BIGNONIACJS. 439 



spuriously 4-celled, many-seeded. Style 1. Capsule 1 — 2- 

 celled. Seed compressed, usually winged. Albumen none. 

 Trees, climbing or running plants. Leaves without stipules. 



Genus I.— BIGNO'NIA. L. 13—2. 

 (In honor of the Abbe Bignon.) 



Calyx 5-cleft, cup-shaped, coriaceous. Corolla campanulate, 

 5-lobed, ventricose beneath. Stamens 4, didynamous. Pod 

 2-celled. Seed with membranaceous wings. 



1. B. capreola'ta. A rine, climbing over trees and shrubs. Leaves 

 connate, lanceolate, cordate, glabrous, bearing tendrils, peduncles axil- 

 lary, each 1 flowered. — Dull red. ^. March — April. Common. 



Cross-tine. 



2. B. rad'icans. A vine, climbing over the loftiest trees, attaching 

 itself by radicles. Leaves pinnate ; leaflets ovate, toothed, acuminate, 

 glabrous on the upper surface, pubescent beneath. Flowers in corymbs. 

 Corolla slightly ventricose beneath, tinged with yellow on the inside, 

 with the segments nearly round, with a barren filament. — Red. ^ . 

 June — Sept. Common. " Tecoma radicans. 



Genus II.— CATAL'PA. L. 2—1. 



(Its name in India.) 



Calyx 2-parted. Corolla campanulate, with the tube ventri- 

 cose, border with 4 unequal lobes. Stamens 2, fertile, and 2 — 

 3 sterile. Stigma in 2 plaits. Capsule cylindrical, 2-celled, 

 2-valved. Seed with membranaceous margins. 



1. C. cordifo'lia. A tree, with long, opposite, expanding branches. 

 Leaves nearly round, cordate, acuminate, glabrous on the upper surface, 

 downy beneath, very large, usually 3 in a whorl. Flowers in large, ter- 

 minal panicles ; segments of the calyx obovate, concave ; those of the 

 corolla crenulate, with the tube variegated, with yellow and purple ; 

 silique long, with the dissepiment opposite the valves. — White. ^ . 

 April— May. Common on the Ocmulgee. 20 — 50 feet. 



Genus III.— MART YX'IA. 13—2. 

 (In honor of John Martyn, an English botanist) 



Calyx 5-cleft. Corolla hypogynous, bilabiate, with the limb 

 5-lobed. Stamens 4, didynamous. Ovary spuriously 4-celled. 

 Style 1. Stigma divided. Fruit a ligneous capsule, termi- 

 nated by a hooked beak. Seed few, large. Herbaceous plants, 

 with alternate leaves, and axillary flowers. 



^ 1. M. probosci'dea, (Glox.) Stem procumbent, branching, fistulous, 

 viscidlv pubescent, whole plant fetid. Flowers on axillary peduncles. 

 Calyx split to the base on the under side. Capsule ligneous, 2-valved, 

 4-celled, with the surface furrowed, with 2 curved beaks, 2 — 3 inches 

 long.— Dull yellow. ©. June— Aug. Common. 



