PEDALINE^E. 245 



1. BIGNONIA. Linn. 



Calyx 5-toothed, cyathiform, partly coriaceous. Carol 5- 

 lobed, campanulate, ventricose on the under side. Stamens 

 didynamous. Pod 2-celled. Seeds membranaceously wing- 

 ed. Didynamia. Angiosperma. 



B. radicans Linn. : stem creeping ; leaves pinnate ; leafets ovate, 

 toothed, acuminate ; corymb terminal ; tube of the corol three times 

 as long as the calyx. 



HAB. Banks of streams. Penn. to Flor. W. to Mias. July, 

 Aug. 1?. Creeping on trees and rocks. Floicers very large, 

 scarlet. Trumpet Flower. 



2. CATALPA. Juss* 



Calyx 2-parted. Corol campanulate ; tube ventricose ; 

 border 4-lobed, unequal. Stamens 2, fertile ; 2 3 sterile. 

 Stigma in 2 plates. Capsule pod-form, long; cylindric, 2- 

 valved. Dissepiment opposite to the valves. Seed membra- 

 naceously margined. Diandria. Monogynia. 



C. cordifolia, Ell. : leaves simple, cordate, entire ; flowers panicled. 

 C. bignonioides Walt. C. syringafolia Sims. Pursh. Bignonia Ca* 

 talpa Linn. 



HAB. Fields, about habitations. N. Y. to Flor. and throughout 

 the Western and Southwestern States. July. ^>. A large 

 tree with irregular branches. Leaves round, cordate, whorled in 

 threes, large. Flowers white, yellow and purple, in large pyra- 

 midal terminal panicles. Probably introduced, as it is generally 

 found in the vicinity of habitations, Indian encampments, &c. 



ORDER LXXXI. PEDALINE^. Brown. Lind. 



Calyx divided into 5 nearly equal "pieces. Corol monopeta- 

 lous, hypogynous, irregular ; tube ventricose, the limb 5-lob- 

 ed, bilabiate. Stamens 4, didynamous, (2 sometimes sterile,) 

 with the rudiment of a fifth. Ovary seated in a glandular 

 disk, 1 2rcelled, of 2 carpels, the introflexed margins of 

 which by splitting and diverging constitute several cells ; 

 ovules few in each spurious cell ; style 1 ; stigma divided. 

 Fruit drupaceous, or rarely capsular and 2-valved, spuriously 

 many-celled. Seeds few, large, pendulous ; albumen none ; 

 embryo straight. 



Herbs, with opposite leaves and axillary flowers. 



1, MARTYNIA. Linn. 



Calyx 5-cleft. C0r0Z ringent. Capsule ligneous, corticate, 

 4-celled, 2-valved ; each of the valves terminating in a long 

 hooked beak. Didynamia. Angiospermia. 



21* 



