186 Plants Collected in Paraguay. 



branches, solitary or in pairs, peduncled ; peduncles slender, bracted, about 

 1 cm. long, lepidote ; corolla about 3 cm. long, the tube abruptly narrowed 

 above the base; calyx narrowly campanulate, lepidote, 1 cm. long; pod 

 linear, subulate-tipped, glabrous, terete, 8-10 cm. long, 6-7 mm. thick ; wings 

 of the seed about as wide as the body. 



Trinidad (276) ; Pilcoma3^o River (868). December-January. 

 Often growing into a small tree, 15 or 20 feet high, with a dark, 

 wrinkled bark. Corolla bright j-ellow. 



Liique (719). May. = Gibert 1340. 



The pods of this liana are flat, sometimes 5 dm. long by 1 cm. 

 wide, generally in pairs. 



Bignouia Tenusta, Ker, Bot. Reg., t. 249. 



Asuncion (745). June-July. 



A strong liana climbing by tendrils for 8 or 10 m. over trees. 

 Flowers a deep yellov7, in large terminal corymbs, very showy. 

 Fruit a smooth, flat, 2-edged pod, 15 cm. or more in length, and 

 1-1^ cm. wide. Yery common in thickets. 



Bi^nonia Columbiana^ Morong, n. sp. 



Stem stout, glabrous, with grayish wrinkled and warty bark. Leaves ter- 

 nate, a pair or several on a common stalk ; common petiole slender, pubescent, 

 2-2^ cm. long ; petiolules very slender, pubescent, 1-2 cm. long, the ^middle 

 one longest ; leaflets coriaceous, glabrous, oval, entire, obtuse and emarginate 

 at the apex, rounded at base, 3-6 cm. long, 2-3 cm. wide. Flowers not seen. 

 Fruit a flat pod, thick, with a very narrow raised border, acuminately pointed 

 at the apex, 20-26 cm. long, 1-2 cm. wide, on stout stalks 2-3 cm. long, from 

 3 to 5 in a cluster. Seeds 3 cm. long, the scarious wing broader at the lower 

 end, thickened along the outer side in the middle. Tendrils at the base of 

 the leaf-bearing stalks. 



Climbing upon trees on the banks of the Pilcomayo (1535). 

 March. 



Bignonia corymbifera, Vahl., Eel., ii, 45, 1. 17. Ex descr. 



Asuncion (166); between Yilla Rica and Escoba (480); Trini- 

 dad (835). November-April. = Balansa 497 a. 



A very showy species with large panicles of rose-purple flowers. 

 Stems glabrous, striate, grayish, sometimes w^hite-spotted, often 

 purple tinted on young shoots, glabrous or minutely pubescent on 

 the inflorescence. Variable in the size and shape of the leaves, 



