54 DIDYNAMIA. ANGIOSPERMIA. 



t t Calix 4 -cleft. 



441. SCHWALBExi. L. 



Calix ventricose, tubular, obliquely 4-clerf,* 

 upper segment shortest, the Io\Aer large and 

 eraarginate or bi dentate. Corolla bilabiate, 

 up})er lip entire, arcin^d, the lower S-lobcd. 

 Capsule ovate-subterete, 2-cel!ed, S-valved; dis- 

 sepiment produced by ll»e inflected niar^^in of 

 the valves, and parallel with the lor.gitwdiual 

 receptacle. Seeds numerous, inibricated, line- 

 ar, and alated. 



Perennial and herbaceous; leaves alternate, entire; low- 

 ers axillary, racemose, alternate, sliortly pedicellate; ca- 

 lix mostly niarked with 10 or 12 angular striatures and 

 conspicuously bibractcate at the base. From the struc- 

 ture of the capsule, no plant can more dcc'dedly belong to 

 tliC Antirrht NEX than thi;-, having no vestige of a trans- 

 verse septum, the capsule cylindric-ovate, and opening' 

 longitudinally, always below the adhering summit. 



Species. 1. S. americana. Generally occuri-ing on the 

 borders ofsphagnose swamps not far from the sea-coast? 

 from the state of New- York to Florida. — The only species 

 of the genus. 



442. ^EUCHROMA.f Baktsia. L. (Painted- 



Cup.) 

 Calix spathaform, bifid, and emarginate, or 

 quadrifid, with the segments subulate. Corolla 

 bilabiate, upper lip very long and linear, embra- 

 cing the style and stamina; lower lip short and 

 trifid, without glands. JnthersWuQUVt with un- 

 equal lobes, all cohering in the form of an oblong 

 disk. Capsule compressed, ovate, oblique, 2- 

 celled, 2-valved; dissepiment medial, bipartile. 

 Seeds numerous, and small, surrounded with a 

 membranaceous inflated vesicle. 



t Fhieli! coloured, in allusion to the common name of" Paint- 

 ed Cup," from its brilliant colouring. 



