104 POLEMONIA. [Cl. 8. 



tcrnate with them, inserted into the lower part of the 

 tube. StyleJ, or definitely divided into several. In 

 the latter case the Stigmas are simple; in the former 

 the solitary Stigma is sometimes divided. Capsule 

 of 3, rarely 2 or 4, cells, with 1 or many Seeds, which 

 are rather bony, marked with a Scar, Hilum, in the 

 lower part, and attached to the base of the central 

 partition, whose angles meet, but are not connected 

 with, the margins of the valves. Embryo curved, 

 the radicle inferior. Plants shrubby, or often herba- 

 ceous, twining in several instances, sometimes milky. 

 Leaves alternate, very seldom imperfectly opposite." 

 Mr. Brown notes the want of Stipulas, and the pre- 

 sence of a small mucilaginous Albumen, as well as the 

 corrugated Cotyledons (always attendant on Seeds 

 whose number is definite). He differs from Jussieu. 

 with regard to some genera, but the following are in- 



O C 1 O 



dubitable specimens of the Order. 



Sect. 1. With 1 Style. Convolvulus, fig. 179, and 

 Ipomaa. 



Sect. 2. with several Styles. Evolvulus and Cressa, 

 as \vell as Breweri'a, Polymeria, and probably Wd- 

 sowa, of Brown. Dichondra enters a Section with 

 from 2 to 4 single-seeded Germens ; and Cuscuta 

 forms another, destitute of Cotyledons ! 



Ord, 44. POLEMONIA. " Calyx divided. Corolla 

 regular, 5-lobed, with 5 Stamens inserted into the 

 middle of its tube. Style 1, with 3 Stigmas. Cap- 

 sule surrounded by the permanent Calyx, of 3 cells 



