ame ee Ae 
‘EVOLVULUS. ‘L. 
- Calia 5-parted. Corolla rotate-campanulate; 
- lobes subemarginate. Styles 2, deeply bifid; 
segments capillary and divergent. Stigma sim- 
ple. Capsule 2-celled, 4-valved, 2 to 4-seeded, 
Stem creeping, procumbent, or erect. Leaves alter- 
nate entire; flowers pedunculate, small; peduncles soli- 
tary, bibracteate, capsule perfecting 1, 2, or 4 seeds. 
‘ Species, 1. E. nummviarius. On the banks of the 
» . Mississippi, near New Orleans. 2. sericeus? Stem diffuse 
‘procut t? Leaves remote, sessile, oblong-lanceo- 
- late, sublinear, acute at both extremities, under side, 
- somewhat silky villous; peduncle 1-flowered, shorter than 
the leaf, bibracteate, bractes seated in the axill. Oss. 
~- Stem almost filiform, somewhat villous; leaves 5 to 10 
a lines long, 1 to 2 lines broad, peduncles 2 to 3 lines long; 
+ flower white, convolvulaceous, plaited, external margin of 
the plaits villous; segments of the calix ovate, acuminate; 
capsule 2-celled, 4-valved, 2-seeded. Haz. Around St. 
Mary’s, in Florida, Dr. Baldwyn. v. s. 
3. argenteus, Pa. (pilosus.) Perennial; stems simple, 
erect, and low, many from the same root: the whole plant 
densely hairy and shining: leaves cuneate-oblong, acute, 
crowded; peduncles 1-flowered, subsessile; bibracteate, 
_. bractes sessile in the axill; segments of the calix linear-— 
Oxs. Allied to E. Commersoni. Stems 4 to 6 inches high; 
ige of the plaits hairy, capsule 4-valved, often per 
only a single seed.—Has. On arid gravelly h 
near the confluence of Rapid river and the Missouri;flow- 
ering in May. This us, with the above exceptions, 
exists exclusively within the tropical regions of 
Australia, and America. 
lowers pentapetalous, inferior. 
CHERA. L. (Allum-root.) 
r, many-seeded. & 
“ar: il; flowers small, in a thyrsoid panicle. 
* : Ss. 1. H. ameri 2. villosa. On the moun- 
a F » Virg' ia, and Tennessee. 8. 
s-cleft. Petals 5, small. Capsule biros- 
2s 6 to 8 lines long, 2to 4 wide, extremely hairy asy 
the stem; flowers solitary, appearing sessile, pur- -_ 7 
