aes 
102 : TETRANDRIA. MONOGYNIA. | 
4 nati. eg: 
globose. Capsule bisulcate, 2-celled, many- 
seeded, opening at the summit; cells2-seeded. 
- Flowers axillary, or dichotomously corymbose and ter- — 
minal, with a single flower in the bifurcations. 
species. have a 5-cleft corolla, with 5 siamens. 8 
Species. 1. E. pulchellum, Pursh. Is not this planta 
Sabbatia?—Of this genus there are 4 species described: 
by Persoon, as existing within the tropical regions: of 
America, 1 in Europe, with 11 others in India and Africa,: 
principally at the Cape of Good Hope. ' 
150. SWERTIA. L. (Felwort.) 
Calix 4 or 5-parted. Corolla rotate, tube 
very short, border flat, 4 or 5-parted, segments 
~ Tancevlate, with 2 nectariferous ciliate pores at 
the base of each. Germ attenuated into a short 
style, terminated by 2 stigmas. Capsule 1-celleds 
. 2-valved.. : 
Habit similar to Gentiana. Flowers axillary and ter- 
minal, peduncles-often many-flowered. 
Srecies. 1. §. fustigiata, Pursh. 2. pusilla, P. (S:- 
tetrupetala? of Pallas.)—§ 11. Ceratra. Corolla subcam- 
 panulate, calcarate at the base.—3. corniculata. . 
_ Of Swertia, besides the above, there are but 7 species. 
described in Persoon, and of these, the S. difformis ap- 
pears referable to Sabjatia. Europe produces 1 species, 
the 5: * pow Arabia Felix, another, Siberia 2, as well 
asthe S. corniculata, but almost specifically distinct from 
the American piant; there is 1 species also in the Andes 
of Peru. All the species of this genus appear to be al- 
- pine. 
' 151. FRASERA. Walter. Michaux.. 
Cali deeply 4-parted. Corolla ~4-parteds 
‘Spreading; segments oval, with a bearded orbi- 
_~ cular gland in the middle of each. Capsule com- 
__— pressed, partly marginated, 1-celled. Seeds 
_ few. (8 to 12) imbricated, large, elliptic, with a 
| Membranaceous margin. : : 
.-_ Biennial; stem tall; leaves verticillate; segments of the 
=. 
