52 elatinacejE. (water-wokt family.) 



pods ovate-lanceolate, acnte, muck longer than the calyx, (Sarothra gentianoides, 

 L. ) — Sandy fields ; common. June - Oct. 



H. OKAvioLENS, Bucldey, a species Trith foliage like No. 5, but ■vrith largo 

 flowers, & H. BtJcklbti, Curtis, a low sulfruticose species with large flowers, 

 both natives of the mountains of Carolina, may be expected in those of Vir- 

 ginia. 



3. EIjODEA, Pursh. Marsh St. John's-wokt. 



Sepals 5, equal, erect. Petals 5, equal-sided, oblong, naked, imbricated in 

 the bud. Stamens 9 (rarely 12 or 15), united in 3 sets; the sets separated by 

 as many lai-ge and ovate orange-colored glands. Pod 3-celled, oblong : styles 

 distinct. — Perennial herbs, growing in marshes or shallow water, with small 

 close clusters of flesh-colored flowers in the axils of the leaves and at the sum- 

 mit of the stem. (Name from cXtiSijs, growing in marshes.) 



I.E. T'irg^Snica, Nutt. Leaves closely sessile or clasping by a broad base, 

 oblong or ovate, very obtuse; filaments united below the middle. (Hjjpericmn 

 Vii'ginlcum, L.) — Common in swamps. July, Aug. 



2. E. petiolatsi) Pursh. Leaves tapering into a short petiole, oblong ; fila- 

 ments united beyond the middle. — From New Jersey southward and west- 

 ward. 



Obder 20. EliATINACEiE. (Water-wort Family.) 



Little marsh annuals, with opposite dotless leaves and memhranaceous stip- 

 ules, minute axillary flowers like Chickweeds, hut the pod 2 - 5-celled, and 

 the seeds as in St. John's-wort. — The principal genus is 



1. ELiATIKE, L. "Watee-wokt. 



Sepals 2 - 5, persistent. Petals 2-5, hypogynous. Stamens as many, rarely 

 twice as many, as the petals. Styles, or sessile capitate stigmas, 2-5. Pod 

 2 -5-celled, several -many seeded, 2-5-valved; the partitions left attached to 

 the axis, or evanescent. Seeds cylindrical, straiglitish or curved. (A Greek 

 name for some obscure herb.) 



1. E. Americana, Arnott. Dwarf (1' high), creeping, rooting in the 

 mud, tufted ; leaves obovate ; flowers sessile ; sepals, petals, stamens, and stig- 

 mas 2, rarely 3 ; seeds 5 or 6 in each coll, rising from the base. (Pcplis Amer- 

 icana, Pursh. Crypta minima, Nutt.) — Margin of ponds, &c., N. Hampshire, 

 to Kentucky. Pod veiy thin and delicate; the seeds large in proportion, 

 straightish. 



Order 21. CARYOPHYLLACEiE. (Pink Family.) 



Herbs, with opposite entire leaves, symmetrical 4 - h-merous Jioiuers, with or 

 without petals; the distinct stamens no more than twice the number of the 

 sepals, either hypogynous or peiigynous ; styles 2 - 5 ; seeds attached to the 



