ONAGRACE.E. (EVE^flXG-PRIMROSE FAMILY.) 163 



1. E. angustifolium, L. Stem tall, simple, smoothish ; leaves alter- 

 nate, lanceolate, entire or wavy ou the margins, paler beneath : racemes 

 elongated, bracted ; flowers showy ; petals obovate, purple ; stigma 4-lobed ; 

 capsule and calyx hoary-tomentose. (E. spicatum, Lam.) — Mountains of 

 North Carolina. July. — Stem 3° - 6° high. 



2. E. coloratura, Muhl. Stem smoothish, ' much brancheil ; leaves 

 mo.stly opposite, lanceolate or ovate-lanceolate, denticulate ; raceme leafy ; 

 flowers small, reddish ; petals 2-cleft ; stigma clavate ; capsule downy. — 

 Swamps in the upper districts. August. — Stem l°-2° high. 



3. E. palustre, L., var. lineare, Gray. Stem pubescent, Ijranching 

 above ; leaves linear, slightly denticulate, the lower ones opposite ; raceme 

 leafy ; flowers small, white, or rose-color ; stigma clavate ; capsule hoary. — 

 Mountains of North Carolina. August. — Stem l°-2° liigh. 



4. JUSSI^A, L. 



Calyx tube long, 4-angled or cylindrical, not prolonged beyond the ovary ; 

 the limb 4-6-lobed, persistent. Petals 4-6. Stamens 8-12. Capsule 

 mostly elongated, 4 - 6-celled, many-seeded, opening irregularly at the sides. 

 — Marsh herbs, with alternate leaves, and axillary yellow flowers. 



* Capsule cylindrical. 



1. J. pilosa, HBK. Hairy; stem erect, at length much branched; 

 leaves lanceolate, acute ; flowers small ; calyx lobes mostly 6, as long as the 

 petals ; capsule linear, cylindrical, much longer than the pedicel. — Marshes, 

 Florida, and westward. June -Sept. (l) — Stem 2° - 5° high. Capsule H' 

 long, slightly curved. 



2. J. grandiflora, Michx. Hairy ; stem creeping at the base ; leaves 

 lanceolate, acute ; flowers large ; calyx lobes .5, half as long as the petals ; 

 ovary (rarely maturing) rather shorter than the pedicel. — Marshes, South 

 Carolina, and westward. May-Aiagust. % — Stem 2° - 3° long. Flowers 

 2' in diameter. Capsule cylindrical. 



3. J, repens, L. Smooth, creeping or floating ; leaves oblong, obtuse 

 tapering into a slender petiole ; flowers large ; calyx lobes 5, shorter than the 



petals ; capsule cylindrical, much shorter than the long (2') peduncle. 



Ponds and ditches. New Orleans. August. 



* * Capsule, quadrangular. 



4. J. deeurrens, DC. Smooth ; stem erect, branched, wing-angled ; 

 leaves lanceolate, acute, sessile ; flowers nearly sessile ; calyx lobes 4. nearly 

 as long as the petals ; stamens 8 ; capsule 4-angled, oblong-clavate. — Ditches, 

 etc. July - Sept. (\) — Stem 6' - 3° high. 



5. J. acuminata, Swartz. Smoothish ; stem angular, much branched ; 

 leaves lanceolate, or the upper narrower, acute at both ends, short-petioled, 

 2' -3' long; flowers nearly sessile, 2" -3" wide ; sepals 4, ovate, .shorter than 

 the oblong-obovate petals; capsule quadrangular, 6" -8" long, 8-ribbed. — 

 Wet ground, South Florida. 



