44 CARYOPHYLLACE^. 



high, mostly simple. Leaves fleshy. Flowers bright orange yellow. Abundant 

 in a peat bog four miles south of New Brunswick, N. J. Yellow Milkwort. 



*** Flowers in corymbs. 



10. P. cymosa Walt. : stem simple below, corymbose at the summit ; radi- 

 cal leaves spatulate-obovate ; cauline ones linear ; cymes compound ; spikes 

 ovate ; wings oblong, cuspidate. P. corymbosa Mich. P. ramosa Ell. 



Swamps. Del. to Flor. W. to Texas. July, Aug. %. — Stem 8 — 12 inches 

 high, bearing a large terminal corymb. Spikes compact, half an inch in diam- 

 eter. Flowers yellow, dark green when dry. Corymbose Milkwort. 



**** Flowers^axiUary, (large.) 



11. P. paucijlora Willd. : stem simple, erect, naked below ; leaves ovate, 

 acute, smooth ; flowers mostly terminal and by threes, large, cristate, some- 

 times axillary. P. iiniflora Mich. 



var. alba Eights : flower solitary, smaller, white ; stem somewhat leafy 

 at base. 



Woods. Arct. Amer. to Geor. June. %. — StemS — 4 inches high. Flowers 

 large, purple, with the summit of the keel densely crested. Var. oZ6a was found 

 by Dr. James Eights in the sandy plains near Albany. It has the stem rather 

 lower and more leafy than in the former ; the flower also is solitary, smaller, 

 white, and the keel less densely crested. • Fringed Milkwort. 



Order XVIII. CARYOPHYLLACE^.— Cloveworts. 



Sepals 4 — 5, either distinct or cohering in a tube, persistent. • 

 Petals 4 — 5, unguiculate, inserted upon the pedicel of the 

 ovary ; occasionally wanting. Stamens as many or more com- 

 monly twice as many as the petals, and inserted with them ; an- 

 thers fixed by the middle. Ovary often stipitate ; stigmas 2 — 5, 

 sessile, filiform, papillose on the inner surface. Capsule 2 — 5- 

 valved, either 1-celled or 2 — 5-celled, in the latter case with a 

 loculicidal dehiscence ; placenta in the axis. Seeds numerous, 

 rarely few ; the embryo curved round mealy albumen. — Her- 

 baceous plants. Stems with tunflid joints. Leaves opposite, 

 entire, without stipules. 



1. DIANTHUS. Linn.—Viiik. 



(From the Greek Zcvj, Ajos, Jupiter, and avOos, a. flower ; the high value eet 

 upon the plants of this genus being such as to render them worthy of being dedi- 

 cated to Deity itself; 



Calyx tubular, 5 -toothed, with 2 — 4 opposite imbricate scales 

 at base. Petals 5, with long claws. Stamens 10. Styles 2. 

 Capsule 1-celled. 



D. Armeria Linn. : flowers in terminal crowded clusters ; scales of the 

 calyx lanceolate, villous, as long as the tube. D. armerloidcs liaf. 



