450 DECANDRIA. TRIGYNIA. cccubaluSo 



2 — 3 feet high, simple, terete, swollen at the joints. Leaves 

 in remote whorls, sessile, spreading, much acuminate, indis- 

 tinctly nerved. Flowers in a tenninal panicle, subverticillatCi 

 Calyx subcampanulate, not reticulate ; segments acuminate, 

 mucronate. Petals white ; claws as long as the calyx ; limb 

 lacerately fimbriate. Stamens as long as the corolla. Cajisule 

 round-ovate, smooth, opening at the summit. Seeds dark 

 brown, reniform, transversely rugose. 

 Hab. In dry woods and on the sides of hills ; not rare. July—" 

 August. 



303. SiLEKi:. L 



Catyx 1 -leaved, tubular or conic, 5-toothed. Petals 

 5, unguiculate, mosdy crowned at the orifice. Cap- 

 sule 3-celled, 6-toothcd, many-seeded. Gen. pi. 772. 

 Nil 1 1. Gen. I. p. 289. Ju s s. p. 302. Lam. Ill 

 \, 377. f. 2. Nat. Ord. CARYOPHYLLEyE Juss. 



Catch-Jiy, 



1. S. pennsyhanka Mich.: viscidly pubescent ; radi- 

 cal leaves cuneate ; slem leaves lanceolate ; panitles tricho- 

 tomous ; petals very obtuse, slightly emarginate, subcrenate, 

 j»/ ic A. /^/. I. p. 272. Pwrs/i i^/. I. p. 316. Big.Bost: 

 p. 110. Elliott Sk. I. ^. b\5. S.virginicaL.? Willd. 

 Spec. II. p. 702. excl. syn. P luk. S. caroliniana Walt. 

 Car. p. 142. 



Root large, fusiform, branched, perennial. Stems numerous, 

 cespitose, 8 — 12 inches high. Radical leaves numerous, 3 — 4 

 inches long, obcuneate-lanceolate, acute; stem leaves few, 

 opposite, linear-lanceolate. Flowers in terminal trichotomous 

 panicles. Calyx slightly veMricose above, purplish, very vis- 

 cid ; border of 5 erect obtuse teeth. Fe/c/* bright purple j 

 claws as long as the calyx, with a 2-lobed appendage on the 

 inside at the summit, forming the crown ; limb expanding, 

 obovate. Stamens longer than the calyx ; ^/awenrs slender; 

 5 of them inserted h)to the base of the petals ; the others al- 

 ternating with them. Germen stipitate, oblong, obtuse. Styles 

 filiform. Capsule cylindrical-oblong. 



Hab. On rocks and in dry sandy woods. May — June. Wild-pin k\ 



2, S. virginica M i c h. : erect or decumbent, viscidly- 

 pubescent ; leaves oblong-lanceolate, scabrous on the mar- 

 p;in ; panicle dichotomous ; petals bifid ; stamens exserted. 

 Mich. Fl.l.p.^Ti. PwrsA F/. I. p. 316. Elliott 

 Sk^]. p. 316. S. Catcsbxi Walt. Car. p. 141. Willd, 

 Spec. H- p. 706, Catesb. Car. II. t. 64. P luk. Ainu 

 t. 203. f. 1 . 



