SiLENE. CARYOPHYLLACE^. 189 



8. C. rigidum (Ledtb.): hirsute; sttm errct. sin^ple below, dirhoto- 

 mou; toward? the summit ; leaves oblon;^, acute ; peduncles elongated; se- 

 pals lanceolate, acute ; petals bifid, longer than the sepals ; capsule oblong, 

 smooth, more than twice the length of the calyx. DC. — '" I^cdfb. in viem. 

 ocad. St. Petersb. 5. p. 538; DC. prodr. 1. p. 420; Cham. & Schlecht. 

 I. c. p. 62. 



Unalaschka, Chamiiiso. — Hirsute with spreading hairs, near 2 feet high. 

 DC. — Chamisso describes a variety smaller in all its parts. 



y- 9. C. nutans (Rat.): viscid and pubescent; stems erect, weak, branching 

 from the base, sulcate-striate; intemodes finally mnch longer than ihe leaves; 

 leaves lanceolate or oblong-lanceolate, the lowermost oblong--patulale, acute ; 

 cym:- much elongated, divaricate, many-flowered, with long filiform pedicels ; 

 petah oblong, bifid at (he apex, exceeding the oblong sepals; capsule cylin- 

 drical, incurved, three times the length of the calyx. — Raf. prec. decmiv. p. 

 36; To/T. .' fi.l. p. 459 (excl. syn. C. pubescens) ; DC. prodr. 1. ;;. 420 ; 

 Hnok. I. C.J Darling.', fl. Cent. ed. 2. p. 280. C. longipedunculatum, AhiJd. 

 cat. p. 47. C. glutino;um. NiUl. gen. 1. /;. 291. 



Low moiu grounds, Hudson's Bay to Louisiana! and west to Oregon. — 

 (J) Stem 8-10, often 14, inches high, very viscid and arachoid-toraentose 

 wh?n young. L?aves pale green, the earliest small, at length 1-2 inches 

 long.— Variable in size; beginning to flower Avhen not more than 2 or 3 

 inches high. 



X Doubtful species. 



10. C. bracteatum(Roif.): pubescent; stem Avcak, terete ; leave? oblong, 

 slightly mucronate; flowers erect, dicholomous, bracteate ; bracts ovate, 

 acute; petals about the length of t!ie calyx; capsules nerveless, erect. Baf. 

 pre", dccouc. p. 36 ; DC. prodr. 1. p. 420. 



Pennsylvania, Rajinesque. 



Tribe II. SILENEiE. DC. 



Sepals united into a cylindrical tube. Petals ungulculate, inserted 

 with the stamens upon the stipe of the ovary. 



8. SILENE. Linii. ; Otth, in DC. prodr. I. p. 367. 



Calyx tubular, without scabs at the base, 5-toothcd. Petals 5, with slen- 

 ■der claws, which are crowned with scales at the summit ; limb 2-cleft. Sta- 

 mens 10. Styles 3. Capsule 3-celled at the base, opening at the top by 6 

 teeth. 



§ 1. Cespitose: stem^ scarcely any : calyx slightly inflated: peduncles 

 1-Jlowerei. — Nanosilene, Olth. 



1. S. acaulii (Linn.): densely caespitose; haves linear, ciliate at the 

 hx,? ; p 'duacles short ; calvx campanulate ; petals (purple) obcordate, crown- 

 ed ; flowers dioesi jus by abortion.— 5oL mag. t. 1081 ; Pursh, f. 1. p. 316 ; 

 Hook.! ft. Bor.-Am. l.'p. S7. 



Arctic America! to Rocky Mountain^, lat. 40\ Dr. .lames! White Hills, 

 New Hampshire, Mr. Oakes !—li Plant 1-3 inches high. 



§ 2. Flowers solitary or in paniculate cymes: calyx (except in S. ovata) 

 vesicular^ £n/Zafe(2.-*Bebenantka, Otth. 



