192 CARYOPHYLLACEiE. Silene, 



short, tinged with purple. Petals white or tinged with purple, inconspicu- 

 ous. Seeds minutely papillose. 



§ 6. Flowers in sovieuhat panicled CT/mes, or solitary : pedicels cjpcsitey 

 short: calyx tubular. — Siphonomorpha, Otth. 



~f-'12. S. nocti flora (hinn.): viscid-pubescent; stem erect, branching; lower 

 leaves spatulate, the upper ones linear ; calyx cylindrical-ventricose, the al- 

 t?rnate striae veined; teeth very long, subulate; petals 2-parted. — DC. 

 prodr. 1. /;. 379; Eng. hot. t. 291 ; Cuvrtn.fr. t. 130. 



In cuhivated places, Northern States ! Introduced from Europe. — Flow- 

 ers rather large, expanding only in the evening or in cloudy weather: petals 

 white or pale rose-color. 



13. S.mxiUicav.h; {^\xtt\ mss.) : " minutely'] ubescent ; sttms numerous, 

 erect, rigid ; leaves linear-oblanceolate, rather acute ; flowers few, en s-horlith 

 peduncles; calyx ovate-cylindrical, slightly ir.fiatcd, IC-striate. -VAiih cbtuse 

 teeth ; petal? bifid. 



" Woods from the west side of the Rocky Mountains to the Pacific. — Ij! 

 Stems about a foot high, not viscid. Root [rhizoma] stout. Upper leaves 

 very small. Flowers in threes, pale red. Calyx subclavate in fruit. Seeds 

 brown, margined with a scaly crest." Nutt. 



—j^ 14. 5". Pennsylvanica (Michx.) : viscidlv pubescent ; stems numerous 

 from the same root; leaves lanceolate, acute, the radical ones fpatulate-ob- 

 lanceolate ; cyme several -iiowered ; petals obovate, very obtuse, crostly 

 crenulate-fraarginate — Mich.r. ! f. \. p. 272; Ell. sk. \.p. 516 ; JJC.prcdr. 

 1. p. 380. S. Caroliniana. Walt. Car. p. U21 S. Virginica, Willd.sp.2. 

 p. 702 ? S. platypetala, Otth, in DC. I. c. p. 383. 



Dry rocky places, Canada? to Georgia! and west to Kentucky! April- 

 June. — H Rout fusiform. Stems 8-12 inches high, often declined at the 

 base. Leaves generally more or less acute; the radical ones attenuate into 

 petioles. Calyx clavate, at length ventricose above, very viscid. Petals 

 light purple (sometimes rose-color or Avhite, Ell.)^ crowned. 



-/■• 15. S. Virginica {Umx)..) : viscidly pubescent; stem simple; radical leaves 

 spatulate, with ciliate petioles; cauline ones oblong-lanceolate; cyme se- 

 veral-flowered; petals bifid; stamens exserted. — Linn. syst. 2. p. 311?; 

 Mich.v.! fl. 1. p. 272 (in part); Ell. sk. 1. p. 516; DC. I. c. S. Cateshaji, 

 Walt. Car. p. 142 ; DC. I. c. 



a. Stem often declined at the base ; radical leaves obtuse or abruptly acute,, 

 those of the barren shoots ample, on long petioles; cyme spreading, ofttn 

 with lateral branches from the axils of the upper leaves. 



0. smaller ; stem erect ; leaves mostly obtuse, margins unc'ulate ; the hasc^ 

 of the radical ones and the lower part of the stem more or less tomentose y 

 peduncles nearly erect. — S. Caroliniana, Walt. I. c.7 



Upper Canada {Hooker) and Ohio ! to Georgia ! and west to the Missis- 

 sippi. June-July. — H Root horizontal. Stem 1-2 feet high. Upper 

 leaves very short. Flowers very large. Calyx campanulate-cyiindrical, aU 

 hngth rather ventricose. Petals crimson, slightly, or mostly deeply, 2-cleft,, 

 the lobes sometimes toothed. — Our two varieties pass into lach other insen- 

 sibly ; but the first we receive exclusively from the Western States; the- 

 second we have only received from Georgia. 



16. <S. rotundifnlia CNuU.): pubescent; stem Aveak, decumbent, branch- 

 ing ; leaves membranaceous, roundish-oval, abruptly and slightly acuminate ; 

 the lower ones obovate, attenuate at the base; flowers subsolitary ; petals 

 bifid, with the lobes toothed or incised. — Nutt. ! gen. 1. p. 288 ; DC. prodr. 

 1. p, 233. S. Virginica, var. leaves broadly oval, Michx. I. c. 



