50 CARYOPHYLLACE^E. (PINK FAMILY.) 



1. S. pubera, Michx. Perennial; stems erect or diffuse, forking, hairy in 

 lines ; leaves oblong, acutish, narrowed at the base, sessile ; petals longer than 

 the sepals. Shady rocks in the upper districts and northward. April and 

 May. Stems 6' - 12' high. Flowers showy. 



2. S. media, Smith. Annual; steins prostrate, forking, pubescent in lines; 

 leaves ovate or oblong, acute, the lower ones petioled ; petals shorter than the 

 sepals. Yards and gardens. March and April. Introduced. 



3. S. prostrata, Baldw. Smooth or nearly so ; stems forking, prostrate ; 

 leaves ovate, acute, all on slender petioles, the lower ones often cordate ; petals 

 twice as long as the sepals ; seeds rough-edged. Damp shades, Georgia, Flor- 

 ida, and westward. March and April. Qj Stems l-2 long. Petiole 

 mostly longer than the limb. 



4. S. uniflora, "Walt. Smooth ; stems erect from a prostrate base ; leaves 

 remote, narrow-linear, sessile; peduncles very long (2' -4'), erect; petals obcor- 

 date, twice as long as the calyx. lliver swamps, South Carolina and North 

 Carolina. May. ? Stems 6' -12' high. Leaves 1' long. Perhaps a 

 species of Alsinc. 



13. CERAlSTIUM, L. MOUSE-EAR. 



Sepals 4 -5. Petals 4 -5, obcordate or 2-cleft. Stamens 10. Styles 4-5. 

 Capsule cylindrical, 8 - 10-toothed, many-seeded. Herbs. Flowers Avhite, soli- 

 tary or cymose, peduncled. 



* Petals not longer than the sepals. 



1. C. VUlgatlim, L. Villous and somewhat clammy ; stems ascending ; 

 leaves oval, remote, the lowest obovatc ; cymes crowded in the bud, spreading in 

 fruit ; sepals lanceolate, acute, as long as the peduncles, and half as long as the 

 slender capsule. Fields, Florida and* northward. April and May. (J) 

 Stems 6' -12' high. 



2. C. viSGOSUm, L. Hairy and clammy ; stems ascending ; leaves lance- 

 oblong, obtuse, the lowest wedge-shaped ; cymes loose in the bud ; sepals oblong- 

 ovate, obtuse, shorter than the peduncles. Fields, Florida and northward. 

 April and May. Flowers and capsules larger than in No. 1. 



* * Petals longer than the sepals. 



3. C. arvense, L. Hairy or downy ; stems numerous, naked above ; leaves 

 narrowly or broadly lanceolate ; cymes rather few-flowered ; petals obcordate, 

 twice as long as the oblong sepals. Rocky or dry soil, chiefly in the upper 

 districts. May and June. 1J. Stems G'- 12' high. Leaves seldom 1' long. 

 Flowers ^' wide. Capsule rather longer than the calyx. 



4. C. nutans, Raf. Clammy-pubescent ; stems tufted, furrowed ; leaves 

 lanceolate ; cymes ample, many-flowered ; petals oblong, emarginate, rather 

 longer than the oblong sepals. Low grounds, North Carolina and Tennessee, 

 and northward. (3) Stems 1 high. Peduncles long. Capsule curved, three 

 times as long as the calyx. 



