Order 21.— PINKWORTS. 177 



2. SILE'NE. Catch-fly. Campion. 



Calyx tubular, swelling, without scales at base, 5-toothed. Petals 5, 

 2 cleft, the claws oft^n crowned with a stiff scale. Stamens 10. Stylea 

 3. Capsule partly 3-celled, opening by 6 teeth at top. (Fig. 116.) 



* Petals many-cleft and fringed. Fls. white or roseate, large. Perennial 1-3 



* Petals bifid or entire, not fringed a 



a Calyx inflated and netted with veins. Perennial 4, 5 



a Calyx close upon the pod, not inflated b 



b Flowers spicate, alternate. Annual ... .6, 7 

 b Flowers not spicate, . . .c 



c Petals white, closed in sunshine.... 8, 9 



c Petals red, purple, &c.,— (d) bifid 10, 11 



—(d) entire 12-15 



1 S. stella'ta. Wkoi'led 0. Lvs. in 4's. Calyx inflated. Fls. white, many. Juli/. 



2 S. ova'ta. Ovate C. Leaves opposite. Calyx not inflated. Flowers wliite. S. 



8 S. Baldwin'ii. Baldwin^s C. Lvs. opposite, obovate. Fls. very large, roseate. S. 



4 S. infla'ta. Bladder G. Petals not crowned. Flowers few, white. 



5 S. nivea. Snowy 0. Petals with a little crown. Flowers many, white. 



6 S. qmnquevul''nera. Variegated 0. Woolly. Petals entire, red, white-edged. S. 



7 S. noctur'na. Spiked G. Downy. Petals narrow, 2-parted, greenish-white. 



8 S. Antirrhi^na. Snapdragon G. Sticky in spots. Calyx egg-shaped, 



9 S. noctiflo^ra. Night G. Viscid-downy. Calyx cylindric. Petals 2-parted. 



10 S. Virgin'ica. Virginian G. Leaves spatulate. Fls. large (2^), crimson, M. S. 



11 S, rotundifo'lia. Round-lea'oed G. Leaves round, large. Fls. large, scarlet. W. 



12 S. Pennsylvan'ica. Perennial. Petals rose-purple, toothed at end. 



13 S. re'gia. Eoyal G. Perennial. Petals scarlet, entire, oblanceolate. 



14 S. Arme'ria, Garden G. Annual. Stem sticky in spots. Flowers rose-p. \ 



15 S. acau'lis. Stemless G. Annual. Scape 2' high, 1-flowered. Mountains. 



3. LYCH'NIS. Cockle. Rose Campion. 



Calyx tubular, 5-toothed, without scales at base. Petals 5, clawed. 

 Stamens 10. Styles 5. Capsule 1 -celled, or 5-celled at the base, opening 

 at the top by 5 or 10 teeth. Petals sometimes crowned. 



* Petals broad, entire. Plants very hairy 1,2 



* Petals 2-cleft, crowned with 2 scales at top of claw. . . .3, 4 



* Petals gashed or 4-cleft. Plants nearly smooth 5, 6 



1 L. Gritha'go. Gochle. Sepals longer than tlie crownless, purple petals. 



2 L, Corona'ria. MuUeinPink. Sepals shorter than the stiflf-crowned petals, t 



3 L. Chalcedon'ica. Sweet William. Fls. scarlet, in a crowded, compound cyme, t 



4 L. diu'rna. Diurnal L. Flowers light purple, in an open, loose cyme, t 



(See Fig. 406.) 



a* 



