Obdbr 21.— CARTOPHYIiACE^. 257 



less ; stamens 10 ; styles 5 ; capsule 1-celled, opening at the top by 5 



teeth. — Q). and @. Erect, hairy, dichotomous. 



A Githago. A- well known, handsome weed, growing in fields of wheat or 

 other grains, and of a pale green color. St. 2 to 3f high, forked above. Lvs. 

 linear, long (3 to 5'), fringed with long hairs. Fls. few, large, of a dull purple, on 

 long, naked stalks. Sds. roundish, angular, purplish-black, injurious to the white- 

 ness of the flour. Jl. § Eur. 



5. LYCHNIS, L. (Gr. Au^vof, a lamp; some cottony species having 

 been used as lamp-wick.) Calyx braCtless, tnbular, oblong or ovoid, 

 limb of 5 short lobes, persistent ; petals 5, entira or cleft, mostly 

 crowned ; stamens 10 ; styles 5 ; capsule more or less 5-celled at base, 

 opening by 5 to 10 teeth. — Handsome perennials, cultivated. 



$ Fls. perfect, — PetaU entire or 2-paTt6(l Hos. 1, 2 



— Petals laclniate, or4-pIirted Nos. 8,4 



§ Flowera dioceious. Petals S-lobed Nos. 6, C 



1 L. ooron^rla DO. Mullein Pink. Rose Campion. Villous; st. di- 

 - ohotomous ; ped. long, 1-flowered ; cal. campanulate, veined ; pet. broad, entire, — 



Native of Italy. Whole plant covered with dense wool. St. 2f high. Fla. 

 purple, large. Varieties are white-flowered, red double-flowered, etc. f . 



2 L. Cbalced6nioa L. Scarlet Ltohnis or Sweet Williast. Smoothish ; 

 fis. fasciculate ; cat cylindric, davate, ribbed ; pet. 2-lobed. — A fine garden flower, 

 native of Russia. St. 1 to 2f high, with dark green, ovate-lanceolate, acuminate 

 lvs., and large, terminal, convex, dense fascicles of deep-scarlet flowers. It has 

 varieties of white fls. and also with double. Jn., Jl. f. 



3 L. FlosciiouU L. Ragsbd Robin. Smoothish ; st. ascending, dichotomoos 

 at summit; fls. fascicled ; caL campanulate, 10-ribbed; pet. in 4 deep, linear seg- 

 ments. — Native of Europe. St. 1 to 2f high, rough angled, viscid above. Lvs. 

 lanceolate, smooth. Fls. pink, very beautiful, with a brown, angular, smooth 

 calyx. Caps, roundish, 1-oelled. Jl, Sept. f 



4 L. coron^ta L. Chinese Lychnis. Smooth ; fls. terminal and axillary, 1 to 

 3 ; cal. rounded, clavate, ribbed ; pet. laciniate. — Native of China. St. 1 to 2f 

 high. Petals of lively red, remarkable for their largo size. There are varieties 

 with double red and double white flowers, f . 



5 L. diiirna L. St. dichotomoua-paniculate ; fls. J S ; petals half-bifid, lobes 

 narrow, diverging ; caps, ovoid-globous. — Natjve of Britain, almost naturalized. 

 Sts. about 2f high, pubescent Lvs. 1 to 3' long, elliptic-ovate, acute. Fls. light- 

 purple, middle size. 



6 L. dioica L. Dioecious; st' diehotomous-paniculate ; p«(afa half-bifid, the 

 hbes broad, approximating ; caps, conical. — Hardy at the South. St 2f high, 

 hoary-pubescent. Lvs. lance-ovate, acuminate, 1 to 2' long. Fls. white, middle- 

 size. Jn. — Aug. f Eur. 



6. CERASTIUM, L. Mouse-ear Chick-weed. (Gr. icepag, a horn ; 

 from the resemblance of the capsule of some of the species.) Calyx of 

 6, ovate, acute sepals ; corolla of 5, bifid petals ; stamens 10, some- 

 times 5 or 4, the alternate ones shorter ; styles 5 ; capsules cylindri- 

 cal or roundish, elongated, opening at the apex by 10 teeth ; seeds 

 numerous. — Fls. cymous, white. 



S Petals about as long as the calyx Nos, 1, 2 



§ Petals much longer than the calyx Nos, &— 



1 C. VTilgatum L. Hairy, pale green, caespitous ; lvs. attenuated at base, ovale 

 or obovate, obtuse ; fls. in subcapitate clusters; sep. when young, longer than the 

 pedicels. — (J) Fields and waste g;rounds. Can. and U. S., flowermg all summer. 

 St 6 to 12' long, ascending, mostly forked. Lvs. 5 to 8" by 3 to 5", mostly very 

 obtuse, lower ones tapering to the base. Fls. in dense, terminal clusters, the 

 terminal (central) one sohtary, always the oldest Seps. mostly green, a little 

 shorter than the corolla. Petals white, appearing in 10 segments. 



17 



