384 CAKYOI'HYLLACEAE (PINK FAMILY) 



reduced or wanting) a little longer than the calyx ; pod* nodding on the stalks, 

 curved upward, nearly or quite thrice the lenyth of the calyx. (C. longe pednn- 

 culatum Muhl., as nomen subnudum.*) Moist rich soil, " N. S."; and Vt. to 

 Athabasca, southw. and westw. May-July. 



7. HOL6STEUM [Dill.] L. JAGGED CHICKWEED 



Sepals 5. Petals 5, usually jagged or denticulate at the point. Stamens 3-5, 

 rarely 10. Styles mostly 3. Pod ovoid, 1-celled, many-seeded, opening at the 

 top by 6 teeth. Seeds rough, flattened on the back, attached by the inner face. 

 Annuals or biennials, with several (white) flowers in an umbel borne on a 

 long terminal peduncle. (Name from oXforeov, a word used by Dioscorides for 

 some unknown plant. ) 



1. H. UMBELLATUM L. Leaves oblong ; peduncle and upper part of the stem 

 glandular-pubescent ; pedicels reflexed after flowering. Roadsides, fields, etc., 

 N. J. and Pa. to Ga. Apr., May. (Nat. from Eu.) 



8. AGROSTEMMA L. CORN COCKLE 



Calyx ovoid, with 10 strong ribs ; the elongated teeth (in ours 2-3 cm. long) 

 exceeding the 5 large unappendaged petals. Stamens 10. Capsule 1-celled. 

 Leaves linear. Tall silky annual or biennial. (Name from ayp6s, field, and 

 ffrtpfjia, crown.} 



1. A. GITHAGO L. Flowers 2.5-4 cm. in diameter ; petals purplish -red, paler 

 toward the claw and spotted with black. (Lychnis Scop.) Grainfields, and 

 less frequently by roadsides. (Introd. from Eu.) Seeds poisonous. 



9. LYCHNIS [Tourn.] L. CAMPION 



Styles 5, rarely 4, and pod opening by as many or twice as many teeth ; 

 otherwise nearly as in Silene. (Ancient Greek name for a scarlet or flame- 

 colored species, from \^x^os, a light or lamp.) 



* Calyx-teeth twisted; petals large; plant white-woolly. 



1. L. CORONARIA (L.) Desr. (MULLEIN PINK.) Stem 4-0 dm. high ; leaves 

 oval or oblong ; petals crimson. Showy plant, often cultivated and now locally 

 established, Me. to N. Y. and Mich. (Introd. from Eu.) 



* * Calyx-teeth not twisted; petals showy, much exserted; plant green. 

 -- Flowers perfect. 



2. L. FLOs-cfrcuLi L. (RAGGED ROBIN.) Perennial, erect, slightly downy 

 below, viscid above ; leaves narrowly lanceolate ; flowers in loose pcnn'clca ; cah x 

 short, glabrous; petals red, 4-lobed, lobes linear. Moist or marshy places, 

 and in waste land, N. B. to N. J. and Pa. Often cultivated. (Introd. from Eu.) 



3. L. CHALCEDONICA L. (SCARLET LYCHNIS.) Stout erect perennial with 

 ovate leaves and hemispherical clusters of scarlet flowers ; /><'t<i/s hi fid. Culti- 

 vated, and locally escaped in the Northern States. (Introd. from Japan.) 



*- - Flowers dioecious or polygamous. 



4. L. DiofcA L. (KKD C.) Leaves ovate to lance-oblong; flowers red to 

 ran-ly white, inodorous, diurnal; cahjx-tct'th triangular-lanceolate, acute; 

 capsule globose with a wide mouth at dehiscence. (L. dinnm Sibth.) Waste 

 grounds and roadsides, common, especially eastw. (Adv. from Eurasia.) 



r>. L. AI.IIA Mill. (WmTS C.) Similiar in foliage; flowers white or pink, 

 fragrant, opening in the evening; calyx-teeth longer, attenuate; capsule ovoid- 

 conical, narrow-mouthed at dehiscence. (L. vexpcrtina Sibth.) Same situ- 

 ations, but less common. (Adv. from Old World. ) Resembles Silene n<>rt(rtr<i 



but has 5 styles. 



/ nv+-<s\. 



