234 FLOWERS OF FIELD, HILL, AND SWAMP 



g. Corn-cockle 



Lychnis Githago (a liglit or lamp). — Family, Pink. Color, 

 deep crimson. Leaves, long and narrow. Time, summer. 



Calyx of 5 long, slender, leaf-like divisions, longer than the 

 petals. Corolla, 5 broad petals. Stamens, 10. Pistil, i. 

 Styles, 5. I to 3 feet high. 



In England this attendant upon wheat fields is considered a 

 nuisance. If its black seeds become mingled with the wheat 

 grains to any extent they are unwholesome. But the flower, al- 

 though established here, is not yet common enough to be trouble- 

 some. The plant is softly hairy, and rather plebeian -looking. 

 The flowers have long stems. 



10, Evening Lychnis 



L. vespertina is white or pink, its flowers opening at night. 

 Its leaves are long and narrow, opposite; its calyx teeth are 

 short, the foliage, stem, etc., being sticky and softly hairy. 

 Not common, i to 2 feet high. 



II. Red Lychnis 



Z. diurna has red flowers, opening by day. Calyx teeth 

 very short, not so viscid as the former. All these are imported 

 plants, found as weeds in cultivated or waste grounds, i to 2 

 feet high. 



12. Thyme-leaved Sandwort 



Arenaria serpyllifblia. — Family, Pink. Color, white. 

 Leaves, opposite, small, pointed. Time, summer. 



Sepals, 5. Petals, 5. Stamens, 10, Styles, 3. The pod, 

 when rjpe, splits into 3 and then into 6 pieces. 



This is a common little dooryard plant, much branched and 

 leafy. Flowers quite small, in loose, irregular cymes. 



13. Common Chickweed 

 Stellaria media (stella, a star, from the star-shaped flow- 



