56 



CARYOPHYLLACEAE (PINK FAMILY) 



are styles, few to many-seeded. (Name from arena, sand, in which 

 many of the species grow.) 



A. lateriflora, Sandwort. 



Arenaria; a, A. laterifoKa, Sandwort; 6, A 

 serpyllifolia, Sandwort. 



Seeds few. Perennials with broadish 

 leaves. Sparingly branched, 

 minutely pubescent, leaves 

 ovate, 1-2 cm. long. Pe- 

 duncles 2-flowered. May 

 and June. . 



A. serpyllifolia, S a n d - 

 wort. Seeds many. Leaves 

 roughish-pubescent. The 

 plant 5-iS cm. high. Leaves 

 ovate, small, and acute. 

 Sandy or rocky soil. June- 

 August. 



STELLARIA 



Herbs with solitary clustered white flowers. Sepals 4 or 5 and 

 separate, petals 4 or 5 and deeply 2-cleft. Stamens 3— 10. Styles 

 3. (Name from jfeZZa, 

 a star, in allusion to 

 the star-?haped flow- 

 ers.) 



• S. media, Chick- 

 weed. Stems weak and 

 spreading. Leaves ovate 

 or oblong, the lower 

 on hairy petioles. The 

 petals shorter than the 

 sepals. Annual or nearly so. 

 Europe. 



Stellaria media, Chickweed, flowering shoot and 

 single flower- enlarged; b, Cerastium vulgatum, 

 Mouse-ear chickweed. 



A common weed. Introduced from 



CERASTIUM 



Sepals 5, rarely 4. Petals many or 2-lobed, rarely entire, often 

 wanting in some of the flowers. Stamens 10 or fewer. Stamens 

 mostly 5, opposite the sepals. The pod often curved, many-seeded. 

 Seeds rough. (Name from keras, a horn, alluding to the shape of 

 the pod.) 



