28 CAEYOPHYLLACE^. (piNK FAIIILY.) 



row claws; the blade mostly bifid or many-cleft and nsually crowned with 2 scales at 

 tiie base. Stamens 10; styles 3, erect. Capsule dehiscent by 6, rarely 3 teeth. 



1. S. Gallica, L. Hairy; leaves spatulate, 1 to IJ inches long; calyx oblong- 

 cylindric, becoming expanded by the growth of the ovoid capsule; flowers small, rose- 

 colored, in one-sided close racemes; petals entire, slightly twisted. 



2. S. Californica, Durand. Glandular-pubescent; stems 6 inches to 3 ft. high, 

 lax, leafy; flowers large, deep scarlet, few at the ends of the branches; calyx 7 to 10 lines 

 long; petals deeply j)arted with bifid segments, the lobes 2-3- toothed or entire, with 

 often a lateral one. 



3. S. Douglasii, Hook. Stems simple few-flowered; leaves narrowly oblanceolate 

 to linear, an inch or two long; calyx oblong-cylindric, often inflated, 5 to 7 lines long; 

 petals rose-color or nearly white; 8 to 10 lines long, bifid with broad obtuse lobes; claw 

 broadly auricled; cai)sule oblong-ovate, long stiped. 



2. CERASTIUM, L. Mouse-ear Chickweed. 



Sepals 5. Petals 5, emarginate or bifid. Stamens 10. Styles 5, rarely less. The 

 curved capsule dehiscing by twice as many teeth as there are styles. Flowers white. 



1. C. pilosum, Ledeb. Erect, rather stout, more or less densely pilose; leaves 

 oblong-lanceolate, h to an inch or more long, acute, almost sheathing at the base; flowers 

 from h to 1 inch in diameter. 



C. AKVEKSE, L., has downy acute leaves. 



C. \"UL.GAXUii, L., has ovate or obovate obtuse leaves; flowers clustered. 



3. STSLLARIA, L. Chickweed. 



Sepals 5, rarely 4. Petals as many, 2-cleft. Stamens 10, or fewer by abortion. Low 

 herbs with minute white flowers and 4-angled stems. 



1. S. media, L. Weak and spreading, rooting at the lower joints; the ovate leaves 

 less than an inch long on hairy petioles, or the iipper ones sessile; stamens 3 to 10. 



Introduced from Europe. 



2. S. nitens. Nutt. , has small sessile lanceolate leaves and narrow shining sepals 

 surpassing the minute petals. 



3. S. littoraiis, Torr., is rather a stout hairy plant, with ovate leaves; flowers in 

 a terminal cyme. May be found on the sea-shore. 



4. ARENARIA, L. Sandwort. 



Distinguished chiefly from Stcllaria by the entire petals and usually by the tuftec" 

 stems and subulate rigid leaves. In our species the 3 valves of the capsule are entire; 

 bracts foliaceous. 



1. A. Douglasii, Torr. k Gr. Slender, much branched, 3 to 6 inches high; lea\'es 



