DICOTYLKUONS. 91 



V. SOPHIA. 



Annual or perennial; stem erect, slender, branching, 

 pubescent ; leaves twice pinnatifid or dissected ; flowers in 

 terminal racemes, small, yellow, racemes becoming elongated 

 at maturity ; silique linear or linear-oblong, terete or angled, 

 seeds oval, in 1 or 2 rows in each cell. 



S. PiNNATA (Walt.) Britt. Hedge Mustard. Annual ; stem 

 erect, branched, pale canescent or hoary, 12-24 in. tall; leaves 

 oblong, twice pinnatifid into narrow, toothed segments; pedicels 

 slender, spreading, about ^ in. long; flowers small, pale; silique 

 horizontal or ascending, about half the length of the pedicel, seeds 

 in 2 rows in each cell. March- April, Common in waste places. 



VI. KONIGA. 



Perennial, though usually growing as an annual ; stems 

 branching, diffuse, branches slender ; leaves small, entire, 

 pubescent witli forked hairs ; flowers small, white, in numer- 

 ous terminal racemes ; petals obovate, entire, twice as long 

 as the sepals ; fllaments enlarged below ; silicle orbicular, 

 compressed, seeds 1 in each cell. 



K. MARiTiMA (L.) R. Rr. Sweet Alyssum. Stem weak, dif- 

 fuse, ascending, minutely pubescent ; lower leaves narrowed into a 

 petiole, the upper sessile ; racemes erect, many-flowere*! ; flowers 

 fragrant, pedicels ascending;; silicle often pointed. Common in 

 cultivation and often spontaneous. 



VII. HESPERIS. 



Biennial or perennial ; stems erect, branched, })ubescent 

 with forked hairs; leaves scddom divided; flowers sliowy, in 

 terminal racemes; stigma 2-lob('(l ; fruit. :i long, cylindrical 

 silique. 



n. :m ATitoNAi.is F.. Dame's \ini.i r. Stem l»ran(he«l above, 

 ■_' '■'> ft. hii;h ; leaves laiieeol.ite or ovate-hmceolate, acute or acumi- 

 nate, denticulate with Jiiinute t<'elh, pubescent on both sides, the 

 lower lon<;-petioled and sometimes divided, the uj)iv'r short -petioled 

 or sessile: tl(»wers white (.r colored, frai^rant. •» I in. wide: j.etals 



