328 The Ohio Journal of Science [Vol. XVII, No. 8, 



Indigenous in damp woods. Blooms later than D. laciniata 

 and the whole plant soon disappears. Auglaize, Belmont, 

 Clermont, Hocking, Vinton. 



4. Dentaria laciniata Muhl. Cutleaf Toothwort. Stem 

 glabrous or slightly pubescent, 8-15 in. high, from a deep, 

 jointed rootstock; stem-leaves 3, whorled, petioled, 2-5 in. 

 broad, 3-cleft, the lateral divisions often 2-cleft, all laciniate; 

 basal leaves similar, long-petioled, appearing after flowering 

 time; flowers white or purplish; pods linear, ascending. 



Indigenous in woods, blooming earlier than D. diphylla. 

 General and abundant. 



5. Dentaria multifida Muhl. Multifid Toothwort. Stem 

 slender, scapose, glabrous; rootstocks continuous; basal leaves 

 long-petioled, about 2 in. broad, ternate, segments linear, 

 bipinnatifid ; stem-leaves similar, but smaller; petals white, 

 nearly twice as long as the sepals; pods slender, ascending, long- 

 beaked. 



In rocky woods in North Carolina to Tennessee and Ala- 

 bama. Hamilton County. 



29. Lunaria (Tourn.) L. Honesty. 



Annual or biennial erect pubescent herbs, with broad dentate 

 cordate leaves and large purple flowers in racemes. Lateral 

 sepals saccate at the base. Silicles stalked, flat, elliptic or 

 oblong, dehiscent. Septum hyaline, silvery. Seeds large, cir- 

 cular, winged, in 2 rows in each cavity. 



1. Lunaria annua L. Honesty. Stems stout, branching, 

 2-4 ft. tall; earliest leaves opposite, broadly cordate, dentate, 

 3-6 in. long, petioled, later leaves alternate; flowers large, purple; 

 pods 1^-2 in. broad, elliptic, drooping on a slender stipe. A 

 European garden flower, cultivated for its shining septum. 



Escaped from gardens or persisting after cultivation. No 

 specimens. Belmont County (Laughlin Herbarium). 



30. Sinapis L. Mustard. 

 Annual erect, more or less hispid herbs, with lobed leaves 

 and large yellow flowers in racemes. Siliques terete, constricted 

 between the seeds and tipped with a long flat beak. Seeds 

 large, spherical, light-colored, in 1 row in each cavity. 



1. Leaves h^ratc; pods hispid-pubescent. S.alha. 

 1. Leaves slightly lobed; pods glabrous. S.arvensis. 



