FLOWERING PLANTS AND FERNS OF INDIANA. 763 



CAPNOIDES Adans. 



C. sempervirens (L.) Borck. Pink Corydalis. 

 Corydalis glauca Pursh.) 

 A northern form which is found only in our extreme northern 

 counties. It is there found on sand ridges relatively near the 

 beach, being one of the alpine members of the flora of the dune 

 region. 



Flowers from May until September. 

 Lake (Hill); Porter (Cowles). 



C. flavulum (Raf.) Kuntze. Pale Corydalis. 

 ( Corydalis flavula Raf. ) 

 Quite frequent, especially in the southern part of the State. 

 It grows in rich woods, thriving best in soils with considerable 

 admixtures of sand. 



Flowering season, from April until June. 

 Cass (Hessler); Jefferson (Barnes); Putnam (MacDougal); 

 Clark (Baird and Taylor); Dearborn (Collins); Franklin 

 (Meyncke); Gibson and Posey (Schneck); Vigo (Blatchley). 



C. aureum • Willd.) Kuntze. Golden Corydalis. 

 (Corydalis aurea Willd.) 

 Reported only from the "Knob" regions in southern Indiana. 

 Xeither common nor of wide distribution. 

 Flowering in April and May. 

 Floyd (Clapp). 



FUMARIA L. 



F. officinalis L. Hedge Fumitory. 



Occasionally found in the eastern counties of the State in dry, 

 coarse soil in waste places. Probably migrant. 



Flowering specimens collected July 3d. 

 Wayne (Phinney); Franklin (Meyncke). 



CRUCIFER.E Mustard Family. 



LEPIDIUM L. 



L. Vibginicum L. Wild Pepper grass. Canary-grass. 



Probably found in every county in the State. It occurs abund- 

 antly along streets and roadsides and at times becomes a very an- 

 noying weed in lawns and dooryards. Its size and general habit 



