Convohmlaceae of Indiana 277 



Yuncker in 1920) ; Shelby Co. (Mrs. Deam 11,580) ; Spencer Co. (Deam 

 37,^87) ; Tippecanoe Co. (Dorner in 1900) ; Warrick Co. (Deam 

 ■J7,661); Wells Co. (Deam in 1897 and in 1903). 



5. IPOMOEA LACUNOSA. 



Figs. 9-12. 



Ipomoea lacunosa L., Sp. PI. 161. 1753. 



Plants smooth or hairy; leaves entire, or, more commonly, lobed or 

 angled; flowers white or sometimes pink, red or purplish; sepals pointed 

 and bristly hairy, chiefly along the margin; peduncles mostly shorter 

 than the petioles, one to several flowered. 



Common in cultivated fields, along river banks and low ground. 



Specimens examined: — Clark Co. (Deam 5,.ii-i2; 7,157 ; 12,095) ; Clay 

 Co. (Deam 37,781); Floyd Co. (Deam H,009) ; Gibson Co. (Deam 

 9,934) ; Greene Co. (Deam 37,751; 37,9^7) ; Jackson Co. (Deam 38,063) ; 

 Jefferson Co. (Coulter in 1876; Deam 18,849) ; Knox Co. (Deam 32,934) ; 

 Owen Co. (Mrs. Deam 10,204 in part with Convolvulus sepium) ; Perry 

 Co. (Deam 33,223; 33,224; 37,344); Posey Co. (Deam 22,337); Putnam 

 Co. (Grimes 251; Yuncker in 1920); Spencer Co. (Deam 37,491); Sul- 

 livan Co. (Deam 18,2(i3) ; Warrick Co. (Deam 37,660) ; Washington 

 Co. (Deam 18,978). 



6. Convolvulus spithamaeus. 

 Figs. 31-16. 



Ccnvolvulus spithamaeus L., Sp. PI. 158. 1753. 



Plants pubescent, usually not more than one foot high, erect, 

 infrequently showing a tendency to twine; petioles mostly not more 

 than one-fourth the length of the blade, in rare specimens slightly 

 longer; peduncles exceeding the petioles; bracts mostly oval or, rarely 

 cordate. 



In dry soil on hillsides, river banks, etc. 



Specimens examined: — Clarke Co. (Deam 6,481; 6,581); Harrison 

 Co. (Deam 23,399) ; Noble Co. (Deam 6,776) ; Porter Co. (Deam 

 20,060) ; Steuben Co. (Deam in 1904) ; Tippecanoe Co. (Deam in 1901) ; 

 Wells Co. (Deam in 1899) ; Whitley Co. (Deam 23,707). 



7. Convolvulus japonicus. 

 Fig. 17. 



Convolvulus japonicus Thunb., Fl. Jap. 85. 1784. 



Plants hairy; petioles much shorter than the blade; peduncles longer 

 than the petioles; flowers double. 



In moist, waste places. Rare. 



Specimens examined: — Putnam Co. (Yuncker 1,352); Tipton Co. 

 (Grimes 942). 



