88 
Cheney and True—Flora of Madison and Vicinity. 
Symphytum, Tourn. Comfrey. 
399. *S. officinale, L. Common comfrey. 
Persisting about the U. W. farm where it was cul¬ 
tivated as a forage plant. 
CONVOLVUL ACEiE. (CONVOLVULUS FAMILY.) 
Ipomea, L. Morning glory. 
400. I. purpurea, Linn. Common morning glory. 
Escaping occasionally from cultivation. 
Convolvulus, Tourn. Bindweed. 
401. C. spithameus , L. 
Sandy hills west of Madison. Local. 
402. C. sepium , L. Hedge bindweed. 
Too common along railroad embankments and in 
cultivated fields. 
403. C. sepium , L., var. Americanus , Sims. 
With the species. No less common. 
404. C. sepium , L., var. repens , Gray. 
With the two preceding. Not rare. 
405. C. arvensis, L. Bindweed. 
Agricultural Experimental Farm, near Hiram 
Smith Hall. Along railroad near Angleworm sta¬ 
tion, Madison. Rare. 
Cuscuta, Tourn. Dodder. 
406. C. chlorocarpa , Engelm. 
In moist places. Less common than C. Gronovii . 
407. C. Gronovii , Willd. 
Common in wet land. 
408. C. glomerata , Choisy. 
On Compositse along streams. Not rare. 
SOLANACEiE. (NIGHTSHADE FAMILY.) 
Solanum, Tourn. Nightshade. 
409. **S. Dulcamara, L. Bittersweet. 
Woods west of Fair grounds. Local. 
410. *S. nigrum , L. 
Common in fields. 
