290 53. CONVOLVULACE^E. 



twining or prostrate, leafy, branched. Peduncles sometimes 

 2-flowered. Cor. beautifully variegated with pink and white. 

 Caps. 2-celled. Hoots descending remarkably deep. Plant 

 glabrous, or st. and 1. downy. Fields and hedges. P. VI. 

 VIII. E. S. I. 



** Bracts 2 large, close to the flower. VOLVULUS Medic. 

 CALYSTEGIA E. Br. 



2. C. sepium (L.) : 1. ovate- or triangular-hastate, peduncles 

 1-flowered square. E. B. 313. St. twining, many ieet long, 

 with large rather distant leaves. Fl. solitary, axillary, large, 

 white, rarely pink. Bracts quite enclosing the calyx. Fr. im- 

 perfectly 2-celled through the shortness of the dissepiment. 

 Hedges and thickets. P. VII. VIII. E. S. I. 



3. C. Soldanel'la (L.) ; 1. reniform slightly angular fleshy, 

 peduncles 1-flowered with 4 membranous angles. E. B. 314. 

 tot. short, procumbent. Fl. large, solitary, axillary, very hand- 

 some, pink with yellow bands. Bracts rather shorter than the 

 calyx. Kootstock long creeping. Sandy tea-shores. P. VI. 

 Vlil. Sea-side Bindiveed. E. S. I. 



2. CUS'CUTA Linn. Dodder. 

 Clusters sessile in all our species. 



1. C. europ&'a (L.) ; cor.-tube cylindrical afterwards ventri- 

 cose, scales adpressed to inside of tube bifid distant below with 

 rounded spaces between them, cal. much shorter than corolla. 

 E. B. 378. St. threadshaped, branching, reddish. Fl. in rather 

 large clusters, yellowish. Parasitical upon herbaceous plants. 

 A. VIII. IX. Greater Doddw. E. S. 



[C. Epilinum (Weihe) ; cor.-tube ventricose, scales adpressed 

 fringed with teeth distant below with rounded spaces, cal. 

 with fleshy segments deltoid below nearly as long as the cor.- 

 tube. E. B. S. 2150. C. densiflwa Soy.-Willm. St. slender, 

 nearly simple, pale green. Fl. in rather small distant clusters, 

 whitish. Scales bifid, w r ith 4 8 teeth on each lobe. Ventri- 

 cose cor.-tube with 5 longitudinal prominences; segm. ventricose. 

 Styles at first erect, soon bowing outwards; stigmas converging. 

 Parasitical upon Flax and veiy injurious to the crop. A. VIII. 

 Flax Dodder.'] E. S. I. 



2. C. Epithymum (Murr.); st. twining irregularly, cor.-tube 

 Cylindrical^ scales converging usually equalling the tube of the 



