Botany. 41 



1. Occasionally occurs nr. farm buildings from seeds 

 thrown down for fowls : Farm Lane to W. of Chisle- 

 hurst Com. (with Cuscuta epithymum upon it), '99. 

 W.H.G. 



(360) RUMEX, L. (Docx). Fls. us. wind-pollinated, with large 

 stigmas ; perennial tap roots, except the sorrels. 



1337. R. conglomeratus, Murr. 6 8, P. Damp places ; frequent. 



1339. R. sanguineus, L. 6 8, P. The type with red- veined 



leaves is rare in the dist., the v. with green veins quite com. 



1. Type : Ravensbourne, '98. A. O. Hume, 

 var. b). viridis (Sibth) : Stone Marshes, '03. W.H.G. 



1340. R. maritimus, L. 7 9, B. or P. Marshy places near the 



sea ; rare. 



1. Plumstead Marshes. Dod. 



a. Greenwich flats, Erith Marshes ('77). 



1341. R. limosus, Thuill. 79. P. Very rare. 



1. Plumstead Marshes ; nr. Practice Butts. Dod. 

 a. Erith (1629) ; Charlton, riverside (c. 1844). 



1342. R. pulcher, L. 6 9, B. or P. Dry waste places ; frequent. 



1343. R. obtusifolius, L. 79, P. A troublesome weed in fields 



and waste places. 



1. Ravensbourne. '68. A. O. Hume. 



2. Very abundant in neglected orchard, Eltham, '07. 



J.F.B. 



var. sylvestris, Wallr. On Kentish side of river at 

 Greenwich. (Warren : /. of Bot. '66). 



R. obtusifolius X pulcher. 



1. Lane End, Darenth. Dod fide Townsend. 



1344. R. crispus, L. 6 9, P. In waste places ; very common. 



Fls. bisex. m. and /. 



R. crispus X obtusifolius. A frequent hybrid. 



1346. R. hydrolapathum, Huds. 7 8, P. Marsh or mud; common. 

 Said to produce aerating roots like mangroves. Fine pis. 

 on Stone Marshes, '03. W.H.G. 



1348. R. acetosa, L. (Sorrel), 5 6, P. Woods and damp places ; 

 common. 



1350. R. acetosella, L. (SHEEP'S SORREL), 5 7, P. Abundant 

 everywhere in dry sandy places. 



NOTE. lo this order belongs the Rhubarb^(Rheum). 



