430 POLYGONACEAE 



Tayler. Reading, by the S. E. Railway. Twyford. Maidenhead Rail- 

 way, Windsor. Sunninghill. 

 This plant is certainly an introduction, and as such has been found in all 

 the bordering counties, but it does not become permanently established. 



RUMEX, Linn. Gen. n. 407 {Lapathum, Tonrnefort, Inst. t. 287I. 

 R. cong-lomeratus, Murray. Prod. Gott. 52 (1770). Sharp Dock, 

 a. acntiis, Sm. Fl. Brit. i. 391. and of the Linn. Herb, but not of 

 Sp. PI. R. paludosiis, With. Bot. Arr. ed. 3, ii. 354. 

 Top. Bot,359. Syme, E. B. viii. 40, t. 1210 (poor figure). Nyman, 634. 



FI. Oxf. 253. 

 Native. Paludal, &c. Ditches, sides of streams, damp waste ground, 

 roadsides, &c. Common in all the districts except on the upper 

 chalk downs and in the heathy ground of the south, and too 

 frequent to need a list of localities. P. June- August. 

 First probably recorded under the name of R. acutus in Russell's Cat. 

 1839. 

 The leaves are often veined and tinged with red in the autumn 

 (/. sanguinea^, as at South Hinksey^, Marsh Benham, Warfield, &c. 



R. CONGLOMERATUS X CRisPus. This hybrid has been seen near South 

 Hinksey. 



Rumex conglomeratus is found in all the bordering counties. 



S. maritimus, Linn. Sp. PI. 335 (1753). Golden Dock. 



Top. Bot. 360. Syme, E. B. viii. 42, t, 1212. Nyman, 635. Fl. Oxf 254. 



Native. Paludal. Marshy places, margins of rivers, &c. Rare. B. 



July-September. 

 First cei'tainly recorded by the author in 1890. 



2. Ock. By the river Thames near Sandford Lasher. [In con- 

 siderable quantity near the Oxford Gas-works, just within Oxford- 

 shire, where Mrs. F. T. Richards drew my attention to it.] 

 4. Kennet. [Amphitheatre at Silchester, Bicheno in Winch MSS. 

 This record was omitted by Mr. H. C. Watson when he copied 

 out the Winch MSS. for the New Bot Guide. Perhaps he thought 

 it was incorrect. It certainly does not occur there now.] 

 R. maritimus occurs in Oxfordshire and in Bucks (Boarstall, Rev. H. J. 

 Riddelsdell, and Chalfont, Rev. F. H. Woods\ and is recorded for Surrey. 



[R. 1.1MOSUS, Thuill. Fl. Par. ed. 2, 182 (1799). 



B. palustris, Sm. Fl. Brit. i. 394 (1800). i?. maritimus, Curt, not of Linn. 

 Top. Bot. 360. Syme, E. B. viii. 43, t. 12 13. Nyman, 634. Fl. Oxf. 254. 



Is recorded for Oxfordshire (where I have not recently seen it) and from 

 Surrey.] 



R. sang"uineus, Linn, Sp. PI, 334 (1753). 



Lapathum sativum sanguineum, Ger. Em, 390. R. acutus, Curtis, Fl. 

 Lond. fasc. iii. t. 21. 



