102 THE JOURNAL OF J50TAXY 



13. R. IMBEICATUS Hort. Add var. londinensis Rogers. See 

 Journ. Bot. 1903, pp. 89, 90. It is the form of the Sin-rey commons 

 mentioned at the end of the last paragrapli (Ilaudhook) under 13. 



13 a. R. CASTRENsis W.-Dod. Journ. Bot. 1906, pp. 63, 64. 



14. R. CARPiNiFOLius Wh. & N. The jmn., when well-developed, 

 often has a considerable ultra-axillary part, though rarely equalling a 

 quarter of the whole. 



15. R. INCURYATUS Bab. The cordate term. It. is rare except 

 in mature Is. of exceptionally strong plants : tlie term. It. is more 

 often entire or emarginate. 



Add var. subcarpinifolius Rogers MS. This is the Upper Wye 

 A^allev form (see Handbook, p. 28) : described in Journ. Bot. 1899, 

 p. 194. 



17. For R. ERrxHRTNUs Genev., read R. argenteus Wh. & N. 

 See Journ. Bot. 190-5, p. 200. 



19. R. RHAMNiFOLius Wh. & N. subsp. Baheri. Add. f. elon- 

 gata Rogers. See Journ. Bot. 1906, pp. 358, 9; 1891, pp. 240, 1. 



20. R. XEMORALis F. J. M. After var. Silurum, add var. or f. 

 corjiuhiensis Rogers MS. Ls. c/reenish-whife (and ? felted) beneath. 

 Lts. plicate, convex. Pan. elongate, cylindrical. Ls. rather small, 

 with more truncate and irregularly-toothed top. Pan. usualh^ without 

 simple lloral Is., but with many short-stalked glands. Newquay 

 district, N. Cornwall, abundant. See Journ. Bot. 1909, p. 174. 



Var. f/lahrafus Bab. *' Pan. . . . less leafy above." For this, 

 read " ultra-axillary part elongate cylindrical lax, usually without 

 lanceolate simple leaflet at top. though lower down with 1 to 4 ovate 

 or subrotund ones." 



21. R. ScHEUTZTi Lindeb. Stem is subglabrous or glabrous. 



22. R. DUMiSONiENsis Bab. Add var. cordatifoliiis Rogers MS. 

 See Journ. Bot. 1898, p. 86, and remarks in Handbook, p. 32 (on 

 Channel Island form). This var. has a pan. with 1 or 2 simple Is. 

 Avith deeply cordate base. 



24 ^^ R. LACUSTRis Rogers. See Journ. Bot. 1907, p. 9. 



26. R. YTLLTOAULis Koehl. Sub.sp. Selmeri and subsp. rJioml/- 

 foliiis are both given specific rank. 



Add. var. )neqastachi/s W.-Dod (of R. rJiombifoIii/s Weihe). 

 See Journ. Bot. 1906, p. 64. 



27. R. GRATUS Focke. Panicle irregular, dense above, lax below, 

 often fairly cylindrical at first. 



Add var. sciaphi.lus Lange ; it is the Slesvig plant described in 

 Hdiidbooh, p. 37. Found by Ley in Breconshire and Herefordshii-e. 



30. R. THTRSOTDEUS Wimm. Add var. viridescens Roo:ers MS. 

 Journ. Bot. 1909, p. 174, B. E. C. Rep. 1904, p. 17, Wats. E. C. 

 Rep. 1917-8. Leaves greener, narrower, soon bare beneath. Term. 

 It. cufipidaff'-acnmte, soniewhat obovate, nearly parallel-sided, often 

 cordate. Pan. strongl}' branched, with wavy rachis, large uJira- 

 axillary part, and strung falcate prk. R&t. pjiirpUsh. 



31. For R. ARGEXTATUS P. J. Muell. read R. Godeoxi Lee. & 

 Lam. See Journ. Bot. 1905, p. 201. 



Add var.foliolatns Rogers & Ley. Journ. Bot. 1906, p. 58. 



35. For jS. ngricof Focke var. liesperius Rogers read R. iies- 



