BEITISH AND lEISH BOTANISTS. 175 



Walker, J. K. (fl. 1829-32). M.D. Of Huddersfield. 'Botany 

 of Malvern Hills,' in Midland Medical Eeporter, i. (1828-9), 

 100. E. S. C. vi. 244. 



Walker, James Thomas (fl. 1810-71). Colonel. Collected in 

 Ceylon, 1830-40. Plants at Kew. Journ. Bot. 1840, 223 ; 

 E. S. C. vi. 244 ; viii. 1185. 



Walker, Rev. John (1731 ?-1804) : b. Edinburgh, 1731 ? ; d. 

 Edinburgh? 22 Jan., 1804. D.D. Bdin. Prof. Nat. Hist., 

 Edinburgh University, 1775. Teacher of Eobert Brown. MS. 

 Adversaria, 1771, dividing 4 Linnsean genera of Algge into 14, 

 Greville, 'AlgaB Brit.,' iii. 'Experiments on Sap,' 1785., 

 "Essays on Natural History,' 1812. Discovered Veronica 

 fruticulosa in Britain, 1782. Contrib. to E. Bot. (1028, 1585, 

 1643). E. S. C. vi. 245; 'Memoir,' Jardine's 'Naturalist's 

 Library,' vol. 26 (Birds, vol. 3), w. portr. engr. Lizars ; 

 Loudon, ' Arboretum,' 87. 



Walker, Rev. Richard (fl. 1700-63). B.A. Camb., 1706; D.D., 

 1728. Vice-Master, Trin. Coll., Camb. Pounded Cambridge 

 Bot. Garden, 1761. Portr. in Thos. Martyn's 'Catalogus' of 

 the Garden. 



Walker, Rev. Richard (1791-1870) ; b. Norwich, 17 March, 

 1791 ; d. Olveston, near Thornbury, Gloucestershire, 31 Dec, 

 1870; bur. Olveston. B.A. Oxon, 1814; M.A., 1817; B.D., 

 1824 ; E.L.S., 1829. Vice-President, Magd. Coll., Oxford. 

 Master of Magdalen School, 1828-44. ' Flora of Oxfordshire,' 

 1833. Herbarium in possession of his family. Pritz. 337 ; 

 Jacks. 258 ; Druce, El. Oxf., 394. 



Walker, Thomas (fl. 1703). Sent plants from New Providence, 

 Bahamas, to Petiver, Mus. Pet. p. 96. 



Walker-Arnott, George Arnott (1799-1868) : b. Edinburgh, 

 6 Feb., 1799 ; d. Glasgow, 17 May, 1868. M.A. Edin., 

 1818; LL.D. Aberdeen, 1837; P.L.S., 1825. Eegius Prof. 

 Bot., Glasgow, 1845, succeeding J. H.Balfour. 'Botany' in 

 Encycl. Brit., ed. 7. ' Ehizophorese,' Mag. Zool. Bot. (1838), 

 359. 'LangsdorfBa,' id. (1839;, 36. 'British Flora' (with 

 W. J. Hooker). Herbarium at Glasgow. Pritz. 9; Jacks. 

 516; E. S. C. i. 98; vi. 568; Trans. Bot. Soc. Ed. ix. (1868), 

 414 ; Gard. Chron. 1868, 683 ; Journ. Bot. vi. 223 ; Diet. Nat. 

 Biog. ii. 120 ; Proc. Linn. Soc. 1869, 101. Portr. at Kew. 



Wallace, James (fl. 1684-1724). M.D. F.E.S. In East India 

 Company'^ service. Edited his father's ' Description of 

 Orkney,' 1693, with list of plants in ed. 2, 1700 ; reprint, 

 1883. Visited New Caledonia. In Darien (Phil. Trans, xxii. 

 (1700), p. 536), and gave plants from there to Petiver and 

 Sloane, Mus. Pet. n. 53; Hb. Sloane, 60, 157. Pult. ii. 8; 

 Pritz. 337 ; Jacks. 258. 



Wallen, Matthew (fl. 1788) : b. Ireland. Eesident in Jamaica. 

 Cultivated plants. Assisted P. Browne. "Botanices prffi- 

 cellens cultor et promoter," Swartz, Fl. Ind. Occ. i. 247. 

 Wallenia Sw. 



Wallich, Nathaniel (1786-1854) : b. Copenhagen, 28 Jan., 

 1786; d. Gower Street, London, 28 April, 1854. M.D, 



