BBITISH AND IRISH BOTANISTS. 35 



d. same place, Feb., 1890. Brother of Benjamin Clarke. 



F.L.S., 1853. Helped Gibson with Fl. Essex. Discovered 



Lathyrus tuberosus and Erucastrum PolKchii. Fl. Essex viii. ; 



E. S. C. i. 936 ; Journ. Bot. 1890, 192. 

 Clarke, Robert (fl. 1843-63). Surgeon, Sierra Leone. ' Congo 



Tobacco,' Journ. Bot. 1851, 9. ' Paspalum exile,' Proc. 



Linn. Soc. i. 155. Pritz. 68 ; E. S. C. i. 9. 

 Clarke, Rev. William Branwhite (1798-1878) : b. East 



Bergholt, Suffolk, 2 June, 1798 ; d. N. S. Wales, 17 June, 



1878. M.A. Camb., 1824; F.E.S., 1876. Geologist. Dis- 

 coverer of gold in Australia. In Australia, 1839-1878. 



Various papers on peat-bogs, submerged forests. Carboniferous 



plants. E. S. C. i. 937; vii. 396; ix. 528; WooUs, Bot. 



Discov. in Austr., 36 ; Proc. Eoy. Soc. xxviii. 1879, i; Diet. 



Nat. Biog. X. 450. 

 Clayton, John (1686 or 1693 ?-1773) : b. Fulham, 1686 or 



1693 ?; d. 15 Dec, 1773. Went to Virginia in 1705. ' Flora 



Virginica," 1739-45. Phil. Trans, xvii., xviii., xli. Sent pi. 



to Gronovius. Virginian pi. in Mus. Brit. Pritz. 63 ; 



' Memorials of Bartram,' p. 406 ; Appleton's Cyclopaed. 



Americ. Biog. ; Allibone ; Eose ; Diet. Nat. Biog. xi. 13. 



Claytonia Gronov. 

 Clement, or Clements, John (d. 1572) : b. Yorkshire ? ; d. 



Mechlin, 1 July, 1572; bur. Cathedral, Mechlin. M.D. 



Oxon; Prof, of Greek; P.E.C.P., 1528; President, 1544. 



Tutor to Sir Thomas More's children. " The best botanist 



and herbalist of us all," Sir T. Moore. Jacks, xxx. ; Munk, 



i. 27 ; Wood, Athen. Oxon. i. 401 ; Gardiner, Admission 



registers St. Paul's School, 19; Gard. Chron. 1872, 706; 



Fl. Midd. (interl.), 392 ; Diet. Nat. Biog. xi. 83. 

 Clifford, Thomas Hugh (1762-1825): b. 4 Dec, 1762; d. 



Ghent, 25 Feb., 1825. 'Flora Tixalliana,' 1817. Pritz. 64; 



Jacks. 260. 

 Clinton, — (fl. 1829). Prof. Med. Bot. to Apothecaries' Hall. 



Transl. and annotated Eichard's ' Elements of Botany.' 



Pref. to Irish Flora, viii. 

 Clough, Edwin (d. 1883) : d. Ashton, Lane, 8 Feb., 1883. 



Working-man botanist. Journ. Bot. 1883, 192. 

 Clouston, Rev. Charles (1800-84) : b. Stromness, Orkney, 



1800 ; d. Stromness, 1884. LL.D. St. Andrews. ' Guide to 



Orkneys ' (contains botany). Scott. Nat. 1885, 49 ; E. S. C, 



i. 960. 

 Cobbold, Thomas Spencer (1828-86) : b. Ipswich, 1828 ; d. 



London, 20 Mar., 1886. M.D. Edin., 1847; F.L.S., 1857; 



F.E.S., 1864. Hehninthologist. Prof. Bot. Eoy. Vet. Coll., 



1873. ' Embryogeny of Orchis mascula,' Quart. Journ. 



Micros. Sci., 1853. 'Embryology of Aohimenes,' Journ. 



Quekett Micros. Club, 1879. Proc. Linn. Soc. 1885-6, 140 ; 



E. S. C. ii. 2 ; vii. 409 ; Diet. Nat. Biog. xi. 147. 

 Cockburn, Sir James (d. circ. 1780) : d. in Ireland, circ. 



1780. Baronet. Introduced Gardenia Thunhergia in 1773, 



Hortus Kewensis ; Gent. Mag. 1780, 163. 



