BIOGRAPHICAL INDEX OF BRITISH AND IRISH BOTANISTS. 19 
Calabar,’ Trans. Bot. Soc. Ed. vi. 857 (1860). R. S.C. v. 976. 
¢ Memoir of George Thomson,’ 1881. 
Thornhill, John (fl. 1803-1840). Of Gateshead. ‘Fasciculus of 
Grasses,’ 1806. ‘Bot. Guide’ (with Winch & Waugh), 1805. 
Contrib. to Eng. Bot. 1163, 2807, &e. Jacks. 257. Phascum 
bryoides var. Thornhillii Wils. 
Thornton, Robert John en ?-1837): b. cire. coe d. London, 
21st Jan. 1887. M.B., Camb., 1793. M.D., St. Andrew’s, 1805. 
L.R.C.P., 1812. Sucbbded J.B. rr as Lecturer on Bot. at 
Guy’s Hospital. ‘Temple of Flora,’ 1799-1804. ‘ Practical 
Bot.,’ 1808. ‘Philosophy of Bot.,’ 1809. ‘Family eee 1810. 
Pritz. 8316; Jacks. 612; R. S. 0. ¥ . 982; Munk, iii. 98; Gent. 
Mag. 1887, il. oon Engr. portr. by Ridley, hon crayon by 
Buisccl; R.A., 1803, at Kew; mr = Hill, after the same, in 
‘Family Herbal’ one by B. Thom n, after H oe in ‘ Outline 
of Botany’; and one by Bartoloaz, abe Russel, in ‘ <“Pouigla of 
Flora.’ Thorntonia Reichb. = 
Threlfall, William (1862-1888) : b. “Hollowfork, Preston, 1862 ; 
drowned in R. Dryala, PERE March, 1888; bur r. Bagdad. 
B. a — 1885. F.L.S., 1887. Was investigating Oriental 
c. Linn. Soc. 1887- 8, 98. 
Threlkeld, Bev. Caleb (1676-1728): b. Keiberg, Kirk Oswald, 
Cumberland, 1676 ; d. Dublin, 1728. M.A., Glasgow, 1698. 
., Edinb. men yf 12. § Synopsis stirp. Hibern.,’ 1727. Had a 
private bot. gard., Loudon, Hneyel. Gard.. 282. Pult. ii. 196; 
Pritz. 316 ; Jacks. 612; = to ‘Synopsis’; Stewart & Corry, 
iva; Rose. — 
Thwaites, George arrears Kendrick (1811-1882): b. Bristol, 
1811 ; d. Kandy, Ceylon, 11th Sept. 1882. Ph.D. F.L.S., 1854. 
F.R.S. C.M.G., 1878. Local Sec. Bot. Soc. Lond., 1839. Lec- 
tured at Bristol, 1846. Superintendent, Peradeniya Bot. Gard., 
1849 ; Director, 1857-1880. Contrib. Bristol list to Top. Bot. 
and ‘a ‘Phytol.’ from 1841. ‘Enumeratio Pl. Zeylaniz,’ 
1858-64. Described Dasygloia amorpha for Eng. Bot. a: 
Pritz. 818; Jacks. 612; R. S.C. v. 989; Proc 
1882-83, 43: Gard. Chron. 1874, 488, with portr. ; re ii. 
505; ‘Atheneum,’ 1882, 500. Portr. Kew. Thwaitesia Mon- 
tagne. Kendrickia Hook. f. 
yman, Philip (d. 1850): d. Aberdeen, 11th July, 1850. 
M.R.C.8., London. M.D., Gottingen, 1800. Of Charleston, 
U.S.A. *‘ Oryza ar Gottingen, 1800. Pritz. 318. 
Tighe, William (fi. 1 811). M.P. ‘Maritime Plants of 
Fethard, Co. Wexford,” 1802 ‘The Plants,’ a poem, 1808-11, 
with bot. notes. Jacks. 2 
Tilden, —. (fl. 1700). Hadson’ s Bay plants in Sherardian Herb., 
Oxford. Pursh. Flora Am. Sept. xviii. 
Titford, William Jowit (a. 1811): b. ee mero? ‘ Hortus 
botanicus americanus,’ 1811. Pritz. 319; 
Tolmie, W, Site: (d. 1886) : d, Victoria, Brit, Columbia, 1886. 
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