BIOGRAPHICAL INDEX OF BRITISH AND IRISH BOTANISTS. 155 



Petersburg, 4th May, 1842. Historical painter. H.M. Consul 

 at Caraccas, 1826-1841. Zoologist. Knighted, 1813. Caraccas 

 plants in Fielding's Herb, at Oxford. Journ. Bot. 1854, 283; 

 Ic. PI. 864; Gent. Mag. 1842, ii. 99; 1850, ii. 364; 'Athen- 

 aeum, 1842, 479; Allibone ; Bryant; Hoefer; Michaud. Por- 

 teria Hook. = Phyllactis. 



Potts, John (d. 1822): d. London?, Oct. 1822. Collector for 

 Hort. Soc. in China (1821) and Bengal. Trans. Hort. Soc. v. 

 hi. 427 ; vii. 25. Pottsia Br. 



Potts, John (fl. 1842-1852). Manager of Mint at Chihuahua, 

 Mexico. Sent plants to F. Scheer at Kew. 'Bot. Herald,' 285. 



Power, Rev. John (d. 1864?) : d. Cambridge, 1864 ? Of Ather- 

 stone, Leicester. Librarian, Univ. Cambridge, 1845-1864. 

 •Calendar of Flora at Market Bosworth,' 1807. Jacks. 256. 



Power, Thomas (fl. 1845). M.D. Lecturer on Bot., Cork School 

 of Medicine. ' Botanist's Guide for County of Cork,' 1845. 

 Pritz. 252 ; Jacks. 250. 



Poynter, Richard [See Corbet] . 



Prescott, John D. (d. 1837) : d. St. Petersburg, 1837. Of St. 

 Petersburg. Correspondent of Hooker and Lindley. "A learned 

 and indefatigable botanist," Lindley, Bot. Keg. 1916. Collected 

 in Russia. Herbarium of 25,000 species in Fielding's at 

 Oxford. Lasegue, 279 ; Comp. Bot. Mag. ii. 342 ; Hook. Exot. 

 Flora, t. 115 ; Wallich, List, p. 114. Prescotia Lindl. 



Preston, Charles (fl. 1696-1701). M.D. Of Edinburgh. Cor- 

 respondent of Ray, who styles him " eruditissimus vir, et curio- 

 sissimus stirpium observator." Sent plants from Scotland and 

 France to Plukenet. Mus. Pet. no. 266; Pluk. Mant. 12; 

 Herb. Sloan, xvi. lxi. ; Ray Lett. (Derham) 308-16; Phil. 

 Trans. 1696. Prcstonia Br. 



Preston, George (fl. 1710-1716). Superintendent, Edinburgh 

 Garden, until 1716. ' Catalogus omnium Plantarum, &c.,' 

 1710. "An indefatigable botanist," Blair, Bot. Essays, pref. 

 Misc. Essays, 101 ; Pult. ii. 9 ; Jacks. 411. 



Price, John (1803 9-1887) : d. Chester, 1887. Of Chester. M.A. 

 ' Old Price's Remains.' Papers on proliferous leaves in Liver- 

 pool Nat. Scrap-book and Proc. Chester Soc. Nat. Science 

 (1878). R. S. C. viii. 662 ; Journ. Bot. 1888, 32. 



Pritchard, Stephen F. (fl. 1836). List of plants of St. Helena, 

 1836. Pritz. 253; Jacks. 353. 



Pryor, Alfred Reginald (1839-1881) : b. Hatfield, Herts., 24th 

 April, 1839 ; d. Baldock, Herts., 18th Feb. 1881 ; bur. Baldock. 

 B.A., Oxon, 1862. F.L.S., 1874. ' Notes on Fl. of Hertford- 

 shire,' Trans. Watford Nat. Hist. Soc. 1875-6. 'Flora of 

 Hertfordshire,' ed. B. D. Jackson, 1887. Library and herbarium 

 bequeathed to Herts. Nat. Hist. Soc. Journ. Bot. 1881, 276; 

 Fl. Hertfordsh. xliv. ; Jacks. 594 ; Proc. Linn. Soc. 1880-82, 19. 



Priestley, Joseph (1733-1804) : b. Fieldhead, Leeds, 18th March, 

 1733 ; d. Northumberland, Pennsylvania, 6th Feb. 1804. 

 F.R.S., 1766. LL.D., Edinb., 1767. Went to America, 1794. 

 'Experiments relating to Nat. Philosophy,' 178J. R. S. C. v. 



