> [!cite] BHL link: this entry starts at [page 296](https://www.biodiversitylibrary.org/page/33265023) of TL-2 Suppl. I
> Author links: [IPNI](https://www.ipni.org/a/423-1) LSID 423-1, [Wikidata](https://www.wikidata.org/wiki/Q670050) QID Q670050
> Support pages: [[Abbreviations|abbreviations]], [[Layout key|layout key]], [[Cite TL-2|cite TL-2]]
> [!example] See also [[Balfour, (Sir) Isaac Bayley|first entry]] for this author
### Author
\* Balfour, Isaac Bayley (1853-1922), British (Scottish) botanist, studied at the University of Edinburgh, B.S. 1873, Dr. Sci. 1875, B.M. 1877, specializing in botany at Würzburg and Strassburg; with the transit of Venus exp. Rodriguez Islands 1874, collected on Socotra 1879-1880, professor of botany University of Glasgow 1879-1884, Sherardian professor of botany at Oxford 1884, professor of botany Edinburgh and queen's botanist in Scotland 1888-1922, son of J.H. Balfour.
**Abbreviated name**: *I.B. Balf.* \[standard form in IPNI: *Balf.f.*\]
#### Herbarium and types
[[Collection E|E]]; first set of Rodriguez and Socotra (1874-1875) at [[Collection K|K]]; further material at [[Collection B|B]], [[Collection BM|BM]], [[Collection BR|BR]], [[Collection DBN|DBN]], [[Collection F|F]], [[Collection GL|GL]], [[Collection LE|LE]], [[Collection LIV|LIV]], [[Collection M|M]], [[Collection MANCH|MANCH]], [[Collection NH|NH]], [[Collection NMW|NMW]], [[Collection NY|NY]], [[Collection OXF|OXF]], [[Collection P|P]], [[Collection PH|PH]], [[Collection S|S]], [[Collection WAR|WAR]]. − *Collectio myxomycetum* at [[Collection E|E]] (many collectors).
#### Bibliography and biography
Ainsworth p. 320, 321; Barnhart 1: 112 (b. 31 Mar 1853, d. 30 Nov 1922); BB p. 16-17; BJI 1: 3, 2: 6; BL 1: 98, 101; BM 1: 92, 6: 52; Clokie p. 125; CSP 7: 77, 9: 108, 12: 45, 13: 262; Desmond p. 32 (further refs.); DNB 1922-1930: 56-57; DSB 1: 422-423 (R.G.C. Desmond); Frank 3(Anh.): 7; Hortus 3: 1187 ("Balf.f."); IF p. 680; IH 2: 52; Jackson p. 133; Kew 1: 142-143; Langman p. 679, 791; LS 1602-1604; Morren ed. 10, p. 71, 76; MW p. 30-31; NI 72; Plesch p. 399; Rehder 5(index): 46-47; TL-2/1: 111-112, see indexes; Tucker 1: 55, 517, 765; Urban-Berl. p. 326; Zander ed. 10, p. 326, ed. 11, p. 716.
#### Biofile
- Anon., J. Bot. 13: 160. 1875 (returned from Rodriguez, coll. 300; thesis Dr. Sci. Apr 1875); Bot. Zeit. 37: 360. 1879 (succeeds Alexander Dickson at GL), 43: 349. 1885 (B. from Glasgow to Oxford, F.O. Bower to Glasgow), 46: 258. 1888 (succeeds Dickson at Edinburgh), 46: 498. 1888 (S.M. Vines succeeds B. at Oxford); Proc. Linn. Soc. 1883-1884: 30-31. 1886; The Times 1 Dec 1922; Bot. Exch. Club Rep. 6(5): 690-692. 1923; J. Roy. hort. Soc. 98(3). 1973 (portr.).
- Balfour, I.B., Testimonials in favour of Isaac Bayley Balfour,... candidate for the chair of medicine and botany in the University of Edinburgh, 42 p. 1879; \[Testimonials:\] Oxford. Jan 1888, 1 p., *Copy*: G.
- Blatter, E., Rec. Bot. Surv. India 8(5): 483. 1933.
- Bower, F.O., Proc. R. Soc. Edinburgh 43(3): 230-236. 1923; J. Bot. 61: 23-26. 1923 (text Glasgow Herald 5 Dec 1923); Sixty years of botany in Britain 58-65. 1938.
- Bridson, G.D.R. et al., Nat. hist. mss. res. Brit. Isl. 138.17, 138.30, 138.34, 146.23, 296.46, 321.1. 1980.
- Burkill, I.H., Chapt. hist. bot. India 96, 100, 108, 117, 118. 1965.
- Coats, A.M., Plant hunters 123, 126, 127-128, 169. 1969.
- Cockerell, T.D.A., Nature 111: 150. 1923.
- Cox, E.H.M., Plant-hunting in China 154. 1986.
- Farmer, J.B., Ann. Bot. 37(146): 335-339. 1923; Kew Bull. 1923: 30-35.
- Fletcher, H.R., Story Roy. Hort. Soc. 1804-1848. 225, 240, 242, 281, 297, 299, 334. 1969; Roy. Bot. Gard. Edinburgh 296-297 (index) 1970 (with W.H. Brown).
- Hedge, I.C. and J.M. Lamond, Index coll. Edinburgh 57. 1970.
- Huxley, L., Life letters J.D. Hooker 521 \[index\]. 1918.
- Kent, D.H., Brit. herb. 41. 1957.
- Kent, D.H. and D.E. Allen, Brit. Irish herb. 86. 1984 (q.v. for further herbaria holding Brit. mat.).
- Matthews, J.R., Bot. Soc. Edinb. News 10: 4-6. 1973 ("presidents and professors"); 11: 5-7. 1973 (examinations: the B. way).
- Miller, A.G. et al., Notes R. Bot. Gard. Edinburgh 40: 45. 1982 (publ. on Socotra).
- Morton, A.G., Hist. bot. Sci. 441. 1981.
- Nelmes, E. and D.C. Cuthbertson, Bot. Mag. Dedic. 1827-1927: 246-248. 1932.
- Prain, D., Proc. R. Soc. London 96B(678): i-xvii. 1924.
- Reynolds Green, J., Hist. bot. 107, 128. 1909.
- Sayre, G., Mem. New York Bot. Gard. 19(3): 286. 1975.
- Smith, W.W., Trans. Proc. Bot. Soc. Edinburgh 28(4): 192-194. 1923 (portr.).
- White, A. and B.L. Sloane, The Stapelieae 1: 117. 1937 (portr.).
- Wittrock, V.B., Acta Horti Berg. 3(2): 89. 1903, 3(3): 75. 1905 (on portr.).
#### Composite works
(see also TL-2/1: 111):
- (1) *Botany* \[of *Rodriguez*\], *in* An account of the collections made... during the *Transit of Venus expedition* in Phil. Trans. Roy. Soc. 168 (extra vol.): 302-387, *pl. 19-36.* 1879. *Copy*: B-S. − The botany part was preprinted 1878 (rd. at Genève "fin 1878"): p. \[1\]-118, *pl. 19-40* (uncol. liths.). Balfour's part contained *Introductory remarks*, and *Flowering plants* and *ferns*. *Copy*: G.
- (2) K. Goebel, *Outlines of classification and special morphology*. A new edition of Sach's *Textbook of botany*. Book II. Translated by Henry E.F. Garnsey, revised by I.B. Balfour, London 1887, 482 p. (*Publ*.: Mar 1887, see Bot. Centralbl. 30: 18. 1887, review ib. 30: 226-227. 1887).
- (3) *Comparative morphology and biology of the Fungi*, Mycetozoa and Bacteria, English translation by H.E.F. Garnsey, revised by I.B. Balfour, London 1887, 522 p.
- (4) With H.E.F. Garnsey, *Lectures on bacteria*. Oxford 1888, xii, 193 p.
- (5) J. Sachs, *History of botany* 1530-1860, Oxford (Clarendon Press) 1890, translation by H.E.F. Garnsey, revised by I.B. Balfour.
- (6) H. Solms-Laubach, *Fossil botany*. London 1891, translation by H.E.F. Garnsey, revised by I.B. Balfour.
- (7) I.B. Balfour et al., *Botany of Sokotra and Abd-el-Kuri*, *in* W.R. Ogilvie-Grant et al., *The natural history of Sokotra and Abd-el-Kuri*, Liverpool (Free Public Library, Museum...) 1903, contributions by Balfour on p. \[i, iii\], 449-534, *pl. 26A, 26B* (col.) \[Angiosp.\], \[535\]-542, 543-570, *pl. 27.* − Reprint at G (no date).
- (8) Translated K.L.E. Goebel, *Organographie der Pflanzen* ed. 1, 1898-1901 as *Organography of plants*, see TL-2/2067.
- (9) Translated E. Warming, *Plante samfund* 1895 (see TL-2/16.732), *Oecology of plants*. Mai 1909.
### Publications
##### n.20.096. Observations on the genus Pandanus
**Title**
*Observations on the genus Pandanus* (Screw-Pines); with an enumeration of all species described or named in books, herbaria, and nurserymen's catalogues; together with their synonyms and native countries as far as these have been ascertained... Extracted from the Linnean Society's Journal-Botany,... 1878. Oct.
**Notes**
*Publ*.: 1878, p. \[33\]-68. *Copy*: G. − Reprinted and to be cited from J. Linn. Soc., Bot. 17(98): 33-68. 31 Jul 1878.
##### n.20.097. Botany
**Title**
*Botany* \[of *Rodriguez*\]... London (ex Philos. Trans. Roy. Soc.) 1878. Qu.
**Abbreviated title**: *Bot. Rodriguez*.
**Notes**
*Publ*.: late 1878 (rd. at G), \[1\]-118, *pl. 19-40* (uncol. liths.). *Copy*: G. − Preprinted from Phil. Trans. Roy. Soc. London 168 (extra vol.): 302-418. 1879. Contains *Introd. remarks* and *Flow. pl. Ferns* by I.B. Balfour (p. 302-387), Musci and Hepaticae by W. Mitten (p. 388-401), Lichens by J.M. Crombie (p. 402-412), Fungi by M.J. Berkeley (p. 413-414), Algae by G. Dickie (p. 415-418).
##### n.20.098. On the genus Halophila
**Title**
*On the genus Halophila*... Edinburgh (printed by Neill and Company) 1879. Oct.
**Notes**
*Publ*.: Jan-Feb 1879 (Bull. Soc. bot. France rd. 15 Aug-30 Sep 1879; J. Bot. rev. Mar 1879 sic), p. \[i, t.p. reprint\], \[1\]-54, *pl. 8.* *Copy*: G. − Reprinted and to be cited from Trans. Bot. Soc. Edinburgh 13: 290-343. 1879.
##### n.20.099. On the Island of Socotra
**Title**
*On the Island of Socotra*... Reprinted from the Report of the British Association... 1881. Oct.
**Notes**
*Publ*.: 1881, p. \[1\]-13. *Copy*: G. − Reprinted and to be cited from Rep. Brit. Ass. Adv. Sci. 1881: 482-494. − Imprint on p. 13: London (printed by Spottiswoode and Co.) s.d.
##### n.20.100. Diagnoses plantarum novarum
**Title**
*Diagnoses plantarum novarum* et imperfecte descriptarum phanerogamarum socotrensium... Edinburgh (printed by Neill and Company) 1882-1883, 3 parts. Oct.
**Notes**
*Pars prima*: 1882, p. \[1\]-19. *Copy*: G. − Reprinted and to be cited from Proc. Roy. Soc. Edinburgh 11: 498-514. 1882.
*Pars secunda*: 1882, id. 11: 834-842. 1882 (no independently paged reprint seen).
*Pars tertia*: 1883, p. \[1\]-25. *Copy*: G. − Id. 13: 76-98. 1884 \[date of entire vol.; first part issued 1883\].