> [!cite] BHL link: this entry starts at [page 286](https://www.biodiversitylibrary.org/page/33212328) of TL-2 Vol. VI
> Author links: [IPNI](https://www.ipni.org/a/10619-1) LSID 10619-1, [Wikidata](https://www.wikidata.org/wiki/Q21610681) QID Q21610681
> Support pages: [[Abbreviations|abbreviations]], [[Layout key|layout key]], [[Cite TL-2|cite TL-2]]
### Author
Thomson, Robert Boyd (1870-1947), Canadian botanist; Dr. phil. Univ. Toronto 1899; associated with this University from 1899-1941, from 1928-1941 as head of the Department of Botany; professor emeritus ib. 1941-1947.
**Abbreviated name**: *R.B. Thomson* \[standard form in IPNI: *R.B.Thomson*\]
#### Herbarium and types
[[Collection TRT|TRT]]. – *Letters* at [[Collection G|G]].
#### Bibliography and biography
Barnhart 3: 379 (b. 16 Sep 1870, d. 31 Jul 1947); BJI 2: 177; BM 5: 2100; Hirsch p. 299; Lenley p. 410; Tucker 3: 308.
#### Biofile
- Anon., Amer. men sci. eds. 2-7, 1910-1944; Index Amer. bot. lit. 1886-1966. 4: 352-353. 1969; Nat. Nov. 29: 600. 1907 (app. lecturer in botany at Harvard Univ. \[not implemented\]); The New York Times, 1 Aug 1947 (obit.); Greene, B.M., ed., Who's who Canada 1928-1929: 2089, 1934-1935: 540, 1938-1939: 672.
- Humphrey, H.B., Makers of North American botany 246-248. 1961.
- Roberts, C.G.D. & A.L. Tunnell, eds., Canad. Who's who 3: 659-660. 1938-1939.
- Sifton, H.B., Proc. R. Soc. Canada 1948: 121-122 (obit.).
- Verdoorn, F., Chron. bot. 2: 28, 31, 37, 97, 323. 1936, 4: 136. 1938, 5: 290, 404, 405, 406. 1939, 6: 22, 462. 1941, 7: 91, 175. 1943.
### Publications
##### n.14.264. The megaspore-membrane of the Gymnosperms
**Title**
*The megaspore-membrane of the Gymnosperms*... University of Toronto Studies... 1905. Oct.
**Notes**
*Publ*.: 1905, p. \[1\]-64, *pl. 1-5. Copies*: BR, USDA. – University of Toronto Studies, Biol. Ser. 4: \[83\]-146, *pl. 1-5.* 1905.
##### n.14.265. On the comparative anatomy and affinities of the Aracaurineae
**Title**
*On the comparative anatomy and affinities of the Aracaurineae*... London (published by the Royal Society...) 1913.
**Notes**
*Preprint*: 7 Mai 1913 date on cover; (USDA rd. 13 Jun 1913), cover-t.p., p. \[1\]-50, *pl. 1-7. Copies*: NY, USDA. – *Regular issue* Phil. Trans. R. Soc. London B-204: 1-50, *pl. 1-7.* 1913.
##### n.14.266. A guide to the poisonous plants and weed seeds of Canada
**Title**
*A guide to the poisonous plants and weed seeds of Canada* and the Northern United States... \[Toronto\] (University of Toronto Press) 1922. Oct.
**Abbreviated title**: *Guide poison. pl. Canada*.
**Notes**
*Co-author*: Harold Boyd Sifton (1889-x).
*Publ*.: 6 Mai 1922 (copy so stamped), p. \[1\]-169. *Copy*: USDA.
##### n.14.267. Evolution of the seed habit in plants
**Title**
*Evolution of the seed habit in plants*... Ottawa (printed for the Royal Society of Canada) 1927. Oct.
**Notes**
*Publ*.: 1927, cover-t.p., p. 229-272, chart. *Copy*: NY. – Reprinted and to be cited from Trans. R. Soc. Canada ser. 3. 21: 229-272, chart. 1927.