> [!cite] BHL link: this entry starts at [page 328](https://www.biodiversitylibrary.org/page/33066668) of TL-2 Vol. VII
> Author links: [IPNI](https://www.ipni.org/a/11715-1) LSID 11715-1, [Wikidata](https://www.wikidata.org/wiki/Q930185) QID Q930185
> Support pages: [[Abbreviations|abbreviations]], [[Layout key|layout key]], [[Cite TL-2|cite TL-2]]
### Author
Williamson, William Crawford (1816-1895), British surgeon, naturalist and palaeobotanist; curator Museum Manchester Natural History Society 1835-1838; studied medicine at University College, London 1839-1840; MRCS 1840; surgeon at a Manchester dispensary 1841-1868; professor of biology and geology, Owens College, Manchester from 1851, professor of botany 1880-1892.
**Abbreviated name**: *W.C. Williamson* \[standard form in IPNI: *Will.*\]
#### Herbarium and types
Fossil plant slides at [[Collection BM|BM]]; herbarium collections not traced. – *Letters* at [[Collection FH|FH]], [[Collection G|G]], [[Collection GH|GH]], [[Collection K|K]].
#### Bibliography and biography
Andrews p. 399; Barnhart 3: 501; BB p. 329; BJI 1: 63; BM 8: 1438; Bossert p. 437; CSP 6: 380-381, 8: 1245-1246, 11: 817-818, 19: 638-639; Desmond p. 664 (b. 24 Nov 1816, d. 23 Jun 1895); De Toni 2: cxxii, 4: lix; DNB 62: 9-12 (16: 480-483); DSB 14: 396-399 (H.N. Andrews); Jackson p. 178; NI 2163, 2163n; Quenstedt p. 462; TL-2/939, G. Saporta; Tucker 1: 747, 2: xl.
#### Biofile
- Andrews, H.C., The fossil hunters 14, 71, 88-95. 1980.
- Anon., Bot. Centralbl. 63: 222. 1895 (d.); Bot. Gaz. 20: 559-560. 1895; Bot. Zeit. 53: 247. 1895 (d.); Brit. Mus. gen. cat. print. books 258: 643-644. 1965; J.R. microsc. Soc. 1895(4): 478 (obit. not.); Leopoldina 31: 169. 1895; Nat. Nov. 17: 292. 1895 (d.); Proc. Yorkshire Geol. Polytechn. Soc. ser. 2. 13: 95-111. 1899 (obit., bibl.); Science ser. 2. 2: 15. 1895 (d.), ser. 2. 3: 629. 1896 (autobiogr. to be publ.).
- Bailey, C., Rep. Proc. Manchester Sci. Student Ass. 1885: 77-84. 1886 (biogr. sketch).
- Boase, F., Modern Engl. biogr. 3: 1386-1387. 1965.
- Bower, F.O., Sixty years of botany in Britain 68-71, portr. 1938.
- Bridson, G.D.R. et al., Nat. hist. mss. res. Brit. isl. 250.1. 1980.
- Candolle, C. de, Mém. Soc. phys. Hist. nat. Genève 32(2): xi-xii. 1897 (obit.).
- Carruthers, W., J. Bot. 33: 298-300. 1895 (obit.).
- Daintith, J. et al., Biogr. encycl. sci. 2: 850-851. 1981.
- Dallman, A.A. & M.H. Wood, Trans. Liverpool Bot. Soc. 1: 100-105. 1909 (curr. vit., bibl.).
- Kent, D.H. & D.E. Allen, Brit. Irish herb. 275. 1984 (herb. coll. not traced).
- Oliver, F.W., Makers of British botany 243-260. 1913.
- Scott, D.H., Science Progress 4: 253-272. 1895 (obit., bibl.); Proc. R. Soc. 60: xxvii-xxxii. 1897 (obit.).
- Solms-Laubach, H., Nature 52: 441-443. 1895 (obit.).
- Verdoorn, F., ed., Man. pteridol. 640 \[index\]. 1938.
- Ward, L.F., Ann. Rep. U.S. Geol. Surv. 5: 376. 1885; Science ser. 2. 2(32): 141-150. 1895 (Saporta and Williamson).
- Williamson, W.C, Reminescenses of a Yorkshire naturalist, xii, 228 p., 1896 (autobiography edited by his wife "A.C.W." i.e. Annie Crawford Williamson; see also A.C. Williamson, Nature 54: 173. 1896 and E. Frankland, ib. 54: 247. 1896; the last chapter of the Reminiscenses is also due to Mrs Williamson; the book also contains a bibliography).
- Zittel, K.A. von, Gesch. Geol. Paläont. 672, 784, 797. 1899; Hist. geol. palaeontol. 372, 383. 1901.
#### Composite works
Contributed *Algae filiformes-Algae silicatae*, with J. Sidebotham to R. Buxton, *Bot. Guide fl. pl*. 1849. TL-2/939.
#### Eponymy
*Williamsonia* W. Carruthers (1870, also honors W.C. Williamson's father, John) as well as the derived genus name *Williamsonianthus* R. Kräusel et F. Schaarschmidt (1966); *Williamsoniella* H.H. Thomas (1915).
### Publications
##### n.17.798. On the structure of the woody zone of an undescribed form of Calamite
**Title**
*On the structure of the woody zone of an undescribed form of Calamite*... London (printed by Taylor and Francis...) 1869. Oct.
**Notes**
*Publ*.: 1869 (read 3 Nov 1868), cover-t.p., p. \[155\]-183, *pl. 1-5. Copy*: NY. – Reprinted and to be cited from Mem. Manchester Lit. Philos. Soc. ser. 3. 4: 155-183, *pl. 1-5*. 1869.
##### n.17.799. Contributions towards the history of Zamia Gigas
**Title**
*Contributions towards the history of Zamia Gigas*, Lindl. & Hutt.... Extracted from the Transactions of the Linnean Society of London,... \[1870\]. Qu.
**Notes**
*Publ*.: 21 Mai 1870 (in journal), p. \[663\]-674, *pl. 52-53* (uncol. auth.). *Copies*: HH, US. – Reprinted and to be cited from Trans. Linn. Soc. London 26(4): \[663\]-674, *pl. 52-53*. 1870.
##### n.17.800. On the organization of the fossil plants of the Coal-measures
**Title**
*On the organization of the fossil plants of the Coal-measures*. – Part i. *Calamites*... \[Phil. Trans. R. Soc. 161, 1871\]. Qu.
**Notes**
*Series*: 19 papers in Phil. Trans. R. Soc. \["Trans."\] 1871-1893. *Copies* of reprints: BR, NY.
*1*: 1871 (read 26 Jan 1871), p. 477-510, *pl. 13-29*. -Trans. 161: 477-510, *pl. 13-29*. 1871 (volume as a whole publ. 1872). – *Calamites. – Prelim. publ*.: Proc. R. Soc. 19: 268-272. 1871. – Also: Ann. Mag. nat. hist. 7: 299-302. 1871.
*2*: 1872 (read 15 Jun 1871), p. 197-240, *pl. 24-31*. – Trans. 162: 197-240, *pl. 24-31*. – *Lycopodiaceae*: Lepidodendron and Sigillariae. – *Prelim. publ*.: Proc. R. Soc. 19: 500-504. 1871. – Also: Ann. Mag. nat. Hist. 8: 134-138. 1871.
*3*: 1872 (read 7 Mar 1872), p. 283-318, *pl. 41-45*. – Trans. 162: 283-318, *pl. 41-45*. – *Lycopodiaceae* (continued). – *Prelim. publ*.: Proc. R. Soc. 20: 199-203. 1872.
*4*: 1873 (read 19 Dec 1872), p. 377-408, *pl. 22-31*. – Trans. 163(1): 377-408, *pl. 22-31*. 1873. – *Dictyoxylon, Lyginodendron*, and *Heterangium. – Prelim. publ*.: Proc. R.Soc. 21: 86-90. 1870.
*5*: 1874 (read 19 Jun 1873), p. 41-81, *pl. 1-9*. – Trans. 164(2): 41-81, *pl. 1-9*. 1874. – *Asterophyllites. – Prelim. publ*.: Proc. R. Soc. 21: 394-398. 1873. – See also Monthly microsc. J. 10: 129-133. 1873.
*6*: 1874 (read 26 Mar 1874), p. \[675\]-703, *pl. 51-58*. – Trans. 164(2): 675-703, *pl. 51-58. *1874. – *Ferns. – Prelim. publ*.: Proc. R. Soc. 22: 248-251. 1874.
*7*: 1875 (read 10 Jun 1875), p. \[1\]-25, *pl*. 1-7. – Trans. 166(1): 1-25. 1875. – *Myelopteris, Psaronius and Kaloxylon. – Prelim. publ*.: Proc. R. Soc. 23: 452-455. 1875.
*8*: 1876 (read 18 Mai 1876), p. \[213\]-270, *pl. 5-16*. – Trans. 167(1): 213-270, *pl. 5-16. *1876. – *Ferns* (ctd.) *and Gymnospermous stems and seeds. – Prelim. publ*.: Proc. R. Soc. 25: 68-73. 1876. – See also Ann. Mag. nat. hist. 18: 248-273. 1876.
*9*: 1878 (read 15 Nov 1877), p. \[i-ii\], \[319\]-364, *pl. 19-25*. -Trans. 169(2): 319-364. – *Prelim. publ*.: Proc. R. Soc. 26: 411-415. 1878. "On the latest researches..."
*10*: 1880 (read 27 Mar 1879; Bot. Zeit. 28 Jan 1881 as of "1880"), p. \[i-ii\], \[493\]-539, *pl. 14-21*. – Trans. 171(2): 493-539, *pl. 14-21*. 1880. – "Including an examination of the supposed Radiolarians of the Carboniferous Rocks". – *Prelim. publ*.: Proc. R. Soc. 1879: 445-449.
*11*: 1881 (p. 305: 23 Jan 1881; Bot. Zeit. 31 Mar 1882 (as of 1882), p. \[i-ii\], \[283\]-305, *pl. 47-54*. – Trans. 172(2): 283-305, *pl. 47-54*. 1881. – *Prelim. publ*.: Proc. R. Soc. 30: 550-551. 1880. – See also Nature 22: 281-282. 1880.
*12*: 1883, p. \[i-ii\], 459-475, *pl. 27-34*. – Trans. 174(2): 459-475, *pl. 27-34*. 1883. – *Prelim. publ*.: Proc. R. Soc. 34: 31-35. 1883.
*13*: Oct 1887 (mss. revised Mai 1887; printed 30 Sep 1887; Bot. Zeit. 25 Nov 1887), p. \[2891-304, *pl. 21-24*. – Trans. 178: 289-304, *pl. 21-24*. 1887 (volume as a whole 1888). – *Heterangium Tillaeoides*... and *Kaloxylon Hookeri*.
*14*: 1888 (printed 6 Feb 1888), p. 47-57, *pl. 8-11*. – Trans. 179: 47-57, *pl. 8-11*. 1888. – The true fructification of *Calamites*.
*15*: Apr 1889 (read 21 Jun 1888, printed 2 Apr 1889; Bot. Zeit. 26 Apr 1889), p. 155-168, *pl. 1-4*. – Trans. 180: 155-168, *pl. 1-4*. 1889 (volume as a whole 1890).
*16*: Nov-Dec 1890 (read 14 Mar 1889; printed 23 Nov 1889; Bot. Zeit. 27 Dec 1889), p. 195-214, *pl. 5-8*. – Trans. 180: 195-214. *pl. 5-8*. 1890.
*17*: Nov-Dec 1890 (read 13 Mar 1890, printed 10 Nov 1890), p. 89-106, *pl. 12-15*. 1891. – Trans. 181: 89-106. *pl. 12-15*. 1891.
*18*: 1891 (read 12 Feb 1981, printed 3 Jun 1891), p. 255-265, *pl. 25-28*. – Trans. 182: 255-265, *pl. 25-28*. 1892 (volume as a whole 1892).
*19*: 1893 (printed 27 Feb 1893), p. \[1\]-38, *pl.1-9*. – Trans. 184: 1-38. 1893.
*Index*: 1891-1894. – *General morphological and histological index to* the author's collective memoirs on *the fossil plants of the Coal measures*. Parts 1-3, Manchester (36 George Street) 1891-1894. Oct., 3 parts. (*Index foss. pl. Coal meas.*). *Copy*: BR.
*1*: 1891, cover-t.p., p. \[1\]-16. – Reprinted or preprinted from Mem. Manch lit. philos. Soc. 4: 53-68. 1891.
*2*: 1893, cover-t.p., p. \[1\]-37. – Id. 7: 91-127. 1893.
*3*: 1894, cover-t.p., p. 54-74. – Id. 8: 54-74. 1894.
##### n.17.801. Coal and coal plants
**Title**
*Coal and coal plants*: a lecture delivered in the City Hall, Glasgow,... London and Glasgow (William Collins, Sons & Company) 1876. Oct.
**Abbreviated title**: *Coal coal pl.*
**Notes**
*Publ*.: 1876, p. \[1\]-35. *Copy*: HH.
##### n.17.802. Sphenophyllum, Asterophyllites, and Calamites
**Title**
*Sphenophyllum, Asterophyllites, and Calamites*, deren Stellung zu einander nach den letzten Beobachtungen... \[Separat-Abdruck aus dem Neuen Jahrbuch für Mineralogie, ... 1879\]. Oct.
**Notes**
*Publ*.: 1879, p. \[i, recto of 256\], \[256\]-259. *Copy*: BR. – Reprinted and to be cited from Neu. Jahrb. Mineral. 1879: 256-259. – Followed on p. 260-264 by further comments on this subject by E. Weiss.
##### n.17.803. On some anomalous Oolitic and Palaeozoic forms of vegetation
**Title**
Royal Institution of Great Britain... *On some anomalous Oolitic and Palaeozoic forms of vegetation*... \[Proceedings... 1884\]. Oct.
**Notes**
*Publ*.: 1884 (read 16 Feb 1883; Proceedings volume 1884; preprinted 1883?), p. \[1\]-13.
*Copy*: BR. – Preprinted or reprinted from Proc. R. Inst. Gr. Brit. 10: 220-232. 1884.
##### n.17.804. On the morphology of Pinites oblongus
**Title**
*On the morphology of Pinites oblongus* (Abies oblonga of Lindley and Hutton)... London (printed by Taylor and Francis,...) 1886. Oct.
**Notes**
*Publ*.: 1886, cover-t.p., p. \[189\]-194, *pl. 9. Copy*: HH. – Reprinted and to be cited from Mem. Manch. Lit. philos. Soc. ser. 3. 10: 189-194, *pl. 9*. 1886.
##### n.17.805. On the relations of Calamodendron to Calamites
**Title**
*On the relations of Calamodendron to Calamites*... London (printed by Taylor and Francis,...) 1887. Oct.
**Notes**
*Publ*.: Jan-Mai 1887 (t.p. reprint, p. 271: 1 Oct 1886; Bot. Zeit. 29 Apr 1887), cover-t.p., p. \[257\]-271, *pl. 14-16. Copy*: BR. – Reprinted and to be cited from Mem. Manch. lit. philos. Soc. ser. 3. 10: 257-271, *pl. 14-16*. 1887.
##### n.17.806. A monograph on the morphology and histology of Stigmaria ficoides
**Title**
*A monograph on the morphology and histology of Stigmaria ficoides*... London (printed for the Palaeontographical Society) 1887. Qu.
**Abbreviated title**: *Monogr. Stigmaria ficoid.*
**Notes**
*Publ*.: 1887 (p. iv: 2 Oct 1886; Bot. Zeit. 24 Jan 1887), p. \[i\*-ii\*\], \[i\]-iv, \[1\]-62, *pl. 1-15 *with text. *Copies*: BR, G; IDC 219. – The Palaeontographical Society volume for 1886, publ. 1887.
*Ref*.: Knowlton, F.H., Bot. Gaz. 13(2): 43-44. Feb 1888 (rev.).
- Potonié, H., Bot. Centralbl. 33: 82-84. 16-20 Jan 1888 (rev.).
##### n.17.807. Further observations on the organization of the fossil plants of the Coal-measures
**Title**
*Further observations on the organization of the fossil plants of the Coal-measures*... London (published for the Royal Society) 1895-1896. 3 parts. Qu.
**Abbreviated title**: *Furth. observ. foss. pl. Coal-meas.*
**Notes**
*Co-author*: Dukinfield Henry Scott (1854-1934), see TL-2/457-461.
*1* (*Calamites, Calamostachys and Sphenophyllum*): Feb 1895 (printed 7 Feb 1895), cover-t.p., p. 863-959, *pl. 72-86*. – Preprinted from Philos. Trans. R. Soc. 185B: 863-959. *pl. 72-86*. 1895. – *Abstract*: Proc. R. Soc. 55: \[117\]-124. 1894.
*2*(*The roots of Calamites*): Dec 1895 (preprinted 18 Dec 1895), cover-t.p., p. 683-701, *pl*. *15-17*. – Id. 186B: 683-701, *pl. 15-17*. 1896.
*3* (*Lyginodendron and Heterangium*): Apr 1896 (printed 9 Apr 1896; Bot. Zeit. 16 Dec 1896), cover-t.p., err. slip, p. 703-779, *pl. 18-29.* – Id. 186B: 703-779, *pl. 18-29.* 1896. – *Abstract*: Proc. R. Soc. 58: 195-204. 1895.
*Copies*: B, U.