> [!cite] BHL link: this entry starts at [page 397](https://www.biodiversitylibrary.org/page/33066737) of TL-2 Vol. VII
> Author links: [IPNI](https://www.ipni.org/a/13025-1) LSID 13025-1, [Wikidata](https://www.wikidata.org/wiki/Q6442708) QID Q6442708
> Support pages: [[Abbreviations|abbreviations]], [[Layout key|layout key]], [[Cite TL-2|cite TL-2]]
### Author
Witham, Henry Thomas Maire (né Silvertop) (1779-1844), British geologist and palaeobotanist; married Eliza Witham of Headlam 1800; sheriff of County Durham; from 1801-1826 living at Larbington, subsequently living in Edinburgh; founder, 1829, of the Natural History Society of Northumberland.
**Abbreviated name**: *Witham* \[standard form in IPNI: *Witham*\]
#### Herbarium and types
Unknown.
#### Bibliography and biography
Andrews p. 350; Barnhart 3: 509; BB p. 331-332; BM 5: 2343; GSP 6: 404; Desmond p. 670 (b. 28 Mai 1779, d. 28 Nov 1844); DSB 14: 462-463 (A.G. Long) (further sec. lit.); Jackson p. 176, 181; PR 10357-10359, ed. 1: 11324-11326.
#### Biofile
- Andrews, H.N., Fossil hunters 76-79. 1980.
- Anon., Brit. Mus. gen. cat. print. books 259: 784. 1965.
- Rackham, R.A., Newsletter Soc. Hist. nat. Hist. 19: 9-10. 1983.
- Scott, D.H., *in* F.W. Oliver, Makers Brit. Bot. 243-260. 1913.
#### Eponymy
*Withamia* Unger (1842); *Withamia* A.C. Seward (1895).
### Publications
##### n.18.074. Observations on fossil vegetables
**Title**
*Observations on fossil vegetables*, accompanied by representations of their internal structure, as seen through the microscope... Edinburgh (William Blackwood), London (T. Cadell,...) 1831 \[i.e. 1830\]. Qu.
**Abbreviated title**: *Observ. foss. veg.*
**Notes**
*publ*.: 1 Dec 1830 (date receipt of copy from author by Geol. Soc. London; t.p. 1831, p. \[iii\]: 1 Nov 1830), p. \[i-iii\], \[1\]-48, *pl. 1-6* (uncol. liths. W. MacGillivray). *Copies*: NY, PH.
##### n.18.075. A description of a fossil tree
**Title**
*A description of a fossil tree* discovered in the Quarry at Craigleith near Edinburgh in the month of November 1830), Edinburgh 1831. Qu.
**Abbreviated title**: *Descr. foss. tree*.
**Notes**
*Publ*.: 28 Jul 1831 (or somewhat earlier; date receipt Geol. Soc. London). – Preprinted or reprinted from Trans. Nat. Hist. Soc. Newcastle 1: 294-301. 1831.
*Re-publication*: with a "Short account of a fragment and branch found in 1831", in Trans. R. Soc. Edinburgh 12: 147-152.
##### n.18.076. The internal structure of fossil vegetables
**Title**
*The internal structure of fossil vegetables* found in the Carboniferous and Oolitic deposits of Great Britain, described and illustrated... Edinburgh (Adam & Charles Black), London (Longman,...) 1833. Qu.
**Abbreviated title**: *Int. struct. foss. veg.*
**Notes**
*Publ*.: 1833 (p. \[iii\]: 1 Jun 1833), p. \[i-iii\], \[1\]-84, *pl. 1-16* (p.p. col. liths. W. MacGillivray). *Copies*: G, HH, PH, Geol. Bur. Heerlen.