> [!cite] BHL link: this entry starts at [page 457](https://www.biodiversitylibrary.org/page/33066797) of TL-2 Vol. VII
> Author links: [IPNI](https://www.ipni.org/a/11871-1) LSID 11871-1, [Wikidata](https://www.wikidata.org/wiki/Q21612994) QID Q21612994
> Support pages: [[Abbreviations|abbreviations]], [[Layout key|layout key]], [[Cite TL-2|cite TL-2]]
### Author
Worsdell, Wilson Crosfield (1867-1957), American-born British horticulturist and botanist; studied horticulture in Holland and England; sometime demonstrator in botany at University College of London and working at the Jodrell Laboratory; acting professor of botany S. African College, Cape Town 1909-1910; lecturer in botany Victoria College, Stellenbosch 1912-1913; subsequently working at the Jodrell Laboratory and the Royal Botanic Gardens Kew.
**Abbreviated name**: *Worsdell* \[standard form in IPNI: *Worsd.*\]
#### Herbarium and types
[[Collection BIRM|BIRM]] (S. Afr. pl.); British plants at [[Collection BDK|BDK]], [[Collection BM|BM]]([[Collection K|K]], alg.), [[Collection GLW|GLW]], [[Collection K|K]], [[Collection NMW|NMW]] and [[Collection QMC|QMC]] (see Kent & Allen, 1981).
#### Bibliography and biography
Barnhart 3: 521; Biol.-Dokum. 19: 10187; BJI 2: 194; Bossert p. 443; CSP 19: 716-717; Desmond p. 677 (b. 15 Sep 1867, d. 29 Oct 1957); Langman p. 812; Moebius p. 146, 209; Rehder 5: 932; TL-2/12.808; Tucker 2: xli.
#### Biofile
- Anon., Bull. misc. Inf. Kew 1909:22 (deputy prof. bot. S. Afr. Coll., Cape Town, replacing H.H.W. Pearson); Gard. Chron. 142: 378. 1957 (obit.); Index Amer. bot. lit. 1886-1966. 4: 582. 1969; Nat. Nov. 31: 241. 1909 (interim prof. bot. Cape Town).
- Bridson, G.D.R. et al., Nat. hist. mss. res. Brit. Isl. 224.105. 1980.
- Bullock, A.A., Bibl. S. Afr. bot. 131. 1978.
- Burtt Davy, J., Bull. misc. Inf. Kew 1925: 367.
- Gunn, M. & L.E. Codd, Bot. expl. S. Afr. 381. 1981.
- Hutchinson, J., Taxon 2: 14-16. 1953 (biogr. sketch, portr.).
- Kent, D.H. & D.E. Allen, Brit. Irish herb. 279. 1984 (coll.).
- Levyns, M.R.B., Botanist's memoirs 3. 1968; Insnar'd with flowers 17, 18. 1977.
- Verdoorn, F., ed., Chron. bot. 6: 416. 1941.
#### Composite works
Editor of *Index londinensis, suppl. 1 and 2*, 1941, see O. Stapf, TL-2/12.808.
### Publications
##### n.18.313. The anatomy of the stem of Macrozamia
**Title**
*The anatomy of the stem of Macrozamia* compared with that of other genera of Cycadeae... Annals of Botany... 1896. Oct.
**Notes**
*Publ*.: Dec 1896, p. \[601\]-620, *pl. 27-28. Copy*: B. – Reprinted and to be cited from Ann. Bot. 10(40): 601-602, *pl. 27-28.* 1896.
##### n.18.314. On "transfusion tissue"
**Title**
*On* "*transfusion tissue*": its origin and function in the leaves of gymnospermous plants... London (printed for the Linnean Society...) 1897. Qu.
**Notes**
*Publ*.: Dec 1897, cover-t.p., p. 301-319, *pl. 23-26. Copy*: BR. – Issued as and to be cited from Trans. Linn. Soc. London ser. 2. Bot., 5(8): 301-319, *pl. 23-26.* 1897.
##### n.18.315. The vascular structure of the sporophylls of the Cycadaceae
**Title**
*The vascular structure of the sporophylls of the Cycadaceae*... Annals of Botany... 1898.
**Notes**
*Publ*.: Jun 1898, p. \[203\]-241, *pl. 17-18. Copies*: B, BR. – Reprinted and to be cited from Ann. Bot. 12(46): \[203\]-241, *pl. 17-18.* 1898.
##### n.18.316. The comparative anatomy of certain genera of the Cycadaceae
**Title**
*The comparative anatomy of certain genera of the Cycadaceae*... Extracted from the Linnean Society's Journal-Botany \[1898\]. Oct.
**Notes**
*Publ*.: 1 Jul 1898, p. \[437\]-457, *pl. 20. Copy*: B. – Reprinted and to be cited from J. Linn. Soc, Bot. 23: 437-457, *pl. 20.* 1898.
##### n.18.317. Observations on the vascular system of the female "flowers" of Coniferae
**Title**
*Observations on the vascular system of the female "flowers" of Coniferae*... Annals of Botany,... 1899. Oct.
**Notes**
*Publ*.: Dec 1899, p. \[527\]-548, *pl. 27. Copy*: B. – Reprinted and to be cited from Ann. Bot. 13(52): \[527\]-548, *pl. 27.* 1899.
##### n.18.318. The structure of the female "flower" in Coniferae
**Title**
*The structure of the female "flower" in Coniferae*. An historical study... Annals of Botany... 1900. Oct.
**Notes**
*Publ*.: Mar 1900, p. \[39\]-82. *Copies*: B, BR. – Reprinted and to be cited from Ann. Bot. 14(53): \[391-82. 1900.
##### n.18.319. The comparative anatomy of certain species of Encephalartos
**Title**
*The comparative anatomy of certain species of Encephalartos*, Lehm.... London (printed for the Linnean Society...) 1900. Oct.
**Notes**
*Publ*.: Oct 1900, cover-t.p., p. 445-459, *pl. 43. Copy*: BR. – Issued as and to be cited from Trans. Linn. Soc. London ser. 2, Bot. 5(14): 445-459, *pl. 43.* 1900.
##### n.18.320. The affinities of the Mesozoic fossil, Bennettites Gibsonianus
**Title**
*The affinities of the Mesozoic fossil, Bennettites Gibsonianus*, Carr.... Annals of Botany,... 1900. Oct.
**Notes**
*Publ*.: Dec 1900, p. \[1\]-4. *Copy*: B. – Reprinted and to be cited from Ann. Bot. 14(56): 717-727. 1900.
##### n.18.321. The morphology of the "flowers" of Cephalotaxus
**Title**
*The morphology of the "flowers" of Cephalotaxus*... Annals of Botany... 1901. Oct.
**Notes**
*Publ*.: Dec 1901, p. \[637\]-652, *pl. 31. Copy*: B. – Reprinted and to be cited from Ann. Bot. 15(60): \[6371-652, *pl. 35.* 1901.
##### n.18.322. The evolution of the vascular tissue of plants
**Title**
*The evolution of the vascular tissue of plants*... Reprinted from the Botanical Gazette ... 1902. Oct.
**Notes**
*Publ*.: 25 Sep 1902, p. 216-223. *Copy*: B. – Reprinted and to be cited from Bot. Gaz. 34(3): 216-223. 1902.
##### n.18.323. The structure and morphology of the "ovule
**Title**
*The structure and morphology of the "ovule*". An historical sketch... Annals of Botany... 1904. Oct.
**Notes**
*Publ*.: Jan 1904, p. \[59\]-86. *Copy*: B. – Reprinted and to be cited from Ann. Bot. 18(69): \[59\]-86. 1914.
*Ref*.: Solms, H., Bot. Zeit. 62: 373. 16 Dec 1904 (critical review).
##### n.18.324. The structure and origin of the Cycadaceae
**Title**
*The structure and origin of the Cycadaceae*... Annals of Botany... 1906. Oct.
**Notes**
*Publ*.: Apr 1906, p. \[129\]-159. *Copies*: B, BR. – Reprinted and to be cited from Ann. Bot. 20(78): \[129\]-159. 1906.
*Ref*.: Solms, H., Bot. Zeit. 64: 305-307. 16 Oct 1906 (rev.).
##### n.18.325. A study of the vascular system in certain orders of the Ranales
**Title**
*A study of the vascular system in certain orders of the Ranales*... Annals of Botany... 1908. Oct.
**Notes**
*Publ*.: Oct 1908, cover-t.p., p. \[653\]-682, *pl. 32-33. Copies*: B, BR. – Reprinted and to be cited from Ann. Bot. 22(88): \[653\]-682, *pl. 32-33.* 1908.
##### n.18.326. The principles of plant-teratology
**Title**
*The principles of plant-teratology*... London (printed for the Ray Society...) 1915, 2 vols. Oct.
**Abbreviated title**: *Princ. pl.-teratol.*
**Notes**
*1*: 1915 (p. vii: 7 Oct 1915), p. \[i\]-xxiv, \[1\]-270, *pl. 1-25*, with text.
*2*: 1916, p. \[i\]-xvi, \[1\]-296, *pl. 26-53*, id.
*Copies*: BR, G, HH, MO, NY, PH.
*Ref*.: Rendle, A.B., J. Bot. 54: 149-150. 1916 (rev.).