> [!cite] BHL link: this entry starts at [page 434](https://www.biodiversitylibrary.org/page/33068676) of TL-2 Vol. II > Author links: [IPNI](https://www.ipni.org/a/4458-1) LSID 4458-1, [Wikidata](https://www.wikidata.org/wiki/Q21516978) QID Q21516978 > Support pages: [[Abbreviations|abbreviations]], [[Layout key|layout key]], [[Cite TL-2|cite TL-2]] ### Author Jeffs, Royal Edgar (1879-1933), American botanist; M.S.A. Iowa State College 1910; Ph. D. State University Iowa 1923; professor of biology at Iowa Wesleyan College 1910-1912; at Friends University 1913-1914; instructor (1916-1921) and professor of botany (1923-1932) at the University of Oklahoma. **Abbreviated name**: *Jeffs* \[standard form in IPNI: *Jeffs*\] #### Herbarium and types Material at [[Collection IA|IA]], [[Collection ISC|ISC]], [[Collection MICH|MICH]], [[Collection OKL|OKL]] and [[Collection OKLA|OKLA]]. #### Bibliography and biography Barnhart 2: 249; BL 1: 208, 303; Hortus 3: 1196 ("Jeffs"); IH 2: 315; NAF ser. 2. 5: 244. - Anon., Nature 131: 646. 1933; Science 77: 344. 1933. - Yarbrough, J.A., Proc. Iowa Acad. Sci. 40: 35-36. 1933. ### Publications ##### n.3323. Publ. Univ. Okla. Biol. Survey **Title** A preliminary list of the ferns and seed plants of Oklahoma. *Publ. Univ. Okla. Biol. Survey* 2(2): 39-101. 1930. **Notes** *Co-author*: Elbert L. Little, Jr. (1907-x). *Publ*.: 28 Jun 1930, p. \[i-vi\], \[33\]-101. *Copies*: MICH, MO, NY. *Ref*.: Jeffs, Key to the ferns and seed plants of Oklahoma, Norman, Oklahoma 1931, 147 p. - Little and Olmsted, Proc. Oklahoma Acad. Sci. 15: 44-49. 1935 (additions).