| Name | Cook, Orator Fuller | 
| Date of birth | 1867  | 
| Date of death | 1949  | 
| Remarks | ; vide Underwood, L. M. [author note: Herbarium and types: US (15,000 cryptogams); additional material at BPI, DPU, FH, GH, MO, NY, PH (hepatics), WELC (now at NY)] [collector note: Original coll. from America and Africa: US (incl. 15.000 Crypt.); Colombia (Cauca, 1913): US; Costa Rica: GH, US (orig.); Guatemala: US (orig.); Haiti: US (orig.); Liberia (1892-1895): GH, MO, US (5000, orig.); Mexico: MO, US; District of Columbia, New York: BPI, K (82)] | 
| ASA Botanist ID | 101390 botanist | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/76aecdfc-46fa-4aa8-aab1-3e1f83eb31d8 | 
| Variant name | Cook, O. F. | 
| Variant name | Cook, Orator Fuller et alia | 
| Variant name | Orator Fuller Cook | 
| Author name | O. F. Cook | 
| B & P Author Abbrev. | O. F. Cook | 
| Standard/Label Name | O. F. Cook | 
| Full Name | Cook, Orator Fuller | 
| Geography Author | United States of America | 
| Geography Collector | Colombia,  Costa Rica,  Guatemala,  Haiti,  Liberia,  Mexico,  United States of America | 
| Specialty Author | Fungi and Lichens | 
| Specialty Author | Pteridophytes | 
| Specialty Author | Spermatophytes | 
| Citation as Author |  Authors of Plant Names. Royal Botanic Gardens, Kew | 
| Citation as Author | Taxon. Lit., ed. 2 (TL2)/S  | 
| Citation as Collector | Index Herbariorum - Collectors A-D  | 
| Member of teams/groups |  | 
| Author in  | Cent. Ill. Fungi Gen. Syn. | 
| Author in  | Hepat. Amer. | 
| Holdings | Search for specimens collected by O. F. Cook | 
| Collections in | 1887 (7),  1888 (1),  1889 (2),  1892 (1),  1894 (1),  1899 (5),  1904 (2),  1905 (1),  1924 (1),  1926 (1) | 
| Collector Teams: | O. F. Cook & R. D. Martin  O. F. Cook & R. F. Griggs  O. F. Cook & G. B. Gilbert  O. F. Cook et al.  O. F. Cook & G. N. Collins  O. F. Cook & C. B. Doyle  O. F. Cook & Doyle  O. F. Cook & G. N. Collins  L. M. Underwood & O. F. Cook   | 
| Author Teams: | O. F. Cook & Doyle  O. F. Cook & G. N. Collins   |