- E. O. Wooton 9,322
- E.O. Wooton 814
- E. O. Wooton & P. C. Standley 707
- Wooton, E.O. 315
- Elmer O. Wooton 248
- Wooton EO 155
- E. O. Wooton; Paul Standley 132
- Wooton, E. O. 75
- E.O. Wooton; P.C. Standley 66
- Wooton, E O 27
- Elmer O. Wooton|Paul C. Standley 25
- Wooton, Elmer Otis 25
- E. O. Wooton & Standley 21
- E. Wooton 14
- Wooton, EO 9
- E. O. Wooton & P. Standley 9
- Wooton, E., O. 7
- Wooton, E. O. (Coll. Delessert 1899) 7
- Wooton, E O; Standley, Paul C 6
- Wooton,E.O. 5
- Wooton, E. O.; Standley, Paul 5
- E.O. Wooton & P.C. Standley 5
- E. O. Wooton; Paul C. Standley 5
- Elmer Ottis Wooton 5
- Wooton, E. O. (Coll. Barbey-Boissier) 5
- E.O. WOOTON (S.N.) 4
- Wooton, E. O. (Coll. Boissier & Barbey-Boissier) 4
- Wooton, E. O. (Coll. Delessert) 4
- Wooton EO; Standley PC 4
- Wooton, E.O.; P. Standley 3
- Wooton & Standley 2
- Wooton; Standley 2
- Wooton, Elmer Otis; Standley, Paul Carpenter 2
- EO Wooton 2
- E. O. Wooton; P. C. Standley 2
- Wooton, E.; et al. 2
- Wooton,E.O. 23 1
- Wooton,E.O. s.n. [1902]|Wooton,E.O. 1
- E.O. WOOTON 209 1
- Wooton, E. O. (Coll. Boissier et Barbey-Boissier) 1
- Wooton, E. O. (Coll. Barbey- Boissier) 1
- Wooton,E.O. 389 1
- Wooton,E.O. 433 1
- Wooton, Elmer Otis; Standley, P. C. 1
- Wooton, Elmer Otis; Standley, Paul 1
- Wooton,E.O. 385 1
- E. Wooton & T. Cockerell 1
- Wooton, E.; Standley, Paul 1
- Wooton,E.O. 427 1
- Wooton,E.O. 460 1