| Rubus baileyanus Britton x R. enslenii Tratt. | | | | 2865319 |  |
| Rubus baileyanus Britton x R. enslenii Tratt. | | | | 2865320 |  |
| Rubus baileyanus Britton x R. procumbens Muhl. | | | | 02865339 |  |
| Rubus baileyanus Britton x R. procumbens Muhl. | | | | 2865341 |  |
| Rubus baileyanus Britton x R. procumbens Muhl. | | | | 2865342 |  |
| Rubus baileyanus Britton x R. procumbens Muhl. | | | | 2865344 |  |
| Rubus baileyanus Britton x R. procumbens Muhl. | | | | 2865345 |  |
| Rubus baileyanus Britton x R. procumbens Muhl. | | | | 2865347 |  |
| Rubus baileyanus Britton x R. procumbens Muhl. | | | | 2865349 |  |
| Rubus baileyanus Britton x R. procumbens Muhl. | | | | 2865350 |  |
| Rubus baileyanus Britton x R. procumbens Muhl. | | | | 2865351 |  |
| Rubus baileyanus Britton x R. procumbens Muhl. | | | | 2865353 |  |
| Rubus baileyanus Britton x R. procumbens Muhl. | | | | 2865354 |  |
| Rubus baileyanus Britton x R. procumbens Muhl. | | | | 2865355 |  |
| Rubus baileyanus Britton x R. procumbens Muhl. | | | | 2865356 |  |
| Rubus baileyanus Britton x R. procumbens Muhl. | | | | 2865357 |  |
| Rubus baileyanus Britton x R. procumbens Muhl. | | | | 2865358 |  |
| Rubus baileyanus Britton x R. procumbens Muhl. | | | | 2865361 |  |
| Rubus baileyanus Britton x R. procumbens Muhl. | | | | 2865365 |  |
| Rubus baileyanus Britton x R. procumbens Muhl. | | | | 2865368 |  |
| Rubus baileyanus Britton x R. procumbens Muhl. | | | | 2865369 |  |
| Rubus baileyanus Britton x R. procumbens Muhl. | | | | 2865372 |  |
| Rubus baileyanus Britton x R. nigricans Rydb. | | | | 02865384 |  |
| Rubus baileyanus Britton x R. nigricans Rydb. | | | | 2865385 |  |
| Rubus baileyanus Britton x R. nigricans Rydb. | | | | 2865386 |  |
| Rubus baileyanus Britton x R. nigricans Rydb. | | | | 2865388 |  |
| Rubus baileyanus Britton x R. nigricans Rydb. | | | | 2865390 |  |
| Rubus enslenii Tratt. x R. baileyanus Britton | | | | 2866423 |  |
| Rubus baileyanus Britton | P. A. Rydberg 62 | United States of America. Kansas. Linn Co. Pleasanton. Schoolhouse Hill. | | 2865271 |  |
| Rubus baileyanus Britton x R. procumbens Muhl. | | | | 2865348 |  |
| Rubus baileyanus Britton | E. S. Steele s.n.
08 May 1897 | United States of America. District of Columbia. Washington D.C. | | 2865264 |  |
| Rubus baileyanus Britton x R. enslenii Tratt. | E. S. Steele s.n.
19 May 1901 | United States of America. District of Columbia. Washington D.C. | | 2865317 |  |
| Rubus enslenii Tratt. x R. baileyanus Britton | W. C. Ferguson 3999
03 Jul 1925 | United States of America. New York. Suffolk Co. Wyandanch. Long Island. | | 2866430 |  |
| Rubus baileyanus Britton | E. S. Steele s.n. with R. Rusteni, Rydberg,
19 May 1900 | United States of America. District of Columbia. Washington D.C. Washington D.C. and Vicinity. | | 2865276 |  |
| Rubus baileyanus Britton | | | | 2865288 |  |
| Rubus argutus Link x R. baileyanus Britton | E. P. Bicknell 11746
18 Jul 1908 | United States of America. New York. Queens Co. New York City. East Rockaway. | | 02865071 |  |
| Rubus argutus Link x R. baileyanus Britton | E. P. Bicknell 11747 with Mrs. Bicknell,
05 Sep 1908 | United States of America. New York. Woodmere bog. | | 2865072 |  |
| Rubus argutus Link x R. baileyanus Britton | E. P. Bicknell 11755
12 Oct 1911 | United States of America. Massachusetts. Dukes Co. Edgartown. Chappaquiddick Island. | | 2865073 |  |
| Rubus argutus Link x R. baileyanus Britton | E. P. Bicknell 11750
23 Jun 1910 | United States of America. Massachusetts. Nantucket Co. Nantucket. cliff. | | 2865074 |  |
| Rubus argutus Link x R. baileyanus Britton | E. P. Bicknell 11748
04 Oct 1909 | United States of America. Massachusetts. Dukes Co. Edgartown. Chappaquiddick Island. | | 2865075 |  |