| Title | The New Britton and Brown Illustrated Flora of the Northeastern United States and Adjacent Canada |
| Abbreviation | Ill. Fl. N. U.S. [Britton & Brown], (ed. 3). |
| Authors | H. A. Gleason |
| Publication Dates | 3 volumes, 1952 second printing, slightly revised, 1958 third printing, slightly revised, 1963 fourth printing, unchanged, 1968 |
| TL2 | 778 |
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