An enumeration of the plants collected by Dr. Timothy E. Wilcox, U.S.A., and others in southeastern Arizona during the years 1892-1894 by N.L. Britton and T.H. Kearney, Jr
An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian, by Nathaniel Lord Britton ... and Hon. Addison Brown ..
Preliminary catalog of Anthophyta and Pteridophyta, reported as growing spontaneously within one hundred miles of New York City. Comp. by ... committee of the Torrey Botanical Club ... The nomenclature rev. and corr. by N.L. Britton, E.E. Sterns and Justus F. Poggenburg
The new Britton and Brown illustrated flora of the Northeastern United States and adjacent Canada / by Henry A. Gleason with the assistance of specialists in certain groups
Author:
Gleason, Henry A (Henry Allan) 1882-1975 Search this
Las exploraciones botanicas de Cuba : reseña comparativa de la contribución del Dr. N.L. Britton y de los botánicos anteriores, al conocimiento de la flora Cubana / por el Sr. Hermano León
Preliminary catalog of Anthophyta and Pteridophyta [microform] : reported as growing spontaneously within one hundred miles of New York City / compiled by ... committee of the Torrey Botanical Club ... ; the nomenclature rev. and corr. by N. L. Britton, E. E. Sterns and Justus F. Poggenburg
An enumeration of the plants collected by Dr. Thomas Morong in Paraguay, 1888-1890 [microform] / by Thomas Morong and N. L. Britton, with the assistance of Miss Anna Murray Vail
An enumeration of the plants collected by Dr. Thomas Morong in Paraguay, 1888-1890 / by Thomas Morong and N.L. Britton, with the assistance of Miss Anna Murray Vail