The genera of grasses of the United States : with special reference to the economic species

Eitemau Tebyg

• The grasses of the United States : being a synopsis of the tribes and genera, with descriptions of the genera, and a list of the species
  gan: Vasey, George
  Cyhoeddwyd: (1883)
• List of Bombay grasses and their uses
  gan: Lisboa, Jose Camillo, 1882?-1897
  Cyhoeddwyd: (1978)
• Botany of the northern and middle states, or, A description of the plants found in the United States, north of Virginia : arranged according to the natural system, with a synopsis of the genera according to the Linnaean system--a sketch of the rudiments of botany, and a glossary of terms
  gan: Beck, Lewis C. (Lewis Caleb), 1798-1853
  Cyhoeddwyd: (1833)
• Manual of the botany of the northern United States, including the district east of the Mississippi and north of North Carolina and Tennessee
  gan: Gray, Asa, 1810-1888
  Cyhoeddwyd: (1889)
• Botany of the United States north of Virginia : comprising descriptions of the flowering and fern-like plants hitherto found in those states, arranged according to the natural system. With a synopsis of the genera according to the Linnean system, a sketch of the rudiments of botany, and a glossary of terms
  gan: Beck, Lewis C. (Lewis Caleb), 1798-1853
  Cyhoeddwyd: (1868)