Review of Palaeobotany and Palynology · 2008 · 45 citations · 33 references
Natural SciencesBotanyPlant BiologyPaleoanthropologyPaleobotanyPaleoecologyOrigin Of Land PlantsTropical Plant EcologyVegetation HistoryArid FlorasBamboo PhytolithsChronology Of Vegetation ChangeTropical FlorasTropical Vegetation History
33
Speciation in Amazonian Forest Birds
Jürgen Haffer · Science · 1969 · 2.2K citations
Life Sciences, Biology, Zoology +12
Grass Systematics and Evolution.
William Wayt Thomas, Thomas R. Soderstrom, Khidir W. Hilu et al. · Brittonia · 1988 · 646 citations
Carbon-14 dates point to man in the Americas 32,000 years ago
Niède Guidon, Georgette Delibrias · Nature · 1986 · 235 citations
Humanities, Earth Sciences, History +14