Quotes with genera

Quotes 1 till 2 of 2.

• I accept extinction as best explaining disjoined species. I see that the same cause must have reduced many species of great range to small, and that it may have reduced large genera to so small, and of families.

  ― Asa Gray
  American botanist (1810 - 1888)
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• Is it philosophical, is it quite allowable, to assume without evidence from fossil plants that the family or any of the genera was once larger and wide spread? and occupied a continuous area?

  ― Asa Gray
  American botanist (1810 - 1888)
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Subjects in these quotes:

• philosophical
• explaining
• continuous
• allowable
• evidence
• occupied

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