Species Differentiation
- Development of rooted plants
- Flowering plants vs. Conifers
- Ferns and other primitive plants
- Borderline species such as coliform protists
Read more about this topic: Timeline Of Plant Evolution
Famous quotes containing the word species:
“The question that will decide our destiny is not whether we shall expand into space. It is: shall we be one species or a million? A million species will not exhaust the ecological niches that are awaiting the arrival of intelligence.”
—Freeman Dyson (b. 1923)