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November 1, 1998BioScienceOpen Access

Photosynthetic Organs of Desert Plants

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Authors

AGArthur C. GibsonUniversity of Arizona

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Implication

Field study reveals high photosynthetic capacity in nonsucculent desert plants, indicating water conservation is not their primary adaptive strategy.

Key Points

  • Investigate whether photosynthetic organ structures and maximum photosynthetic capacity in nonsucculent desert plants support water conservation as the primary adaptive strategy.
  • Measured maximum photosynthetic rates under native conditions during the growing season with high leaf water potential, saturated sunlight, and low vapor pressure deficits.
  • Determined photosynthetic rates of green stems using projected area calculations, referencing surface area metrics from prior literature.
  • Structural designs of nonsucculent desert species challenge the established view that water conservation is their primary survival strategy.
  • Plants demonstrate substantial photosynthetic capacity when favorable, unmanipulated ambient conditions and nonlimiting soil moisture occur.

Cite This Study

Arthur C. Gibson (1998) studied this question.

synapsesocial.com/papers/69e984d0c71b31a7765652b3https://doi.org/10.2307/1313295
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