Flee or fight uncertainty: Plant strategies in relation to anticipated damage

Johannes Järemo, Jörgen Ripa, Patric Nilsson

Research output: Contribution to journalArticlepeer-review

Abstract

In order to cope with damage, plants have evolved a number of strategies. We incorporate two of those strategies, compensatory regrowth and escaping damage in time, into a mathematical model in an attempt to outline under what circumstances one or the other of these phenotypic traits will evolve. Escaping damage in time is accomplished by flowering and setting seeds at a point of time when the risk of damage is low, whereas a compensatory capacity is made possible by activating a proportion of meristems that are left dormant. Our analysis suggests that damage that is predictable in time will favour phenotypes that flower late in the season and that have a good compensatory capacity. As damage becomes less predictable in time, a strategy that implies flowering as early as possible in the season and with no compensatory capacity at all, becomes advantageous.

Original languageEnglish
Pages (from-to)361-366
Number of pages6
JournalEcology Letters
Volume2
Issue number6
DOIs
Publication statusPublished - 1999

Subject classification (UKÄ)

  • Evolutionary Biology
  • Ecology (including Biodiversity Conservation)

Free keywords

  • Bet-hedging
  • Bud dormancy
  • Compensation
  • Damage
  • Flowering time
  • Herbivory
  • Predictability

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