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Protection from herbivores varies among ant genera for the myrmecophilic plant Leea aculeata in Malaysian Borneo

Burger, Hannah F. LU ; Vondráčková, Kamila ; Skłodowski, Mateusz ; Koid, Qian Qun ; Dent, Daisy H. ; Wallace, Kevin and Fayle, Tom M. (2021) In Asian Myrmecology 14.
Abstract

Some plants use food bodies to attract ants that then provide protection from herbivory. A brief report from 1898 describes the myrmecophilic plant Leea aculeata Bl. as bearing food bodies on its young shoots, which accumulate when they are not harvested by ants. However, ant efficacy in deterring herbivores and consequences for herbivory rates remain unknown. Here we investigate (1) which ant taxa patrol these plants and whether they remove significant numbers of food bodies, (2) if these ants attack herbivores, and (3) if any anti-herbivore activity correlates negatively with herbivory. We found that a diverse community of ants patrolled young L. aculeata shoots and removed food bodies (1.2 food body per cm2 per 24 h), with... (More)

Some plants use food bodies to attract ants that then provide protection from herbivory. A brief report from 1898 describes the myrmecophilic plant Leea aculeata Bl. as bearing food bodies on its young shoots, which accumulate when they are not harvested by ants. However, ant efficacy in deterring herbivores and consequences for herbivory rates remain unknown. Here we investigate (1) which ant taxa patrol these plants and whether they remove significant numbers of food bodies, (2) if these ants attack herbivores, and (3) if any anti-herbivore activity correlates negatively with herbivory. We found that a diverse community of ants patrolled young L. aculeata shoots and removed food bodies (1.2 food body per cm2 per 24 h), with food bodies accumulating when ants are experimentally excluded. Attack rates on surrogate herbivores (termite baits) differed among ant genera, with Crematogaster and Lophomyrmex being most active. Although herbivory did not differ among ant genera, herbivory was greater when ants took a longer time to detect herbivores and recruit fellow ants, providing evidence for the mutualism of L. aculeata with ants. However, the variation in protection among ant genera raises questions regarding the stability of this mutualism in the face of exploitation by ants.

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organization
publishing date
type
Contribution to journal
publication status
published
subject
keywords
food bodies, herbivory, Leea, mutualism, myrmecophily
in
Asian Myrmecology
volume
14
article number
e014002
publisher
Penerbit UMS
external identifiers
  • scopus:85126987716
ISSN
1985-1944
DOI
10.20362/am.014002
language
English
LU publication?
yes
id
25e877b8-0d3b-49f6-9958-51e5edea7eb3
date added to LUP
2022-05-03 13:22:17
date last changed
2022-05-03 17:00:31
@article{25e877b8-0d3b-49f6-9958-51e5edea7eb3,
  abstract     = {{<p>Some plants use food bodies to attract ants that then provide protection from herbivory. A brief report from 1898 describes the myrmecophilic plant Leea aculeata Bl. as bearing food bodies on its young shoots, which accumulate when they are not harvested by ants. However, ant efficacy in deterring herbivores and consequences for herbivory rates remain unknown. Here we investigate (1) which ant taxa patrol these plants and whether they remove significant numbers of food bodies, (2) if these ants attack herbivores, and (3) if any anti-herbivore activity correlates negatively with herbivory. We found that a diverse community of ants patrolled young L. aculeata shoots and removed food bodies (1.2 food body per cm<sup>2</sup> per 24 h), with food bodies accumulating when ants are experimentally excluded. Attack rates on surrogate herbivores (termite baits) differed among ant genera, with Crematogaster and Lophomyrmex being most active. Although herbivory did not differ among ant genera, herbivory was greater when ants took a longer time to detect herbivores and recruit fellow ants, providing evidence for the mutualism of L. aculeata with ants. However, the variation in protection among ant genera raises questions regarding the stability of this mutualism in the face of exploitation by ants.</p>}},
  author       = {{Burger, Hannah F. and Vondráčková, Kamila and Skłodowski, Mateusz and Koid, Qian Qun and Dent, Daisy H. and Wallace, Kevin and Fayle, Tom M.}},
  issn         = {{1985-1944}},
  keywords     = {{food bodies; herbivory; Leea; mutualism; myrmecophily}},
  language     = {{eng}},
  publisher    = {{Penerbit UMS}},
  series       = {{Asian Myrmecology}},
  title        = {{Protection from herbivores varies among ant genera for the myrmecophilic plant Leea aculeata in Malaysian Borneo}},
  url          = {{http://dx.doi.org/10.20362/am.014002}},
  doi          = {{10.20362/am.014002}},
  volume       = {{14}},
  year         = {{2021}},
}