Catapulting Tentacles in a Sticky Carnivorous Plant
Publication Date
September 26, 2012
Journal
PLOS ONE
Authors
Simon Poppinga, Siegfried Richard Heinrich Hartmeyer, Robin Seidel, Tom Masselter, et al
Volume
7
Issue
9
Pages
e45735
DOI
http://doi.org/10.1371/journal.pone.0045735
Publisher URL
http://journals.plos.org/plosone/article?id=10.1371%2Fjournal.pone.0045735
PubMed
http://www.ncbi.nlm.nih.gov/pubmed/23049849
PubMed Central
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3458893
Europe PMC
http://europepmc.org/abstract/MED/23049849
Web of Science
000309517300047
Scopus
84866877456
Mendeley
http://www.mendeley.com/research/catapulting-tentacles-sticky-carnivorous-plant
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Figshare

  • {"files"=>["https://ndownloader.figshare.com/files/569398"], "description"=>"<p>(A) Each step between 1 and 10 depicts a 5 ms time interval. (B) Speed (blue) and acceleration (red) of the tentacle head during the bending motion (for a higher resolved curve see <a href=\"http://www.plosone.org/article/info:doi/10.1371/journal.pone.0045735#pone.0045735.s001\" target=\"_blank\">Fig. S1</a>); the numbers correspond to the numbers depicted in (A).</p>", "links"=>[], "tags"=>["plant biology", "physiology", "biophysics"], "article_id"=>239885, "categories"=>["Physiology", "Biophysics", "Plant Biology"], "users"=>["Simon Poppinga", "Siegfried Richard Heinrich Hartmeyer", "Robin Seidel", "Tom Masselter", "Irmgard Hartmeyer", "Thomas Speck"], "doi"=>"https://dx.doi.org/10.1371/journal.pone.0045735.g003", "stats"=>{"downloads"=>2, "page_views"=>12, "likes"=>0}, "figshare_url"=>"https://figshare.com/articles/_Snap_tentacle_kinematics_/239885", "title"=>"Snap-tentacle kinematics.", "pos_in_sequence"=>0, "defined_type"=>1, "published_date"=>"2012-09-26 02:44:45"}
  • {"files"=>["https://ndownloader.figshare.com/files/301760", "https://ndownloader.figshare.com/files/301795", "https://ndownloader.figshare.com/files/301889", "https://ndownloader.figshare.com/files/301935", "https://ndownloader.figshare.com/files/301979", "https://ndownloader.figshare.com/files/302016"], "description"=>"<div><p>Among trapping mechanisms in carnivorous plants, those termed ‘active’ have especially fascinated scientists since Charles Darwin’s early works because trap movements are involved. Fast snap-trapping and suction of prey are two of the most spectacular examples for how these plants actively catch animals, mainly arthropods, for a substantial nutrient supply. We show that <em>Drosera glanduligera</em>, a sundew from southern Australia, features a sophisticated catapult mechanism: Prey animals walking near the edge of the sundew trigger a touch-sensitive snap-tentacle, which swiftly catapults them onto adjacent sticky glue-tentacles; the insects are then slowly drawn within the concave trap leaf by sticky tentacles. This is the first detailed documentation and analysis of such catapult-flypaper traps in action and highlights a unique and surprisingly complex mechanical adaptation to carnivory.</p> </div>", "links"=>[], "tags"=>["catapulting", "tentacles", "sticky", "carnivorous"], "article_id"=>119509, "categories"=>["Physiology", "Biophysics", "Cell Biology"], "users"=>["Simon Poppinga", "Siegfried Richard Heinrich Hartmeyer", "Robin Seidel", "Tom Masselter", "Irmgard Hartmeyer", "Thomas Speck"], "doi"=>["https://dx.doi.org/10.1371/journal.pone.0045735.s001", "https://dx.doi.org/10.1371/journal.pone.0045735.s002", "https://dx.doi.org/10.1371/journal.pone.0045735.s003", "https://dx.doi.org/10.1371/journal.pone.0045735.s004", "https://dx.doi.org/10.1371/journal.pone.0045735.s005", "https://dx.doi.org/10.1371/journal.pone.0045735.s006"], "stats"=>{"downloads"=>20, "page_views"=>20, "likes"=>0}, "figshare_url"=>"https://figshare.com/articles/Catapulting_Tentacles_in_a_Sticky_Carnivorous_Plant/119509", "title"=>"Catapulting Tentacles in a Sticky Carnivorous Plant", "pos_in_sequence"=>0, "defined_type"=>4, "published_date"=>"2012-09-26 02:38:29"}
  • {"files"=>["https://ndownloader.figshare.com/files/569281"], "description"=>"<p>(A) SEM micrographs of excised snap-tentacles. Left image: The bilateral symmetric tentacle is characterized by a gland raised above the terminal disc on the tentacle head. The gland does not produce mucilage. The hinge-zone is clearly visible. Right image: Fracture of adaxial epidermal cells in the hinge-zone (arrows) that presumably is due to local cell buckling caused by the compressive stresses acting on the adaxial side during the fast tentacle bending motion. (B) Transverse section of the hinge-zone, stained with toluidine. The abaxial epidermal cells are smaller than the adaxial epidermal cells. Both epidermis and parenchyma do not feature pronounced wall thickenings.</p>", "links"=>[], "tags"=>["morphology"], "article_id"=>239771, "categories"=>["Physiology", "Biophysics", "Plant Biology"], "users"=>["Simon Poppinga", "Siegfried Richard Heinrich Hartmeyer", "Robin Seidel", "Tom Masselter", "Irmgard Hartmeyer", "Thomas Speck"], "doi"=>"https://dx.doi.org/10.1371/journal.pone.0045735.g002", "stats"=>{"downloads"=>4, "page_views"=>6, "likes"=>0}, "figshare_url"=>"https://figshare.com/articles/_Snap_tentacle_morphology_and_anatomy_/239771", "title"=>"Snap-tentacle morphology and anatomy.", "pos_in_sequence"=>0, "defined_type"=>1, "published_date"=>"2012-09-26 02:42:51"}
  • {"files"=>["https://ndownloader.figshare.com/files/569115"], "description"=>"<p>(A) A naturally growing plant; note the peripheral, non-sticky snap-tentacles and the deeply concave trap leaves covered with glue-tentacles. (B) A cultivated plant; the snap-tentacles extend from the lamina margin. (C) A caught fruit fly; the prey is deeply drawn within the concave leaf blade.</p>", "links"=>[], "tags"=>["leaves"], "article_id"=>239607, "categories"=>["Physiology", "Biophysics", "Plant Biology"], "users"=>["Simon Poppinga", "Siegfried Richard Heinrich Hartmeyer", "Robin Seidel", "Tom Masselter", "Irmgard Hartmeyer", "Thomas Speck"], "doi"=>"https://dx.doi.org/10.1371/journal.pone.0045735.g001", "stats"=>{"downloads"=>1, "page_views"=>7, "likes"=>0}, "figshare_url"=>"https://figshare.com/articles/_Trap_leaves_of_Drosera_glanduligera_/239607", "title"=>"Trap leaves of <i>Drosera glanduligera</i>.", "pos_in_sequence"=>0, "defined_type"=>1, "published_date"=>"2012-09-26 02:40:07"}

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Relative Metric

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