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Biology, Chemistry, and Environmental Sciences Faculty Articles and Research

2018

Leaf performance

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Full-Text Articles in Life Sciences

Structural And Defensive Roles Of Angiosperm Leaf Venation Network Reticulation Ecross An Andes-Amazon Elevation Gradient, Benjamin Blonder, Norma Salinas, Lisa Patrick Bentley, Alexander Shenkin, Percy Chambi-Porroa, Yolvi Valdez Tejeira, Tatiana Erika Boza Espinoza, Gregory R. Goldsmith, Lucas Enrico, Roberta Martin, Gregory P. Asner, Sandra Diaz, Brian J. Enquist, Yadvinder Malhi Feb 2018

Structural And Defensive Roles Of Angiosperm Leaf Venation Network Reticulation Ecross An Andes-Amazon Elevation Gradient, Benjamin Blonder, Norma Salinas, Lisa Patrick Bentley, Alexander Shenkin, Percy Chambi-Porroa, Yolvi Valdez Tejeira, Tatiana Erika Boza Espinoza, Gregory R. Goldsmith, Lucas Enrico, Roberta Martin, Gregory P. Asner, Sandra Diaz, Brian J. Enquist, Yadvinder Malhi

Biology, Chemistry, and Environmental Sciences Faculty Articles and Research

1.The network of minor veins of angiosperm leaves may include loops (reticulation). Variation in network architecture has been hypothesized to have hydraulic and also structural and defensive functions.

2.We measured venation network trait space in eight dimensions for 136 biomass-dominant angiosperm tree species along a 3,300 m elevation gradient in southeastern Peru. We then examined the relative importance of multiple ecological, and evolutionary predictors of reticulation.

3.Variation in minor venation network reticulation was constrained to three axes. These axes described branching vs. reconnecting veins, elongated vs. compact areoles, and high vs. low density veins. Variation in the first two axes …