Hackett summary tree

Maximum clade credibility tree (summary tree) among 100 phylogenetic trees from the Hackett backbone sample (source: Birdtree.org).该数据集为取自Birdtree.org平台的哈克特主干样本（Hackett backbone sample）所生成的100棵系统发育树中的最大类群置信度树（Maximum clade credibility tree，即总结树summary tree）。