Table S1: summarised data of the morphometric measurements

Summarised data of the morphometric analysis performed in pollen grains from several Erythroxylum plant species. Data is expressed in microns (um) and is presented split into individuals (specimens) and merged into species. Species under investigations includes:

E. amazonicum

E. citrifolium

E. coca

E. coca var. coca

E. coca varieties. ipadu

E. columbinum

E. fimbriatum

E. gracilipes

E. havanense

E. macrophyllum

E. macrophyllum var. macrocnemium

E. macrophyllum var. macrophyllum

E. novogranatense

E. novogranatense var. novogranatense

E. novogranatense var. truxillense

E. rotundifolium

E. ruizii

E. squamatum

E. ulei

E. vaccinifolium

For raw data (measurements on individual pollen grains within each specimen), please visit: https://doi.org/10.5281/zenodo.18085462

本数据集为针对多种古柯属（Erythroxylum）植物花粉粒开展形态计量分析所得到的汇总数据。数据以微米（μm）为单位，分为个体（标本）层面与物种合并层面两种形式发布。本次研究所涵盖的物种如下：
E. amazonicum
E. citrifolium
E. coca
E. coca var. coca
E. coca varieties. ipadu
E. columbinum
E. fimbriatum
E. gracilipes
E. havanense
E. macrophyllum
E. macrophyllum var. macrocnemium
E. macrophyllum var. macrophyllum
E. novogranatense
E. novogranatense var. novogranatense
E. novogranatense var. truxillense
E. rotundifolium
E. ruizii
E. squamatum
E. ulei
E. vaccinifolium

若需获取原始数据（即每份标本内单粒花粉的测量数据），请访问：https://doi.org/10.5281/zenodo.18085462