Alstonia scholaris subsp. velutina Monach. Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Gentianales family Apocynaceae genus Alstonia species Alstonia scholaris Name Homonyms Alstonia scholaris var. velutina Monach. Alstonia scholaris subsp. velutina Monach.