Grewia trinervia var. longifolia DeWild. Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Malvales family Malvaceae genus Grewia species Grewia trinervia Name Homonyms Grewia trinervia var. longifolia De Wild. Grewia trinervia var. longifolia DeWild.