Strychnos nigrovillosa DeWild. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Gentianales family Loganiaceae genus Strychnos species Strychnos longicaudata Name Homonyms Strychnos nigrovillosa De Wild. Strychnos nigrovillosa DeWild.