Dahlia variabilis References Dahlia variabilis plant Ask Anything Homework Help Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of Encyclopædia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: dahlia/ History and cultivation…and elsewhere from the species D. variabilis and D. coccinea. Read More…and elsewhere from the species D. variabilis and D. coccinea. Read More