Anagrams of: HAEMATOXYLON

• a classification of organisms into groups based on similarities of structure or origin etc

• (biology) study of the general principles of scientific classification

• practice of classifying plants and animals according to their presumed natural relationships

• a skin problem marked by the development (on the eyelids and neck and back) of irregular yellow nodules; sometimes attributable to disturbances of cholesterol metabolism

• Any of many isomeric univalent hydrocarbon radicals, C6H13, formally derived from hexane by the loss of a hydrogen atom

• the woody part of plants: the supporting and water-conducting tissue, consisting primarily of tracheids and vessels