You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "Which is a type of flowering plant, Rhaphidophora or Adenia?" whose answer is Adenia.
Each document should contain about 30 words, and these documents should contain useful information.

Query: classification of Adenia
Useful Output:

Doc 1: Adenia gummifera is a species of plants with 348 observations.
Doc 2: Some of the more commonly grown Adenia species are A. glauca, A. aculeate, A. globose, A. digitata, A. pechuelii and A. spinosa. They can be found fairly easily
Doc 3: Classification. Kingdom Plantae; Phylum Streptophyta; Class Equisetopsida; Subclass Magnoliidae; Order. Malpighiales. View Order Tree opens in a new tab. Family.
Doc 4: Passifloraceae  Adenia (about 100 species), which is native to tropical Africa and Asia, makes up most of the remaining species in the family.
Doc 5: 4 Classification Expand this menu. 5 Information Sources. 1 Names and Identifiers. 1.1 Synonyms. Adenia gracilis Harms, 1897; Adenia gracilis. NCBI Taxonomy