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 genus contains more species, Dennstaedtia or Delairea?" whose answer is Dennstaedtia.
Each document should contain about 30 words, and these documents should contain useful information.

Query: Delairea species count
Useful Output:

Doc 1: Discussion. Delairea odorata escaped from cultivation and is now an invasive weed in shady, disturbed sites near the coast. Selected References.
Doc 2: Delairea odorata (Cape ivy); vines covering trees and shrubs at a large infestation, on the Big Island of Hawaii at an elevation of 1800m.
Doc 3: It contains only one species, Delairea odorata, which was previously included in the genus Senecio as Senecio mikanioides, and is known as Cape
Doc 4: This datasheet on Delairea odorata covers Identity, Overview, Distribution, Dispersal, Hosts/Species Affected, Diagnosis, Biology & Ecology,
Doc 5: Delairea odorata. Synonyms: Senecio mikanioides. Common Names: Cape-ivy; German ivy; Italian ivy; ivy groundsel; parlor ivy; water ivy.