The primary topic is evening primprose (the plant) - Oenothera
From Wikipedia:Disambiguation When there is a well-known primary topic for an ambiguous term, name or phrase, much more used than any other topic covered in Wikipedia to which the same word(s) may also refer (significantly more commonly searched for and read than other meanings), then that term or phrase should either be used for the title of the article on that topic or redirect to that article. Melburnian ( talk) 09:22, 1 February 2009 (UTC)
The primary topic is evening primprose (the plant) - Oenothera
From Wikipedia:Disambiguation When there is a well-known primary topic for an ambiguous term, name or phrase, much more used than any other topic covered in Wikipedia to which the same word(s) may also refer (significantly more commonly searched for and read than other meanings), then that term or phrase should either be used for the title of the article on that topic or redirect to that article. Melburnian ( talk) 09:22, 1 February 2009 (UTC)