Sonoran Desert Naturalist >>> Field Guide >>> Sonoran Desert Flora >>> Nyctaginaceae >>> Boerhavia intermedia
Photographed in Phoenix, Arizona, USA in 24 June 2007. This photo is also available at Wikimedia where there are additional images of Nyctaginaceae (Four O'Clock) species. Enlarged views of flowers and nearly mature fruits.
weed on vacant city lots, fallow farm fields and in mostly disturbed habitats
in the Sonoran Desert. This includes major washes. Ranges across much of the
southern United States and into tropical America.
Boerhavia intermedia growing as a curbside weed along a major thoroughfare in Phoenix, Arizona.
Nyctaginaceae -- Four O'Clock Family
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