Гаррисия кактусының туысы

Genus of cacti
the fly genus
Automatic taxobox
|image = The Cactaceae Vol II, plate XX filtered. jpg
|image caption = Harrisia gracilis and Harrisia martinii
|display parents = 2
|taxon = Harrisia (plant)
|authority = Britton and moonlight cactus) is a genus of night blooming cacti.

They are tree shaped, sometimes climbing or shrub like cacti with cylindrical shoots. They reach heights of up to 7 m. The shoots are ribbed (four to twelve ribs) and do not form aerial roots. The flowers open at night, are white and up to 12 cm in diameter. After successful pollination, rounded fruits are formed, which are red to orange in color. The fruits have scales with areoles in the axils. The black seeds are 2 to 3 × 1.5 mm in size.

Plants are native to Argentina, Paraguay, Brazil, Bolivia, Uruguay, the Greater Antilles, the Bahamas, and the U. S. state of Florida. The genus is named after William Harris, an important botanist of Jamaica. There are about 20 species. Harrisia cactus is an exotic invasive in Queensland, Africa, and the U. S. state of Hawaii.

The genus was established by Nathaniel Lord Britton in 1909. Subgenus Image Scientific name Distribution Eriocereus Harrisia tetracantha Bolivia. Harrisia regelii Argentina (Santa Fé, Entre Ríos) to Uruguay. Harrisia martinii E. Paraguay to NE. Argentina. Harrisia bonplandii Paraguay, Argentina, BoliviaHarrisia pomanensis Argentina, Bolivia, Paraguay Harrisia tortuosa Bolivia to Uruguay. Harrisia Harrisia aboriginum Florida, on the Gulf Coast of the counties of Lee, Sarasota County, and Charlotte Harrisia adscendens BrazilHarrisia brookii Bahamas. Harrisia caymanensis Cayman Islands, Swan Islands. Harrisia divaricata Hispaniola. Harrisia earlei Cuba Harrisia eriophora Cuba. Harrisia fernowii Cuba. Harrisia fragrans St. Lucie County, Florida Harrisia gracilis JamaicaHarrisia portoricensis Puerto Rico Harrisia taetra Cuba.