Hylocereus undatus
Hylocereus undatus
Hylocereus undatus is a plant of the genus Hylocereus from the cactus family ( Cactaceae ). The specific epithet derives from the Latin noun undatus for unda 'wave' from. Trivial names are " Chacam ", " Chak - Wob ," " Dragon Fruit ", " Junco Tapatío ", " pitahaya ", " pitahaya Orejona ", " Queen of the Night ", " tasajo " and " Zacamb ".
Description
Hylocereus undatus grows stretched or climbing with a dense tangle of three -edged, strong and structured instincts and reaches diameters from 4 to 7.5 centimeters, a length of 5 meters and more. The shoots are out sweeps and cornified wavy ribs at the back. There are 1-3 short, conical, brownish gray spines present, which are up to 3 millimeters long.
The along the entire shoots appearing white flowers are 25 to 27 inches long and have a diameter of 15 to 20 centimeters on. The savory, pink - magenta -colored fruits, traded in Germany under the collective name " dragon fruit " or " pitahaya ", are spherical to oblong, 5-12 cm long and have a diameter of 4-9 centimeters.
Systematics and distribution
Hylocereus undatus originates probably from southern Mexico and is now widespread in the tropics of the New World. In many countries, such as in Southeast Asia, the species is cultivated and wild there in part.
The first description as Cereus undatus was published in 1830 by Adrian Hardy Haworth. Nathaniel Lord Britton and Joseph Nelson Rose they put 1918 in the genus Hylocereus.
Endangering
To estimate the degree of hazard of Hylocereus undatus the Red List of Threatened Species IUCN are inadequate against data.