Hylocereus guatemalensis

Hylocereus guatemalensis
Systematics
Order :	Clove-like (Caryophyllales)
Family :	Cactus family (Cactaceae)
Subfamily :	Cactoideae
Tribe :	Hylocereeae
Genre :	Hylocereus
Type :	Hylocereus guatemalensis
Scientific name
	Hylocereus guatemalensis
	( Eichlam ex Weing. ) Britton & Rose

Hylocereus guatemalensis is a species of plant in the genus Hylocereus fromthe cactus family (Cactaceae).

description

Hylocereus guatemalensis usually grows climbing in trees with strong, bluish-green or gray-green, often frosted, triangular shoots that are slightly rounded at the base. The shoots are 3 to 5 meters long with a diameter of 2 to 7 centimeters. The wavy ribs are low and have a horny edge. From the areoles , which are up to 2 centimeters away, arise 2 to 4 conical, blackish thorns up to 3 millimeters in length.

The white flowers appear near the shoot tips. They are up to 30 centimeters long and reach a diameter of 8 to 9 centimeters. The fruits have a diameter of 6 to 7 centimeters.

Distribution, systematics and endangerment

Hylocereus guatemalensis is common in the eastern lowlands of Guatemala .

The first description as Cereus trigonus var. Guatemalensis by Wilhelm Weingart was published in 1911. The name goes back to Friedrich Eichlam . Nathaniel Lord Britton and Joseph Nelson Rose placed the variety in the genus Hylocereus in 1920 and raised it to the rank of a species.

In the Red List of Threatened Species of the IUCN , the species is listed as " Least Concern (LC) ". H. listed as not endangered.

proof

literature

Edward F. Anderson : The Great Cactus Lexicon . Eugen Ulmer KG, Stuttgart 2005, ISBN 3-8001-4573-1 , p. 344 .
Curt Backeberg : Die Cactaceae: Handbuch der Kakteenkunde . 2nd Edition. tape II . Gustav Fischer Verlag, Stuttgart New York 1983, ISBN 3-437-30381-3 , p. 805 .

Individual evidence

↑ Wilh. Vineyard: Cereus trigonus var. Guatemalensis Eichlam . In: Monthly for cactus science. Volume 21, 1911, pp. 53-54 , pp. 68-70 .

^ Federico Eichlam: Communications from Central America. VII. In: Monthly for Kakteenkunde. Volume 21, Number 2, 1911, pp. 17-22 ( online ).

^ NL Britton , JN Rose : The Cactaceae. Descriptions and Illustrations of Plants of the Cactus Family . tape II . The Carnegie Institution of Washington, Washington 1920, p. 184 .

^ Hylocereus guatemalensis in the IUCN Red List of Threatened Species 2013.2. Posted by: Véliz, M., 2009. Retrieved January 7, 2014.

[1] Wilh. Vineyard: Cereus trigonus var. Guatemalensis Eichlam . In: Monthly for cactus science. Volume 21, 1911, pp. 53-54 , pp. 68-70 .

[2] Federico Eichlam: Communications from Central America. VII. In: Monthly for Kakteenkunde. Volume 21, Number 2, 1911, pp. 17-22 ( online ).

[3] NL Britton , JN Rose : The Cactaceae. Descriptions and Illustrations of Plants of the Cactus Family . tape II . The Carnegie Institution of Washington, Washington 1920, p. 184 .