Pseudorhipsalis amazonica

Pseudorhipsalis amazonica
	Pseudorhipsalis amazonica
Systematics
Order :	Clove-like (Caryophyllales)
Family :	Cactus family (Cactaceae)
Subfamily :	Cactoideae
Tribe :	Hylocereeae
Genre :	Pseudorhipsalis
Type :	Pseudorhipsalis amazonica
Scientific name
	Pseudorhipsalis amazonica
	( K.Schum. ) Ralf Bauer

Pseudorhipsalis amazonica is a species of plant in the genus Pseudorhipsalis from the cactus family(Cactaceae).

description

Pseudorhipsalis amazonica grows richly branched, with bent to drooping shoots . The initially upright main shoots are at the base up to 60 centimeters long stalk-like, twisting or two to three-edged. The upper, leaf-like, flattened part is lanceolate, without thorns and has a distinct central rib. It becomes up to 60 (rarely 80) centimeters long and 4 to 7 (rarely 3 to 8.5) centimeters wide. The edges are slightly notched. The side shoots appear from the upper parts of the main shoots, are up to 60 centimeters long and have a stem-like base up to 4 centimeters long. The areoles are inconspicuous.

The protruding, narrow cylindrical flowers are carmine red. They are 25 to 50 millimeters long and have a flower tube up to 27 millimeters long. The outer bracts are blue, purple or magenta. The inner bracts are light blue, light magenta or white. The egg-shaped, whitish to yellowish fruits are smooth or slightly angular and are up to 15 millimeters long.

Distribution, systematics and endangerment

Pseudorhipsalis amazonica is common in Costa Rica , Panama , Colombia , Venezuela , Brazil , Peru and Ecuador . The first description as Wittia amazonica was published in 1903 by Karl Moritz Schumann . Ralf Bauer placed the species in the genus Pseudorhipsalis in 2002 .

The following subspecies are distinguished:

Pseudorhipsalis amazonica subsp. amazonica
Pseudorhipsalis amazonica subsp. chocoensis
Pseudorhipsalis amazonica subsp. panamensis

Synonyms are Wittia amazonica , Disocactus amazonicus and Wittiocactus amazonicus .

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. 550-551 .

Individual evidence

↑ Monthly for cactus science . Volume 13, 1903, p. 117.
^ Haseltonia: Yearbook of the Cactus and Succulent Journal . Volume 9, 2002, p. 101.
↑ Pseudorhipsalis amazonica in the Red List of Threatened Species of the IUCN 2013.2. Posted by: Hammel, B. & Loaiza, C., 2009. Retrieved January 8, 2014.

Web links

Commons : Pseudorhipsalis amazonica - collection of images, videos and audio files

[1] Monthly for cactus science . Volume 13, 1903, p. 117.

[2] Haseltonia: Yearbook of the Cactus and Succulent Journal . Volume 9, 2002, p. 101.

[3] Pseudorhipsalis amazonica in the Red List of Threatened Species of the IUCN 2013.2. Posted by: Hammel, B. & Loaiza, C., 2009. Retrieved January 8, 2014.