Pilosocereus aureispinus
Pilosocereus aureispinus is a flowering plant in the genus Pilosocereus from the cactus family ( Cactaceae ). The specific epithet aureispinus means goldgelbstachelig '.
Description
Pilosocereus aureispinus growing shrubby, branched only at the base and reaches stature heights of up to 2 meters. The smooth, erect, dark green shoots are weakly lignified and have diameters 5-9 centimeters. There are 20 to 24 ribs available. The translucent, sometimes bristle-like spines are rust-colored gold - up. The 8-16 ascending central spines are 0.4 to 1.2 inches long. The 14-16 outstretched spines are 4 to 12 millimeters long. A blühfähiger part of the shoots is hardly pronounced. The flowerable areoles are scattered laterally on the shoots or form rings. From them spring white hair and gold-colored, up to 5 centimeters long bristles.
The white, narrow tube- to funnel- shaped flowers are dark on the outside. They are up to 5 cm long and have diameters of from 2 to 2.2 centimeters. The spherical to depressed globular fruits reach a diameter from 2 to 2.6 centimeters, tear side and contain a white pulp.
Distribution, systematics and hazard
Pilosocereus aureispinus is common in the Brazilian state of Bahia located at altitudes of 450 to 550 meters. The first description as Coleocephalocereus aureispinus was published in 1974 by Albert Frederik Hendrik Buining and Arnold J. Brederoo ( 1917-1999 ). Friedrich Ritter she put 1979 in the genus Pilosocereus.
In the Red List of Threatened Species IUCN 2002 was the species as "Data Deficient ( DD)", ie out with no sufficient data. In 2013, the species as " Vulnerable (VU) ," ie, classified as endangered.