Samaipaticereus
Samaipaticereus corroanus is the only species of the monotypic genus Samaipaticereus in the cactus family ( Cactaceae ). The botanical name refers to the locality, the Bolivian town of Samaipata. The epithet honors the type Anibal Corro, the discoverer of the plant.
Description
Samaipaticereus corroanus grows tree-like and columnar, is highly branched and reaches heights of growth 2-4 meters. The green, long, upright shoots are not broken down and reach a diameter of up to 8 inches. From the areoles of four to six ribs arise usually five spines, which can not be distinguished in central and radial spines. They are short and grayish - white, one of them is longer than the others and directed downward.
The numerous, concentrated funnel -shaped flowers are 4.5 to 5 inches long, open at night and stay open until the following day. The sepals are greenish white, with brown tips, the petals are white. The Perikarpell and the corolla tube are covered with long scales, short hair and some bristles.
The spherical, gestutzen, gehöckerten fruits are more or less pink, have a perennial flower rest and tear lengthwise on. The flesh is reddish -orange. The dark brown or blackish seeds are shining, dotted about 1.5 millimeters long and tiny. The hilum is wide.
Systematics and distribution
Samaipaticereus corroanus is common at altitudes of about 1500 meters near the Bolivian town of Samaipata.
The first description was published in 1952 by Martin Cárdenas. For the second type described by him Samaipaticereus inquisivensis the genus Yungasocereus was founded in 1980 by Friedrich Ritter placed.