Echinofossulocactus heteracanthus
This plant is a typical cactus belonging to the genus, Echinofossulocactus.   Matt light green stems with undulating ribs characterise this genus.
The epithet, heteracanthus means 'to have different kinds of spines' and as it implys, the spines are also characteristic of this species.   Each areole has 5 spines which consist of one semi-cylindrical, wide and large spine with conspicuous horizontal stripes, two fairly flat and large spines and two small, needle-like, more transparent spines.
The flower is rather large and white with a purplish-red stripe on each petal.  This pattern characterises this genus.
Classification: Cactaceae Echinofossulocactus
Scientific name: Echinofossulocactus heteracanthus
Japanese name: ---
English Name: ---
Native locality: Mexico
Ecological description: ---
RDB : ---
Planting place: South and Central America Greenhouse
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