Ferocactus schwarzii Caudiciform A rarely seen species that

A rarely seen species that is dark gray to black

Produces bright yellow flowers in the spring

francoisii with a little E

You can leave it attached or you can separate and root it to create an all crested specimen

Ferocactus schwarzii Caudiciform A rarely seen species thatFerocactus schwarzii This is an unusual species of in that it starts out with the dense stout spines you expect from this genus but the older and larger it gets the less spines it has. Or more properly the smaller the spines get until it looks almost spineless in some mature specimens. Like most Barrels it can be a landscape specimen if grown in grown in the appropriate climate but does just fine in a pot in other places. Flowers are bright yellow.