| May 2008 | Mammillaria amajacensis |
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| April 2008 | Mammillaria boelderliana |
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| Mar 2008 | Mammillaria heyderi (Part 2) |
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| Feb 2008 | Mammillaria heyderi (Part 1) |
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| Jan 2008 | Mammillaria roemeri |
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| Dec 2007 | Mammillaria lauii and its forms |
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| Nov 2007 | Mammillaria eriacantha ssp. velizii |
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| Oct 2007 | Mammillaria scheinvariana |
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| Sep 2007 | Mammillaria vetula ssp lacostei |
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| Aug 2007 | Mammillaria dioica - new pink flowered form |
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