Editorial..................................................................58

Cactus variations Mammillaria haageana in Puebla.

By Chris Davies.......................................................59

Some comments on Mammillaria lindsayi.

by R.E.Stanley........................................................61

Beginner's guide to classification and nomenclature

by Mark Masterson..................................................63

Summary of the contents of Mammillaria,

Mitteilungsblatt des Arbeitskreises fur

Mammil larienfreunde, Vol. 30, 2006, issue 1,

p. 1 - 56. by Wolter ten Hoeve...................................65

Mammillarias in the unheated greenhouse

by Philip Gresswell..................................................66

Witney 2006 by Alasdair Glen...................................73

Summary of the contents of Mammillaria,

Mitteilungsblatt des Arbeitskreises fur

Mammillarienfreunde, Vol. 30,2006, issue 2,

p. 57-112. by Wolter ten Hoeve.................................74

Progress report by Mark Masterson..........................75

Anyone for cultivars? By David Hunt .........................76

Correspondence......................................................79