Article index by Journal

This index is a complete listing of all the articles in each issue of the 'TSG Journal' and each issue's front page from the most recent issue to the oldest.

Selected articles which are available as pages on this website may be viewed by clicking on the appropriate link in the list of contents.

 

Sept 2012  

2014

Special Web Edition

Advance notice of the 2015 Annual Meeting

Punotia lagopus (K Schumann) Hunt 2011: A TSG Discussion: A TSG Discussion

The Genus Pterocactus Schumann 1897 : A TSG Discussion

Tephrocactus alexanderi ssp. bruchii (Elton Roberts)

The TSG preferred list of names for small South American Opuntioids : A TSG Discussion

Corynopuntia aggeria (Ralston & Hilsenbeck) P. Griffith 2002 (Elton Roberts)

Book Review - Further Studies in the opuntioideae (Cactaceae) HUNT, D. (Gordon Rowley)

 

 

 

 

 

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Dec 2012  

December 2012 (Vol. 18 No. 4) 

Secretary's Page

Cancellation of the May 2013 AGM Birmingham Meeting (Alan Hill)

The Format for the TSG in 2013 (Alan Hill)

Puna no more! (Tony Roberts)

Punotia lagopus, a decade on from a first encounter (Ivor Crook)

A Rare Flowering (Tony Roberts)

Opuntia Ficus-Indica; Chromosome Races and Origins (Gordon Rowley)

 

 

 

 

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Sept 2012  

September 2012 (Vol. 18 No. 3)

Secretary's Page

North American Opuntias - Special Edition (Ivor Crook)

Corynopuntia - an underated genus in culture (Tony Roberts)

The genus Micropuntia (Elton Roberts)

The Origins of Opuntia ficus-indica (Ivor Crook)

Opuntiads website (Joe Shaw)

 

 

 

 

 

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June 2012  

June 2012 (Vol. 18 No. 2)

Secretary's Page

The TSG quarterly publication (Ivor Crook)

Tephrocactus articulatus in my collection (Tony Roberts)

Flowering Tephrocactus geometricus (John Cox)

Book review: Cactus de Patagonia by Elisabeth and Norbert Sarnes (John Betteley)

Profile of the TSG Secretary: John Betteley (John Betteley)

Comments on Cumulopuntia iturbicola, Maihueniopsis minuta and mandragora (Royston Hughes)

Latest research in Andean Opuntias

TSG seed

 

 

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Mar 2012  

March 2012 (Vol. 18 No. 1)

Secretary's Page

The 2012 TSG Annual Meeting

BCSS National Show 18th August 2012

The future of the TSG publication

Opuntioideae of Peru - an overview (part 2) (Paul Hoxey)

Maihueniopsis darwinii/hickenii (Alan Hill and Rene Samek)

The Fall of Opuntia Pachypus (John Cox)

Random rambling ruminations (Brian Bates)

 

 

 

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Dec 2011  

December 2011 (Vol. 17 No. 4)

Secretary's Page

The 2012 TSG Annual Meeting

BCSS National Show 18th August 2012

Opuntioideae of Peru - an overview (part 1) (Paul Hoxey)

Random rambling ruminations (Brian Bates)

Tephrocactus molinensis (Tony Roberts)

Variability in Tephrocactus molinensis (Elton Roberts)

 

 

 

 

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Sept 2011  

September 2011 (Vol. 17 No. 3)

Secretary's Page

Cactaceae Systemics Initiatives

Comments from Royston Hughes

Micropuntia pygmaea (Elton Roberts)

Tephrocactus molinensis (Alan Hill)

Opuntia sulphura (Alan Hill)

 

 

 

 

 

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June 2011  

June 2011 (Vol. 17 No. 2)

Secretary's Page

The 2011 TSG Annual Meeting (Alan Hill)

Work in progress (David Hunt)

Maihueniopsis darwinii TSG15 WG427 (Stuart Estell)

Austrocylindropuntia pachypus after flowering (Elton Roberts)

A few comments on TSG Bull 14/4 (Brian Bates)

Tacinga palmadora (John Betteley)

The genus Pterocactus (Costas Papathanasiou)

 

 

 

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Mar 2011  

March 2011 (Vol. 17 No. 1)

Secretary's Page

The 2011 TSG Annual Meeting

Grusonia bradtiana (John Betteley)

Miqueliopuntia miquelii (John Betteley)

Collecting seed of Opuntioideae (Brian Bates)

My favourite cactus localities (Brian Bates)

Winter survivors and losses (John Betteley and Alan James)

"Tephrocacti" - survivors and losers in the UK during the winter of 2010/2011 (Philip Greswell and Alan Hill)

Easier watering (Alan James)

Austrocylindropuntia pachypus - bud to flower (Elton Roberts)

 

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Dec 2010  

December 2010 (Vol. 16 No. 4)

Secretary's Page

The 2011 TSG Meeting

Maihueniopsis clavarioides - front cover (John Betteley)

Comments on the vigour of Opuntia fragilis (Alan James)

Survival of plants (Alan Hill)

A few comments on TSG bull. 16/3 (Brian Bates)

Hardy North American Opuntias Part 2 - Opuntia fragilis (Alan Hill)

Austrocylindropuntia verschaffeltii (Alan Hill)

Pterocactus gonjianii (Alan Hill)

Further comments on Cumulopuntia rossiana (Royston Hughes)

 

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Sept 2010  

September 2010 (Vol. 16 No. 3)

Secretary's Page

Cumulopuntia pentlandi and Cumulopuntia boliviana (Roy Mottram)

Comments by Royston Hughes

Seed germination tip (David Parker and Alan Hill)

Pterocactus tuberosus (Alan James and Elton Roberts)

Pterocactus reticulatus (John Betteley)

Hardy North American Opuntias (Andrew Gdaniec)

Opuntia fragilis query (Alan Hill)

Cumulopuntia rossiana (John Betteley)

Another attempt at a Cactus Lexicon? (Alan Hill)

 

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June 2010  

June 2010 (Vol. 16 No. 2)

Secretary's Page

Report on the TSG Meeting in Birmingham on Sunday 9th May (Alan Hill)

Roger Moreton (Death)

Tunilla or Tephrocactus? (Elton Roberts and Alan Hill)

Chivy, Colca Canyon and Cumulopuntia sphaerica (Royston Hughes)

Cultivation questions (Rene Geissler and Royston Hughes)

Maihueniopsis darwinii - fllow up (Elisabeth and Norbert Sarnes)

Cumulopuntia pentlandi and Cumulopuntia boliviana (Alan Hill)

Habitat and cultivated growth (Alan Hill)

Pterocactus reticulatus (Elton Roberts and Alan Hill)

 

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Mar 2010  

March 2010 (Vol. 16 No. 1)

Secretary's Page

The 2010 TSG Meeting

Correction reference "type form" - page 60 Vol. 15 No. 4 Dec. 2009

Tunilla in habitat (Mike Partridge)

Unusual growth on Austrocylindropuntia clavarioides (or should I call them Puna?) (Rene geissler and Alan Hill)

Flying visitors and nectar (Alan Hill)

 

 

 

 

 

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Dec 2009  

December 2009 (Vol. 15 No. 4)

Secretary's Page

The 2009 TSG Meeting

A brief review of Cumulopuntia sphaerica (part 3) (Paul Hoxey)

Unusual growth (Alan Hill)

Maihueniopsis darwinii (Alan Hill)

Puna clavarioides follow up (Elton Roberts)

 

 

 

 

 

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Sept 2009  

September 2009 (Vol. 15 No. 3)

Secretary's Page

Is that another Tephrocactus? (Mike Partridge)

How fussy are Opuntias? (Dale Spiers)

Growing Puna clavarioides grafted (Elton Roberts)

Correction page 19 last issue: Austrocylindropuntia sp. Baker 5130

Field collection numbers of the Opuntioideae (BLMT)

 

 

 

 

 

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June 2009  

June 2009 (Vol. 15 No. 2)

Secretary's Page

The TSG Meeting on 10th May 2009

Unusual growth (Alan Hill)

Apology

Austrocylindropuntia sp. Baker 5130

A brief review of Cumulopuntia sphaerica (part 2) (Paul Hoxey)

Opuntia chaffeyi (Elton Roberts and Alan Hill)

 

 

 

 

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Mar 2009  

March 2009 (Vol. 15 No. 1)

Secretary's Page

The 2009 TSG Meeting

Soil pH - what do plants really taste? (Gordon Rowley)

Day four of a guided tour to North West Argentina and Chile (Mike Partridge)

Opuntia of Northern Argentina (part 1) (Brian Bates)

"Opuntia hamiltonii" - a reply (Alan Hill and Elton Roberts)

 

 

 

 

 

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Dec 2008  

December 2008 (Vol. 14 No. 4)

Secretary's Page

The 2009 TSG Meeting

Apologies to David parker

Corynopuntia planibulbispina (part 3) (Alan Hill)

Cumulopuntia sphaerica in cultivation (Gordon Rowley)

Opuntia hamiltonii (Alan James)

Variation within a species - Maihueniopsis subterranea (John Betteley)

Will Baker

Unusual growth (Roger Moreton)

Problems with the cultivation of Maihueniopsis camachoi (Alan Hill)

Tephrocactus geometricus (John Cox and Alan Hill)

Austrocylindropuntia vestita and acidic water (Elton Roberts and Alan Hill)

Field collection numbers of the Opuntioideae (BLMT)

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Sept 2008  

September 2008 (Vol. 14 No. 3)

Secretary's Page

The TSG stand at the BCSS National Show

Notes on Maihueniopsis spegazzini (Alan Hill)

An update on my plants (Royston Hughes)

Austrocylindropuntia lagopus (Rene Geissler)

Corynopuntia planibulbispina (part 2) (Alan Hill and Gordon Rowley)

A brief review of Cumulopuntia sphaerica (part 1) (Paul Hoxey)

 

 

 

 

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June 2008  

June 2008 (Vol. 14 No. 2)

Secretary's Page

The TSG Meeting on 11th May 2008

TSG display at the BCSS National Show 2008

Austrocylindropuntia sp. 'Baker 5/30' (Elton Roberts)

Austrocylindropuntia verschaffeltii (Elton Roberts and Alan Hill)

Attempts to grow Austrocylindropuntia lagopus (Bill Jackson and Alan Hill)

Corynopuntia planibulbispina (Alan Hill)

Field collection numbers of the Opuntioideae (BLMT)

 

 

 

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Mar 2008  

March 2008 (Vol. 14 No. 1)

Secretary's Page

The 2008 TSG Meeting (Alan Hill)

TSG display at the BCSS National Show 2008

Corynopuntia moelleri (Elton Roberts and Alan Hill)

Corynopuntia invicta (Elton Roberts and Alan Hill)

X kelvinensis (Alan Hill)

Opuntia - Fission or Fusion? (part 4) - Opuntioideae: a revised key to genera (Gordon Rowley)

Glochid barbs

 

 

 

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Dec 2007  

December 2007 (Vol. 13 No. 4)

Secretary's Page

TSG display at the BCSS National Show 2008

The 2008 TSG Meeting

Pentlandii and boliviana (Alan Hill)

Four plants found by Graham Hole (Alan Hill)

Thoughts after the Birmingham meeting (continued) (Royston Hughes)

Corynopuntia bulbispina (Elton Roberts)

Corynopuntia emoryi (Elton Roberts)

Corynopuntia parishii (Elton Roberts and Alan Hill)

Floral update (Royston Hughes)

Tunilla picardoi (Alan Hill)

Field collection numbers of the Opuntioideae (BLMT)

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Oct 2007  

October 2007 (Vol. 13 No. 3A)

Secretary's Page

Opuntia - Fission or Fusion? Part 3 - Checklist of names (Gordon Rowley)

 

 

 

 

 

 

 

 

 

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Sept 2007  

September 2007 (Vol. 13 No. 3)

Secretary's Page

Opuntia - Fission or Fusion? Part 3 - Checklist of names (Alan Hill)

Where have all the Punas gone? (John Betteley)

Chichensis/ferocior/boliviana (Alan Hill, Martin Lowry and Royston Hughes)

Thoughts after the Birmingham meeting (Royston Hughes)

Three manageable Cylindropuntias (John Betteley)

Field collection numbers of the Opuntioideae (BLMT)

 

 

 

 

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June 2007  

June 2007 (Vol. 13 No. 2)

Secretary's Page

The TSG Meeting on 6th May 2007 (Alan Hill)

To change or not to change labels (Rene Geissler)

Synopsis of a talk given by Graham Charles on Maihueniopsis to the TSG Meeting in Birmingham on 6th May 2007 (Graham Charles)

Comments on TSG issue Vol. 13 No. 1 March 2007 (Royston Hughes and Alan Hill)

A report on progress of plants in my collection (Royston Hughes)

Cumulopuntia boliviana/pentlandii complex (Wilf Phillips)

Field collection numbers of the Opuntioideae (BLMT)

 

 

 

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Mar 2007  

March 2007 (Vol. 13 No. 1)

Secretary's Page

The 2007 TSG Meeting

Front cover

Pentlandii and boliviana (Alan Hill)

Some comments on TSG bulletin Vol. 12 (4) (Martin Lowry)

Field collection numbers of the Opuntioideae (BLMT)

 

 

 

 

 

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 Dec 2006    

December 2006 (Vol. 12 No. 4)

Secretary's Page

The 2007 TSG Meeting

Airampoa picardoi (Elton Roberts)

Puna subterranea (Alan Hill)

The genus Cumulopuntia (John Betteley)

Chicensis / Ferocior (Alan Hill)

Comments on recent classification (Royston Hughes)

Request for help from all members (Ivor Crook)

Comparative table of names in the genus Maihueniopsis (Ivor Crook and Alan Hill)

Field collection numbers of the Opuntioideae (BLMT) (Roger Moreton)

 

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 Sept 2006    

September 2006 (Vol. 12 No. 3)

Secretary's Page

The Genus Micropuntia (Daston) (John Betteley)

Plant identification please (Elton Roberts)

Some species of Austrocylindropuntia (concluded) (Royston Hughes)

Austrocylindropuntia lagopus v. aureo-penicillatus (Elton Roberts)

Tephrocactus rauhii (Elton Roberts)

Alternate bearing and balancing (Dale Speirs)

And the motto is never give up hope .... (John Arnold)

Opuntia - Fission or Fusion? Part 2 - Resolution (Gordon Rowley)

Gymnocalycium paediophilum - definitely

Field collection numbers of the Opuntioideae (RH) (Roger Moreton)

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 June 2006    

June 2006 (Vol. 12 No. 2)

Secretary's Page

The meeting on 7th May 2006 (Alan Hill)

More comments received on Puna clavarioides (Alan Hill)

Cumulopuntia recurvata (Elton Roberts)

Paediophila or Pediophila? (Alan Hill)

Tephrocactus geometricus (Elton Roberts)

Some species of Austrocylindropuntia (Royston Hughes)

Field collection numbers of the Opuntioideae (JM) (Roger Moreton)

 

 

 

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 Mar 2006    

March 2006 (Vol. 12 No. 1)

Secretary's Page

The meeting on Sunday May 7th 2006

"Sp. San Juan" and Cumulopuntia frigida (Alan Hill)

Comments on article on Puna clavarioides in the last issue (Alan Hill)

Identification of the groups of plants (Royston Hughes)

Member profile - John Arnold (John Betteley)

Comparative table of names in the genus Tephrocactus (Ivor Crook and Alan Hill)

Additional comments on the Tephrocactus table (Ivor Crook and Alan Hill)

Opuntia / Airampoa / Tunilla fruit and seed (Alan Hill)

Field collection numbers of the Opuntioideae (BK) (Roger Moreton)

 

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 Dec 2005    

December 2005 (Vol. 11 No. 4)

Secretary's Page

The 2006 TSG Meeting

Puna clavarioides (Elton Roberts)

Wanted

Puna / Maihueniopsis clavarioides (Alan Hill)

Maihueniopsis nigrispina (Brian Bates)

Maihueniopsis nigrispina (Wilf Phillips)

Comparative table of names in the genus Pterocactus (Ivor Crook and Alan Hill)

A short history of the genus Pterocactus (Ivor Crook and Alan Hill)

Tephocactus geometricus (Brian Bates)

Field collection numbers of the Opuntioideae (FR) (Roger Moreton)

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 Sept 2005    

September 2005 (Vol. 11 No. 3)

Secretary's Page

More information on Tephrocactus geometricus (Elton Roberts)

More queries about Tephrocactus geometricus (Alan Hill)

Maihueniopsis nigrispina (Elton Roberts)

Comments on Maihueniopsis nigrispina (Alan Hill)

Pterocacti at the Slimbridge meeting (Alan Hill)

Comparative table of Cumulopuntia names (Ivor Crook and Alan Hill)

Cover for my plants (Elton Roberts)

Field collection numbers of the Opuntioideae (FR) (Roger Moreton)

 

 

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 June 2005    

June 2005 (Vol. 11 No. 2)

Secretary's Page

Thank you Rene / A new secretary / Officers of the TSG / The TSG Meeting 2006 (Alan Hill)

Cover photograph (Bill Jackson)

Argentina 2004 (Ian Robison and Alan Hill)

A comment on seed inhibitors (Brian Bates)

Contributions from members

The New Cactus Lexicon

Pterocacti (Alan Hill)

Pterocactus tuberosus (Elton Roberts)

Plant names (David Hunt)

Plant names (2) (Bill Jackson)

Plastic polytunnels = exceptional good growing? (Alan Hill)

Field collection numbers of the Opuntioideae (FR) (Roger Moreton)

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 Mar 2005    

March 2005 (Vol. 11 No. 1)

Secretary's Page

The meeting on Sunday April 17th 2005

Correction

Black scabs (Ian Robinson)

What is this? (Alan James)

South Peru Opuntia Log Part 4 - Cumulopuntia (Ivor Crook)

Austrocylindropuntia seed germinates! (John Arnold)

Rooting Austrocylindropuntia lagopus (Ken Smith)

Cylindropuntia hystrix? (Roy Mottram and Bill Jackson)

Tephrocactus geometricus seed pods (Elton Roberts)

Plant names (Elton Roberts)

The dreaded fungus again! (Rene Geissler)

Field collection numbers of the Opuntioideae (FR) (Roger Moreton)

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 Dec 2004    

December 2004 (Vol. 10 No. 4)

Secretary's Page

The meeting on Sunday April 17th 2005

Growing cacti the hard way (Alan James)

Some of the comments on the contents of the last issue (Various)

Tephrocactus pulcherrimus to Maihueniopsis subterranea ssp. pulcherrima (Martin Lowry)

Further notes on the Airampos (Roy Mottram)

Cultivation of Austrocylindropuntia floccosa (John Arnold)

South Peru Opuntia Log Part 3 (Ivor Crook)

 

 

 

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 Sept 2004    

September 2004 (Vol. 10 No. 3)

Secretary's Page

Hanging basket Opuntias (Alan Hill)

Opuntia - Fission or Fusion? (Wise after the event (Gordon Rowley)

The BCSS National Show

The search for information on Opuntia / Tunilla hintonii (Alan Hill)

It is Opuntia lagopus not Opuntia lagopa (Alan Hill and Roy Mottram)

Airampoa / Tunilla "Leoni" (Alan Hill)

Virus in Tephrocacti (John Betteley

Comparative table of Austrocylindropuntia names (Ivor Crook and Alan Hill)

The TSG Show (John Betteley)

Field collection numbers of the Opuntioideae (PM and Rausch) (Roger Moreton)

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 June 2004    

June 2004 (Vol. 10 No. 2)

Secretary's Page

Report on the TSG Meeting of 18th April 2004 (Alan Hill)

Reporter Series No. 2 Alan James (David Parker)

Errata and Apology

Comments on "Airampos - a review" (Bill Jackson)

Opuntia - Fission or Fusion? (Gordon Rowley)

The BCSS National Show

Cultivation (Martyn Collinson)

Seed for sale / Seed raising errata reminder

Field collection numbers of the Opuntioideae (MN and Piltz) (Roger Moreton)

 

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Mar 2004    

March 2004 (Vol. 10 No. 1)

Secretary's Page

The meeting on Sunday April 18th 2004

TSG Show with BCSS Birmingham Branch Show

Maihueniopsis rossiana (Bill Jackson)

Airampos - a review (Roy Mottram)

Learning from experience (Rene Geissler)

Water for Tephrocacti (Bill Jackson)

Page Numbers (Alan Hill)

Field collection numbers of the Opuntioideae (Lau and WO) (Roger Moreton)

 

 

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Dec 2003    

December 2003 (Vol. 9 No. 4)

Secretary's Page

The meeting on Sunday April 18th

Reporter's series No. 1 - Bill and Mary Jackson (David Parker)

South Peru Opuntia Log - Part 2 (ivor Crook)

Comments on the "floccosa" articles in the last journal (Hakan Sonnermo)

Addition and correction to the list of members

Damp tunnels, tough plants (Alan Hill)

Interaction amongst TSG members

Can you advise?

Flowers (Royston Hughes)

Field collection numbers of the Opuntioideae (JL) (Roger Moreton)

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Sept 2003    

September 2003 (Vol. 9 No. 3)

Secretary's Page

South Peru Opuntia Log - Part 1 (Ivor Crook)

Members details

How large do Austrocylindropuntia floccosa grow? (David Parker, Alan Hill and Royston Hughes)

New Cactus and Succulent CD-ROM (Rene Geissler)

Articulati (Bill Jackson and Alan Hill)

Greenhouse fans (Alan James)

Comment on TSG Journal June 2003 p568 (Ivor Crook)

Germination (and growing) floccosa (Roger Moreton and Hakan Sonnermo)

Field collection numbers (Alan Hill)

Field collection numbers of the Opuntioideae (RMF, Gertel and RKH) (Roger Moreton)

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June 2003    

June 2003 (Vol. 9 No. 2)

Secretary's Page

The charm of Tephrocacti (John Betteley)

The TSG Annual Meeting - April 2003 (Bill Jackson)

Maihueniopsis russellii (Bill Jackson and Alan Hill)

Continuing the Tephrocactus ovata / russellii story (Royston Hughes)

Russellii and glomerata (Alan Hill)

From Airampoae to Tunilla (Alan Hill)

"Tephrocactus catacanthus" (Alan Hill)

Alston Hall 2003 (Bill Jackson)

A new locality for Austrocylindropuntia floccosa (Brian Bates)

Damp tunnels (Bill Jackson)

Cold winter growing (John Arnold)

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Mar 2003    

March 2003 (Vol. 9 No. 1)

Secretary's Page

The meeting on Sunday April 27th

Armillatox (Alan Hill)

Sun or sky? (Bill Jackson)

More on rooting malyana (David Parker)

Tephrocactus alexanderi (Bill Jackson)

"A Cactus odyssey" (Bill Jackson)

Wanted (David Parker)

Airampoa / Tunilla (Alan Hill and Roy Mottram)

Opuntia soehrensii (Alan Hill)

Please name that plant (Alan Hill)

Plants from cuttings (Piotr Swiatoniowski)

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Dec 2002    

December 2002 (Vol. 8 No. 4)

Secretary's Page

The meeting on Sunday April 27th

Pterocactus hickenii (John Betteley)

Mealy bug (Alan James and Alan Hill)

The genus Quiabentia (John Betteley and Alan Hill)

Maihueniopsis ovata (Alan Hill)

The story of the seed (Royston Hughes)

Comments from a new member (David Parker and Alan Hill)

Compost theory (Bill Jackson)

Austrocylindropuntia malyana (Alan James)

 

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Sept 2002    

September 2002 (Vol. 8 No. 3)

Secretary's Page

The August 2002 Meeting (Alan Hill)

Showing Tephrocacti (Alan Hill)

Oxford Branch Show 14th July 2002 (Bill Darbon)

Plants at the show (Alan Hill)

What takes cover in the old clone of A. malyana (Piotr Swiatoniowski)

"Nil desperandum" (Ivor Crook)

Comment on Vol. 7 No.3 p460 - Sowing seeds (Ivor Crook)

Numbers (Alan Hill)

"Tephrocactus cactacanthus" (Rene Geissler)

Opuntia from Mendoza (Ed.)

Cumulopuntia recurvata (Elton Roberts)

Wanted (David Parker)

Killing Mealy Bug (Alan Hill)

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June 2002    

June 2002 (Vol. 8 No. 2)

Secretary's Page

Important Notice

The meeting on Sunday August 4th

Cumulopuntia ignescens (Brian Bates)

Austrocylindropuntia malyana (Alan James)

Comments on recent issues (Rene Geissler)

The Northern Weekend (Bill Jackson)

The perfect show plant (Bill Jackson)

Studies in the Opuntioideae (David Hunt and Nigel Taylor)

Grit (Bill Jackson)

Retention of water (Bill Jackson)

Please can you help me with information? (Ivor Crook)

Cumulopuntia recurvata (John Betteley)

Pain and sufferings (Bill Jackson)

Diseases of Tephrocacti (Martyn Collinson)

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Mar 2002    

March 2002 (Vol. 8 No. 1)

Secretary's Page

Opuntia / Tephrocactus / Cumulopuntia ignescens (Alan Hill)

The August meeting

O. platyacantha, darwinii, hickenii and I (Alan Hill)

Opuntia platyacantha (Roger Moreton)

Flowering cuttings (Bill Jackson)

Losses (Bill Jackson)

The perfect show plant (David Hutchinson)

Wants (Piotr Swiatoniowski)

The slow growing cripples? (Piotr Swiatoniowski)

Pterocactus australis (Editor)

The very first TSG show

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Dec 2001    

December 2001 (Vol. 7 No. 4)

Secretary's Page

 Compost (Bill Jackson)

Is poor vegetative propagation caused by silent viruses? (Dale Speirs)

Opuntia from Mendoza (Editor)

Peru weather - some hints when growing A. floccosa (Hakan Sonnermo)

A suffering Austrocylindropuntia floccosa / Variations in forms (Editor)

Tephrocactus platyacanthus (Bill Jackson)

Errata

Seramis (Bill Jackson)

Seramis granules (Malcolm Birkett)

Seramis (John Betteley)

A revision of Maihueniopsis (Alan Hill, Roy Mottram and Roberto Kiesling)

Important notice

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Sept 2001    

September 2001 (Vol. 7 No. 3)

Secretary's Page

The August meeting (alan Hill)

Why no hybrids? (Alan Hill)

Comments on previous journals (Royston Hughes and Alan Hill)

Plants in my collection (Malcolm Birkett)

Pterocactus australis  (John Betteley)

"Queen of the Andes" - my outlook on problems with rooting cuttings (Piotr Swiatoniowski)

Tephrocactus geometricus - TSG seed (John Betteley)

A revision of Maihueniopsis (James Iliff)

Plant exchange scheme

Seramis / Compost (Editor)

A seedy qusetion (David Hutchinson)

Clones in cultivation (Piotr Swiatoniowski)

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June 2001    

June 2001 (Vol. 7 No. 2)

Secretary's Page

The meeting on Sunday August 12

Born from a few areoles (Piotr Swiatoniowski)

Tephrocactus seed sowing 1999/2000 (Cyril Hunkeler)

Ignorance is bliss (Colin Parker)

Auction of plants

Time for change (Rene Geissler)

High in Peru (Hakan Sonnermo)

"Austrocylindropuntia malyana" (Alan Hill)

Further comments on showing Opuntias (Bill Jackson)

A judge's reply (John Betteley)

Over wintering Tephrocactus articulatus (Brian Scott)

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Mar 2001    

March 2001 (Vol. 7 No. 1)

Secretary's Page

 A salutary lesson on growing in a cold frame (Martyn Collinson)

The August meeting

Plants in my collection (Geraldine Dyson)

Cumulopuntia ignescens (Roger Moreton)

Observations on Tephrocactus seedlings (sown 1996) (Martyn Collinson)

Tephrocactus and other prickly pears (E Fletcher)

Secrets of spines (Piotr Swiatoniowski)

Tephrocactus molinensis (Rob Seward)

Austrocylindropuntia subulata f. aurea (Piotr Swiatoniowski)

Variegation in Opuntias (Editor)

The showing of Tephrocacti (through the eyes of Gareth Darbon)

 

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Dec 2000    

December 2000 (Vol. 6 No. 4)

Secretary's Page

Book Review - Tephrocactus and other prickly pears (Roy Mottram)

Comments on previous issues (Rene Geissler)

Seeds of Maihueniopsis, Cumulopuntia and Tephrocactus compared (Roger Moreton)

TSG plants (Editor)

Some random observations on Tephrocacti (Richard Marriott)

Alston Hall 2000 (and Peat) (Bill Jackson)

Proposed index (Bill Jackson)

Next year's meeting topic (Alan Hill)

Growing Austocylindropuntia malyana on various stocks (E Fletcher)

Tephrocactus fiambalensis ZJ191 (Richard Marriott)

Field lists on the internet (Editor)

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Sept 2000    

September 2000 (Vol. 6 No. 3)

Secretary's Page

The August meeting (Chairman)

The BCSS National Show (Chairman)

The genus Pterocactus (Rene Geissler)

M. walterspielii (Alan Hill)

A visit to Peru (David Edwards)

Opuntia glomerata, andicola and hypogaea (Alan Hill)

Observations on Vol. 6 No. 2 (Roberto Kiesling)

Some limited but inconclusive success with gibberellic acid (Fred Ward)

 

 

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June 2000    

June 2000 (Vol. 6 No. 2)

Secretary's Page

The meeting on Sunday August 6th

Opuntia hypogaea

Temperatures (Bill Jackson)

Frost in unheated greenhouses (Rob Seward)

Opuntia (Maihueniopsis) minuta?

Puna (Roberto Keisling)

Queries (Dave Lambie, Alan Hill)

Name changes (Alan Hill)

Comments on taxonomy (Gordon Rowley)

Free root run (Richard Marriott)

Yet more about germination and grafting (Fred Ward)

Tephrocactus weberi (Alan James)

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Mar 2000    

March 2000 (Vol. 6 No. 1)

Secretary's Page

From my postbag (Rene Geissler)

Comments on previous journals (Martyn Collinson)

Definition of a species (Roy Mottram)

Errata (Editor)

Tephrocacti in Northern Chile (Roger Moreton)

Bedding plants (John Cox)

Maihueniopsis (Ritter, translated by V. Knight and R. Moreton)

Compost (Bill Jackson)

Further comments on seed raising (Rene Geissler)

Temperatures (Bill Jackson)

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Dec 1999    

December 1999 (Vol. 5 No. 4)

Secretary's Page

From my postbag (Rene Geissler)

Greenhouse temperatures (Carl Garnham)

Pentlandii / Boliviana (Rene Geissler)

Comments on Vol. 5, No.3 (Rene Geissler)

Cumulopuntia (Ritter, translated by V. Knight and R. Moreton)

Tephrocacti in Northern Chile (Roger Moreton)

TSG Study Day August 1999 (Ivor Crook)

Stopping the Rot (Tony Walker)

O. verschaffeltii (Bill Jackson)

Next year's meeting topic (Alan Hill)

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Sept 1999    

September 1999 (Vol. 5 No. 3)

Secretary's Page

From my postbag (Rene Geissler)

The August 1999 meeting (Alan Hill)

Binders

Some comments on No. 2, Vol. 5 (Rene Geissler)

Comments on Vol. 5 No. 2 (Alan Hill)

Floccosus - will they flower? (Klaus Gilmer)

Pterocactus reticulatus (Editor)

Tephrocactus viridis and atroviridis (Rene Geissler and Alan Hill)

Footprint handbooks (Alan Hill)

A new look at seed-raising (Elton Roberts)

New greenhouse (Bill Jackson)

Is it a Tephrocactus? (Alan Hill)

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June 1999    

June 1999 (Vol. 5 No. 2)

Secretary's Page

The meeting on Sunday August 1st

A few comments on Vol. 5 No. 1 (Rene Geissler)

Comments on Vol. 5 p.304 (Carl Garnham)

Comment on Tephrocactus viridis (Fred Ward)

Hardiness (Bill Jackson)

Tephrocactus curvispinus (Klaus Gilmer)

Seeds and strategies (A. Walker)

Floccosus - will they flower? (Klaus Gilmer)

Seeds again! (Roger Moreton)

Flowering the floccosa group (Johan de Vries)

Some thoughts on the TSG (Anna Henderson)

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Mar 1999    

March 1999 (Vol. 5 No. 1)

Secretary's Page

Letters to the editor (Wilfred Phillips and Roberto Kiesling)

Comments on Vol. 4 No. 3 (Martyn Collinson)

Austrocylinropuntia verschaffeltii PM308 (Martyn Collinson)

Tephrocactus viridis (Alan Hill)

Variability within the species (Klaus Gilmer)

The birds and the bees (Klaus Gilmer)

East to west (Alan James)

10,368 (Bill Jackson)

Wanted

Pereskia, Maihuenia and wide band Tracheids (Dorothy Minors)

Tephrocactus curvispinus (Zlatko Janeba)

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Dec 1998    

December 1998 (Vol. 4 No. 4)

Secretary's Page

More pentlandii (Rene Geissler)

Important habitat news (Roberto Kiesling)

Puna bonnieae / ragosa (E. Fletcher)

A visit to Peru and Chile (Roger Moreton)

Graham Charles' field list for Chile 1994 (Alan Hill)

Comment on the above (Alan Hill)

My collection (Alan Hill)

 

 

 

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Sept 1998    

September 1998 (Vol. 4 No. 3)

Secretary's Page

The August 1998 one day meeting (Alan Hill)

Cold and damp (Bill Jackson)

Initial results of sowing Maihuenia patagonica and poeppigii (E. Fletcher)

Comments on Vol. 4 No. 1 (Rene Geissler)

Tephrocactus geometricus and Puna bonnieae (Zlatko Janeba)

New Puna P236 and P245 (Martyn Collinson)

Tephrocactus geometricus (Rene Geissler)

Opuntia pentlandii, boliviana and related plants (alan Hill)

 

 

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July 1998    

July 1998 (Vol. 4 No. 2)

Secretary's Page

Letter from John Gamesby

Comments on Vol. 4 No. 1 (Alan Hill)

Congratulations to Rene

Current membership of the TSG for 1998

My way of cultivation (Rene Geissler)

Comments on Vol. 4 No. 1

An article written by Chris Holland

TSG reference plants

 

 

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Mar 1998  

March 1998 (Vol. 4 No. 1)

Secretary's Page

Letter from Dr. Roberto Kiesling

Comments on Vol. 3 No. 4 (Alan Hill)

Comment on 'Circumscription of the Study Group' (Rene Geissler)

Rhubation? (Bill Jackson)

Tephrocactus alexanderi var. geometricus (John Gamesby)

New Puna discovered (Rene Geissler and Alan Hill)

Revision and transfer of some Austrocylindropuntia (Roberto Kiesling)

 

 

 

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Dec 1997    

December 1997 (Vol. 3 No. 4)

Secretary's Page

New Publications (Rene Geissler)

Update on growing from seed Vol. 2 No. 4 p. 135 (Martyn Collinson)

Comments on Vol. 3 No. 3 (Martyn Collinson)

Tephrocactus berteri (for the last time?) (Alan Hill)

Letter from Jules Bouquette

Discussion at the one day meeting August 1997 (Alan Hill)

Comments on Vol. 3 No. 3 (Alan Hill)

Letter from Rob Seward

The beginner (continued) (Ed Fletcher)

Falling joints (Rene Geissler)

The TSG set of photographs (Martyn Collinson)

Comments on the sphaerica group (Martyn Collinson)

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Sept 1997    

September 1997 (Vol. 3 No. 3)

Notes from the Secretary

Comments on Vol. 3 No. 2 (Roy Mottram)

More comments on Vol. 3 No. 2 (Rene Geissler)

A new appointment, Sub Editor (Bill Jackson)

Maihueniopsis mandragora (Rene Geissler)

The August one day meeting (Alan Hill)

Drawings from seed (Kevin Lear)

Locations of Opuntia from Quepo (Joost Van den Steen)

The beginner (Ed Fletcher)

 

 

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June 1997    

June 1997 (Vol. 3 No. 2)

Admin. Matters

Comments on Vol. 2 No. 4 (Alan Hill)

Clones, clines and hybrids (Alan Hill)

Content of the journal (Alan Hill)

The missing link? (Martyn Collinson)

Pterocacti (Martyn Collinson)

Pterocactus tuberosus (Alain Letroye)

Progress of the TSG (Rene Geissler)

Those who dare .....? (Kevin Lear)

TSG membership

 

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Mar 1997    

March 1997 (Vol. 3 No. 1)

Admin. Matters

Wheal Lucky, Rundlestone (Rob Seward)

Tephrocactus weberi (Rene Geissler and Bill Seymour)

A few comments on Vol. 2 No. 4 (Rene Geissler)

4 photographs by Martyn Collinson

Letter from Roger Moreton

Comments from Joost Van den Steen

 

 

 

 

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Dec 1996    

December 1996 (Vol. 2 No. 4)

Admin. matters and important matters

A few comments on Vol. 2 No. 3 (Rene Geissler)

Tephrocactus (Joost Van den Steen)

Letter from Howard Walpole

Our journal (Rene, Joost and Martyn)

Growing from seed (Martyn Collinson)

Comments on Vol. 2 No. 3 (Martyn Collinson)

The flowering of Tephrocactus platyacantha (John Gamesby)

Notice board (Kevin Lear and Tony Higuera)

A letter from Anna Henderson

Sale, wants and swaps

Maihuenia poeppigii (Rene Geissler)

Photographing seeds (Tony Higuera)

The set of photographs (Alan Hill)

The newsletter (Tony Higuera)

Comments on previous issues (Joost Van den Steen)

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Sept 1996    

September 1996 (Vol. 2 No. 3)

Admin. matters and important matters

Sun, rain and wind (Kevin Lear)

Comments on Vol. 2 No. 2 (Rene Geissler, Martyn Collinson and Tony Higuera)

Cultivation (Rene Geissler)

Names, locations and synonyms (Rene Geissler)

Cultivation (Martyn Collinson)

Dear all (Anna Henderson)

The August 1996 one day meeting (Alan Hill)

TSG reference plants (Rene Geissler)

Notice board

Sale, wants and swaps

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June 1996    

June 1996 (Vol. 2 No. 2)

Admin. matters

Comments on Vol. 2 No. 1 (Alan Hill)

Reactions on the previous magazines (Joost Van den Steen)

New descriptions (1966-1990)

Cmments on previous issues (Martyn Collinson)

Letter from John Gamesby

Cultivation (Rene Geissler)

Letter from Spencer Reynolds

My collection during the last winter (Alan Hill)

A few remarks on Vol. 2 No. 1 (Rene Geissler)

Current members

Sales, swap shop and wants

________________________________________________________________________________

Mar 1996    

March 1996 (Vol. 2 No. 1)

Administration matters

Comments on Vol. 1 No. 4 (Alan Hill)

Tephrocactus - Backeberg's Lexicon

Comments from Joost Van den Stern

My collection in 1995 (Rene Geissler)

Comments from Tony Higuera

 

 

 

 

 

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Dec 1995    

December 1995 (Vol. 1 No. 4)

Admin matters (Rene Geissler)

Comments on Vol. 1 No. 3 (Alan Hill)

Further comment on T. malyanus (Rene Geissler)

General comments on Vol. 1 No. 3 (Martyn Collinson)

Comments from Alan Weeden

T. articulatus var. strombiliformis / inermis growing point (Alan Hill)

O. articulata and determinate growth (Roy Mottram)

Comments (Spencer Reynolds)

Comments to Vol. 1 (Rene Geissler)

Botanical names (Rene Geissler)

Tephro or not? (Rene Geissler)

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Sept 1995    

September 1995 (Vol. 1 No. 3)

Admin matters (Rene Geissler)

Cultivation and Propagation

TSG meeting on Sunday 6th August 1995 (Alan Hill)

Comments to Vol. 1 No. 2 (Rene Geissler)

TSG reference plants

Comments on new format Vol. 1 No. 2 (Alan Hill)

TSG membership 1995

General (Tony Higuera)

General comments on No. 2 (Martyn Collinson)

General remarks (Geraldine Dyson)

Tephrocactus malyanus (Rene Geissler)

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May 1995    

May 1995 (Vol. 1 No. 2)

Admin. matters (Rene Geissler)

More comments on admin. matters (Rene Geissler)

Letter from David Eduards

Cultivation comments (Alan Hill)

Comments on Round 4 /first issue new format (Alan Hill)

Letter from Martyn Collinson

Comments (Spencer Reynolds)

Cultivation (Rene Geissler)

Letter from Rene Geissler

Further comments on T. strombiliformis (Rene Geissler)

Comments to contributions in last round (Vol. 1) (Rene Geissler)

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Dec 1994    

December 1994 (Vol. 1 No. 1)

Secretary's Page - Welcome (Rene Geissler)

Letter from Geoff Gillham

Cultivation of Tephrocacti and Maihueniopsis (Rene Geissler)

TSG reference plants (Rene Geissler)

Round 3 comments (Chris Holland)

Points for discussion (Chris Holland)

Letter from Martyn Collinson

Letter from Alan Welsh

Cultivation notes (Spencer Reynolds)

Extract from the German Study Group (Rene Geissler)

General comments to matters raised in Round 3 (Rene Geissler)

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