Bromeliaceae
Total Page:16
File Type:pdf, Size:1020Kb
Bromeliaceae VOLUME XLII - No. 2 - MAR/APR 2008 The Bromeliad Society of Queensland Inc. P. O. Box 565, Fortitude Valley Queensland, Australia 4006, Home Page www.bromsqueensland.com OFFICERS PRESIDENT Olive Trevor (07) 3351 1203 VICE PRESIDENT Anne McBurnie PAST PRESIDENT Bob Reilly (07) 3870 8029 SECRETARY Chris Coulthard TREASURER Glenn Bernoth (07) 4661 3 634 BROMELIACEAE EDITOR Ross Stenhouse SHOW ORGANISER Bob Cross COMMITTEE Greg Aizlewood, Bruce Dunstan, Barry Kable, Arnold James,Viv Duncan, David Rees MEMBERSHIP SECRETARY Roy Pugh (07) 3263 5057 SEED BANK CO-ORDINATOR Doug Parkinson (07) 5497 5220 AUDITOR Anna Harris Accounting Services SALES AREA CASHIER Norma Poole FIELD DAY CO-ORDINATOR Ruth Kimber & Bev Mulcahy LIBRARIAN Evelyn Rees ASSISTANT SHOW ORGANISER Phil Beard SUPPER STEWARDS Nev Ryan, Barry Genn PLANT SALES Pat Barlow Phil James COMPETITION STEWARDS Dorothy Cutcliffe, Arnold James CHIEF COMPETITION STEWARD HOSTESS Gwen Parkinson BSQ WEBMASTER Ross Stenhouse LIFE MEMBERS Grace Goode OAM Peter Paroz, Michael ORDea Editors Email Address: [email protected] The Bromeliad Society of Queensland Inc. gives permission to all Bromeliad Societies to re- print articles in their journals provided proper acknowledgement is given to the original author and the Bromeliaceae, and no contrary direction is published in Bromeliaceae. This permission does not apply to any other person or organisation without the prior permission of the author. Opinions expressed in this publication are those of the individual contributor and may not neces- sarily re\ect the opinions of the Bromeliad Society of Queensland or of the Editor Authors are responsible for the accuracy of the information in their articles. Front Cover: Ae. QShining LightR Photo by Ross Stenhouse Rear Cover : Guzmania QIndianaR Photo by Ross Stenhouse Bromeliaceae 2 Mar/Apr 2008 Contents BELIEVE I T OR N OT , BUT I T IS A LL T RUE ..............................................................................5 STRIKING B ROMS ....................................................................................................................7 TILLANDSIA WORKSHOP .........................................................................................................8 TILLANDSIA QP AT C OUTTS R ....................................................................................................11 BOOK R EVIEW: SEARCHING F OR M ISS F ORTUNA - THE H UNT FOR A B ROMELIAD ...............11 THE BSQ WEB S ITE ............................................................................................................11 IMPORTING B ROMELIADS ......................................................................................................13 SUBMISSION TO Q UARANTINE & BIOSECURITY R EVIEW I N Q U I RY ............................ 13 XNEOSTROPSIS QB-FIRE R VERSUS QSHADEBALL R .......................................................................17 BROMELIADS AT THE 2008 BSQ A UTUMN S HOW .................................................................19 DISCOVER B ILLBERGIAS ........................................................................................................23 LIVING I N THE U NDERSTORY WITH C ANISTRUM AND C ANISTROPIS .........................................24 RESTORING V ARIEGATIONS . ..................................................................................................28 REPORT ON THE S HOW HELD AT M T C OOTHA 5 AND 6 APRIL ................................................32 CHIEF C OMPETITION S TEWARD R EPORT ON BSQ 2008 A UTUMN S HOW ................................34 HOW DOES A M EMBER L OCATED IN THE US I MPORT P LANTS FROM AUSTRALIA . ...................36 TILLANDSIA T IPS ..................................................................................................................38 WHY HUMIDITY IS IMPORTANT TO PLANTS . .............................................................................38 PREMATURE P UPPING ............................................................................................................40 SOME B ROMELIAD T IPS ........................................................................................................42 IPSWICH & DISTRICTS B ROMELIAD S OCIETY I NC . .................................................................44 HOHENBERGIA LEOPOLDO -HORSTII ........................................................................................44 PUPS R EVISITED ....................................................................................................................45 BROMELIAD S EMINAR ...........................................................................................................45 BUS T RIP - 23RD A UGUST 2008 - DETAILS ............................................................................46 Important things to remember to do: 5th July - Bromeliad Seminar - 9AM to 4PM, core time 10AM to 3PM, Pamela Koides, the owner of the Birdrock Tropicals nursery in the Unied States, has agreed to be the keynote speaker for this event. Bring your own lunch- see advert page 45 Books For Sale The Society has the following books for sale: # Starting with Bromeliads $18 # Pitcher Plants of the Americas $60 # Bromeliads: A Cultural Manual $5 # Back Copies of Bromeliaceae (2005, 2006 Editions) $4 # Bromeliads for the Contemporary Garden by Andrew Steens $36 # Bromeliads: Next Generation by Shane Zaghini $33 Postage and package extra. Unfortunately we cannot supply overseas orders. Please phone the Librarian, Mrs Evelyn Rees (07) 3355 0432 to order books. Bromeliaceae 3 Mar/Apr 2008 Apical Pups - if you look carefully you can see through the centre of the plant Image from inside of the leaf showing offsets growing on the outside Bromeliaceae 4 Mar/Apr 2008 from these axil pockets. What happens now, when all the above are destroyed by rot or Believe It or Not, But physical damage? We usually throw the plant away. It is All True We all overlook another area of mer- Author: Rob Smythe MSc istem deposited by the apical meristem as it progresses ever upwards, namely the Inter- calary Foliar Meristem. I have been aware People have come to me in the past of the very existence of these ever since my with a brom looking like a telescope. You very early days of brom growing. look in one end and you can see right through Len Trevor may remember this from it. What can I do? It is usually hopeless but when I tried to grow a brom from a leaf. His I have always believed there was something look said everything. I was aware that broms that could be done. I suggest they thoroughly have longitudinal white stripes as variega- clean what is left of the plant, spray it with tions which were a direct result of the leaf a good systemic fungicide and hang it on a growing from a cross section of meristematic loop in the bush house and just spray it with cells across its base of the leaf. White cells water and/or fungicide to stop it drying out. make white cells and green make green and Most people thought I was mad. I was visit- soon the leaf appears with its stripes and ing a friend in Ipswich and found out that keeps on growing. Why canRt we get pups she was doing the same and also with some from these leaf bases? I have always believed success. Well, I now have the proof that we we could. Well now I have proven it. were doing things right. Hopefully there are photos with this Firstly, those who know me would article showing a Neoregelia treated as above guess that there must have been some sci- with a pup coming from the outside of a leaf ence to my thinking. Here it is. Bromeliads and not from the inside leaf axil. This pup have two major meristematic types. These is developing from the Intercalary Foliar are regions where plant cells are quickly Meristem. dividing and making new tissue. The best I think this is not only important to us known is the apical meristem where all the but also to tissue culturists. It might even new leaves, new stem and \owers are formed mean that we can tissue culture variegates (the growing tip). The second is the growing from this area and get a higher than the ends of the root tip. usually pathetic preponderance of variegate Let us look further at the growing tip plants from seed or tissue culture. of the plant. As the tip grows further and I was going to leave the story here but further it leaves behind a bundle of dormant maybe a reader will be concerned that there is meristem tissue in the leaf axils. These can more in the botany books, and tissue culture be stimulated into action by the plant when literature than I have revealed. it \owers, has apical damage and sometimes Mesophyll cells. just for the hell of it. Technically this is called These are thin walled parenchyma lack of apical dominance and is controlled cells commonly found in leaves. These are by a hormone. Similarly you will be familiar living entire cells which are not usually with the use of rooting hormone to produce meristematic but can be stimulated into re- more roots. We all know that we get pups growth by damage. The regrowth of burnt Bromeliaceae 5 Mar/Apr 2008 Nidularium procerum PitcairniaNidularium andreana procerum Bromeliaceae 6 Mar/Apr 2008 eucalyptus forests and the leaf shoots on rewarded by a mass of [ve plants coming damaged African violet leaves are the best not from the bottom but from the top of the known examples. I have seen no examples of plant. I have supplied a photo but it may not this type of regrowth in bromeliads but that be print quality. This plant was too