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Showing results 1 to 10 of 10
Search took 0.02 seconds. Search: Posts Made By: OliverSparrow
Forum: Pests & Diseases 12-05-2014, 11:13 AM
Replies: 3
Views: 894
Posted By OliverSparrow
Australian dendrobe grown out of doors? My guess...

Australian dendrobe grown out of doors? My guess would be (1) bush snails and if not them, the ants.
Forum: Scientific Matters 12-05-2014, 11:10 AM
Replies: 26
Views: 25,247
Posted By OliverSparrow
CAM

I've posted here before, but nothing happened. Better luck this time, I hope.

I'm not going to dig for papers, so this is from memory. About a third of orchids have CAM capacity, almost all of the...
Forum: Pests & Diseases 11-25-2014, 10:01 AM
Replies: 9
Views: 1,602
Posted By OliverSparrow
Impossible to tell from the photos. The mesophyll...

Impossible to tell from the photos. The mesophyll cells have died, but why is anyone's guess. Some possibilities:

* Sugar ants look harmless, but they bite leaves and such sap. The result can be...
Forum: Vanda Alliance - others 11-25-2014, 09:52 AM
Replies: 17
Views: 2,641
Posted By OliverSparrow
Let's try again. I posted and nothing happened....

Let's try again. I posted and nothing happened. This is Vanda dearei, which I have been trying to get hold of for a decade. Anyone with eg seedlings please make yourselves known.
Forum: Advanced Discussion 11-21-2014, 07:30 AM
Replies: 29
Views: 4,413
Posted By OliverSparrow
Odd. I posted a message here and find that it has...

Odd. I posted a message here and find that it has vanished, even though this web site notified me of a follow on. Am I doing something wrong?

Anyway, V. tesselata is a monsoonal species from India...
Forum: Orchids in the Wild 11-20-2014, 11:19 AM
Replies: 9
Views: 2,242
Posted By OliverSparrow
Bet the leeches bit. But worth it. I can't...

Bet the leeches bit. But worth it. I can't recognise the Trichotosia in the middle - T. ferox virescens??
Forum: Vanda Alliance - others 11-20-2014, 11:14 AM
Replies: 8
Views: 2,268
Posted By OliverSparrow
It's a colour variety of V. luzonica, and you...

It's a colour variety of V. luzonica, and you should be able to find lots on that. Essentially, warm but not too hot and wet throughout the year. Obligate epiphyte, like to trail its roots and dies...
Forum: Vanda Alliance - others 11-20-2014, 11:11 AM
Replies: 17
Views: 2,641
Posted By OliverSparrow
Vanda dearei. I've been looking for that for...

Vanda dearei. I've been looking for that for years. Bogor was going to send us a flask, but it didn't happen. Would this little thing count as a seedling for CITES?
Forum: Scientific Matters 11-20-2014, 11:07 AM
Replies: 26
Views: 25,247
Posted By OliverSparrow
The biochemical division between C3 and C4 is not...

The biochemical division between C3 and C4 is not a yes-no thing, as the relevant enzymes are generally present at some level. What makes for C$ is the leak architecture, and that orchids do not...
Forum: Advanced Discussion 11-20-2014, 10:57 AM
Replies: 29
Views: 4,413
Posted By OliverSparrow
V. tesselata is from monsoonal climates and, from...

V. tesselata is from monsoonal climates and, from the look of the roots, it's trying to rest. Indian ones get no rain October-March/April, with extremely hot temperatures in the run up to the rains....
Showing results 1 to 10 of 10

 
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