[OGD] Platanthera praeclara

2005-06-29 Thread viateur . boutot
from a news item : "Only North Dakota, Minnesota and Manitoba have big populations of the species [Platanthera praeclara Sheviak & M.L. Bowles] ... the western prairie fringed-orchid ... found in the Red River Valley. This orchid is one of four Minnesota plants listed as federally threatened,

[OGD] re: 50/50 and Mendel

2005-06-29 Thread nickplummer
Guido wrote; > Nick, I am afraid you are mistaken. It is only 50/50 if and when you > postulate a single gene and if and when there are no dominances > involved and if there is no crossover etc. etc. etc. Nope, You're wrong on this one, Guido. Bert's original comment was on the genetic makeup o

[OGD] Mexico,Yucatan

2005-06-29 Thread schwott
Hello, I just bought the cheap tickets to Cancun, Mexico for 14 days. As we are leaving already on Friday 1st July I do not have enough time to make an extensive web research. Can anybody recommend me the must-see spots with regards to orchids and/or natural beauties (national parks, jungle treks,

[OGD] Re: Issue 326-- hybrid percentages

2005-06-29 Thread Nitpickers
> That's why those charts, so popular in orchid books, that claim a certain > hybrid is 25% species X and 12.5% species Y are pretty silly. The late Gustav Mehlquist would reduce anybody using that formula within his hearing to rubble. He said it had no validity as there were many possible c

[OGD] Paphiopedilum roots

2005-06-29 Thread Steve Topletz
I think this list could use a little more interesting discussion. Taxanomic intercourse and Dendrobiums just aren't doing it for me. So, to start this off right, I would like people to help me identify the types of roots for paphs, their structure, and their components. For example, are those root