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Old 22-01-2004, 08:25 PM
Ray
 
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Default Natural Hybrids Help Needed

The old biology book I am using says that the "X" precedes a the genus name
in a multigeneric natural hybrid, and the grex name in a interspecies hybrid
of the same genus, but also says both are usually left out...

--

Ray Barkalow - First Rays Orchids - www.firstrays.com
Plants, Supplies, Books, Artwork, and Lots of Free Info!

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"Al" wrote in message
...
PS. The book also says "In horticultural orchid literature the
multiplication sign in front of 'hybrid-generic names' is usually omitted

in
both natural and artificial intergeneric hybrids." I suppose they are
pointing out by this that this would not be true in botanical literature.

"Ray" wrote in message
...
Thanks, Al.

--

Ray Barkalow - First Rays Orchids - www.firstrays.com
Plants, Supplies, Books, Artwork, and Lots of Free Info!

. . . . . . . . . . .
"Al" wrote in message
...
Straight out of "The Handbook on Orchid Nomenclature and Registration"

4th
edition 1993
Page 4 under The names of Natural Hybrids of Orchids
there are two examples cited:

"x Laeliocattleya leeana 'Picardy' is the cultivar name of a cultivar

of
the
natural intergeneric hybrid between Cattleya loddigesii and Laelia

pumila"

"x Dactyglossum mixtum (Dactylorhiza fuchsii x Coeloglossum viride)"

I think, somewhere in this book is a paragraph explaining which name

takes
precedence, the artificial grex name or natural hybrid name, depending

on
when the plant in question was identified as a natural hybrid versus

when
it
was registered as an artificial hybrid, but I can't find it.

"Ray" wrote in message
...
I'm putting together a piece on how orchids are named, or should I

say
the
way the names are written, and need some examples of natural

hybrids,
both
inter-species and intergeneric.

I believe that Paph X wellesleyanum (concolor x godefroyae) is an
inter-specific example, but I can't think of any intergenerics.

Anyone know any good examples?

--

Ray Barkalow - First Rays Orchids - www.firstrays.com
Plants, Supplies, Books, Artwork, and Lots of Free Info!

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