''Cattleya mossiae'' (literally 'Moss' Cattleya'), commonly known as the Easter orchid, is a species of labiate ''Cattleya''
orchid
Orchids are plants that belong to the family Orchidaceae (), a diverse and widespread group of flowering plants with blooms that are often colourful and fragrant.
Along with the Asteraceae, they are one of the two largest families of flowerin ...
. The white-flowered form is sometimes known as ''Cattleya wagneri''. The
diploid chromosome
A chromosome is a long DNA molecule with part or all of the genetic material of an organism. In most chromosomes the very long thin DNA fibers are coated with packaging proteins; in eukaryotic cells the most important of these proteins are ...
number of ''C. mossiae'' has been determined as 2''n'' = 40. The
haploid chromosome number
Ploidy () is the number of complete sets of chromosomes in a cell, and hence the number of possible alleles for autosomal and pseudoautosomal genes. Sets of chromosomes refer to the number of maternal and paternal chromosome copies, respectivel ...
has been determined as ''n'' = 20.
[page 251 of L. P. Felix and M. Guerra: "Variation in chromosome number and the basic number of subfamily Epidendroideae (Orchidaceae)" ''Botanical Journal of the Linnean Society'' 163(2010)234—278. The Linnean Society of London. Downloaded October 2010 from http://onlinelibrary.wiley.com/doi/10.1111/j.1095-8339.2010.01059.x/abstract]
It is among the group of very fragrant orchids.
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mossiae
mossiae
National symbols of Venezuela
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