This wine colored L. purpurata generally has the petals excessively keeled. My plant has them flat, but on the other hand has the sepals sides folded back. Well, you can't have all at the same time

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Flower:
Laelia purpurata Lindl. - var. estriata vinicolor on Flickr - Photo Sharing!
Here's a photo with vinicolor and the regularly colored estriata side by side for comparison.
Laelia purpurata Lindl. - var. vinicolor estriata and typical estriata on Flickr - Photo Sharing!