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The same can be said of salep, a fine powder ground from dried orchis tubers used in the Middle East to thicken ice cream.

Among the trees in the lower Kama Valley grow many parnassias, a tall green fritillaria, a handsome red swertia and a very sweet-scented pink orchis.

They were the fly orchis, and unusually perfect specimens.

The orchis is remarkable for its double bulbous roots and its agreeable perfume; we may therefore justify the idea that the Dudaïm of the Jews was a species of this plant.

These are so modest, one would hardly suspect they belonged to the showy orchis family.