Given the brownish foliage at blooming time, it could be considered as that special form of P. caucasica, which is sometimes referred to as P. ruprechtiana
Some more info about the SPIN member growing this plant:
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P. turzica,
P kesrouanensis
P sterniana
P. steveniana
P.majko ( другие природные нотовиды)
P peregrina ca 20-30 cm hoch
P maleevii
P. singiangensis
P.. wendelboi
P.tomentosa.
All species plants of this SPIN member: