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Keywords from Image Description:
Masdevallia infracta Acianthera bragae as Physosiphon pubescens Stelis serrulata as Physosiphon serrulatus Flora Brasiliensis . Illustration of Masdevallia infracta as syn Masdevallia infracta var aristata II Acianthera bragae as syn as Physosiphon pubescens III Stelis serrulata as syn Physosiphon serrulatus von Martius Eichler