title: P. fragilis
text: # P. fragilis
  
  P. fragilis may refer to:
  
  * Pentachaeta gracilis, a plant species in the genus Pentachaeta endemic to California
  * Polysiphonia fragilis, a red alga species
  * Phreatogammarus fragilis, an amphipod species found only in New Zealand's South Island
  
  ## Synonyms
  
  * Pleurothallis fragilis, a synonym for Acianthera luteola, an orchid species
  