title: C. tenuis
text: # C. tenuis
  
  C. tenuis may refer to:
  
  * Cattleya tenuis, the slender-stemmed cattleya, an orchid species
  * Clypeola tenuis, a gastropod species
  * Cystopteris tenuis, the Mackay's bladder fern or Mackay's fragile fern, a fern species found in the northeastern United States
  