• Introduction
• Desmids of Drenthe
• Desmid pictures
  • Actinotaenium
  • Bambusina
  • Closterium
  • Cosmarium
  • Cosmocladium
  • Cylindrocystis
  • Desmidium
  • Euastrum
  • Gonatozygon
  • Haplotaenium
  • Heimansia
  • Hyalotheca
  • Mesotaenium
  • Micrasterias
  • Netrium
  • Penium
  • Pleurotaenium
  • Roya
  • Sphaerozosma
  • Spirotaenia
  • Spondylosium
  • Staurastrum
  • Staurodesmus
  • Teilingia
  • Tetmemorus
  • Tortitaenia
  • Xanthidium
• Desmid atlas
• Links
• Software

Roya

3 Pictures in this folder

Roya anglica

Roya closterioides

Roya obtusa var. obtusa