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  • Wheeler, W.
  • Woessner, J.
  • Wheeler, W.
  • Woessner, J.
  • Mexico
  • North America
  • Sonora
  • Mexico
  • North America
  • Sonora
  • 1970s
  • NMNH - Botany Dept.
  • Chromista
  • Chromista
  • Ochrophyta
  • Ochrophyta
  • Sphacelariales
  • Sphacelariales
  • Sphacelariaceae
  • Sphacelariaceae
  • Sphacelaria rigidula Kütz.
  • Sphacelaria rigidula Kütz.