Frederick King Butters

13 public-domain plates in the archive

• Saxifraga bronchialis subsp. austromontana (Wiegand) Piper 4 Jul 1907
• Saxifraga oppositifolia L. Aug 1906
• Draba stenoloba Ledeb. 2 Jul 1907
• Halerpestes cymbalaria (Pursh) Greene 11 Jun 1906
• Ranunculus peduncularis Sm. Transcribed d/m/y: 11/6/6 to 4/7/7
• Thalictrum venulosum Trel. 4 Jul 1907
• Anemone multifida Poir. 21 Jul 1907
• Delphinium bicolor Nutt. Transcribed d/m/y: 12/6/6 to 7/7/7
• Trollius albiflorus (A. Gray) Rydb. 12 Jun 1906
• Clematis occidentalis var. grosseserrata (Rydb.) J.S. Pringle 11 Jun 1906
• Arnica gracilis Rydb. 12 Jul 1908
• Linum lewisii Pursh 4 Jul 1907 to 4 Sep 1907
• Comandra pallida A. DC. 4 Jul 1907