page_title: John Michael Holzinger
hierarchical_section_title: John Michael Holzinger
caption_attribution_description: English: Photographic portrait of John Michael Holzinger ca. 1880
context_page_description: John Michael Holzinger was a German-born American bryologist, expert on the bryoflora of Colorado, and third president of the Sullivant Moss Society.
context_section_description: John Michael Holzinger (1853 – 1929) was a German-born American bryologist, expert on the bryoflora of Colorado, and third president of the Sullivant Moss Society.
caption: John M. Holzinger, ca. 1880
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