[Quillworts: The Genus Isoetes in Mount Adams Country]

Nuttall's Quillwort

Isoetes nuttallii

Synonyms: Isoetes opaca, Isoetes suksdorfii

Nuttall's Quillwort: Isoetes nuttallii (Synonyms: Isoetes opaca, Isoetes suksdorfii)

What may be Nuttall's quillwort as seen on a muddy shoreline in western Klickitat County, Washington........June 17, 2013.

Nuttall's Quillwort: Isoetes nuttallii (Synonyms: Isoetes opaca, Isoetes suksdorfii) - Inside view of the sporangium of Nuttall's Quillwort: Isoetes nuttallii (Synonyms: Isoetes opaca, Isoetes suksdorfii) - Base of Nuttall's Quillwort: Isoetes nuttallii (Synonyms: Isoetes opaca, Isoetes suksdorfii)

Crown of Nuttall's Quillwort: Isoetes nuttallii (Synonyms: Isoetes opaca, Isoetes suksdorfii) - Nuttall's Quillwort: Isoetes nuttallii (Synonyms: Isoetes opaca, Isoetes suksdorfii)

Habitat of Nuttall's Quillwort: Isoetes nuttallii (Synonyms: Isoetes opaca, Isoetes suksdorfii) - Habitat of Nuttall's Quillwort: Isoetes nuttallii (Synonyms: Isoetes opaca, Isoetes suksdorfii)

Habitat of Nuttall's Quillwort: Isoetes nuttallii (Synonyms: Isoetes opaca, Isoetes suksdorfii) - Nuttall's Quillwort: Isoetes nuttallii (Synonyms: Isoetes opaca, Isoetes suksdorfii)

Associated plants with Nuttall's Quillwort: Isoetes nuttallii (Synonyms: Isoetes opaca, Isoetes suksdorfii) - Habitat of Nuttall's Quillwort: Isoetes nuttallii (Synonyms: Isoetes opaca, Isoetes suksdorfii)

Close-ups of the structure as well as habitat views of what may be Nuttall's quillwort as seen on a muddy shoreline in western Klickitat County, Washington........June 17, 2013.

Habitat of Nuttall's Quillwort: Isoetes nuttallii (Synonyms: Isoetes opaca, Isoetes suksdorfii) - Nuttall's Quillwort: Isoetes nuttallii (Synonyms: Isoetes opaca, Isoetes suksdorfii)

Nuttall's Quillwort: Isoetes nuttallii (Synonyms: Isoetes opaca, Isoetes suksdorfii) - Nuttall's Quillwort: Isoetes nuttallii (Synonyms: Isoetes opaca, Isoetes suksdorfii)

Additional close-ups and habitat views of what might be Nuttall's quillwort as seen at a different location in western Klickitat County, Washington..........June 5, 2014.

Nuttall's Quillwort: Isoetes nuttallii (Synonyms: Isoetes opaca, Isoetes suksdorfii) - Nuttall's Quillwort: Isoetes nuttallii (Synonyms: Isoetes opaca, Isoetes suksdorfii)

Nuttall's Quillwort: Isoetes nuttallii (Synonyms: Isoetes opaca, Isoetes suksdorfii) - Nuttall's Quillwort: Isoetes nuttallii (Synonyms: Isoetes opaca, Isoetes suksdorfii)

Nuttall's quillwort observed at the Klickitat Wildlife Area.....July 3, 2022.

Nuttall's Quillwort: Isoetes nuttallii (Synonyms: Isoetes opaca, Isoetes suksdorfii) - Nuttall's Quillwort: Isoetes nuttallii (Synonyms: Isoetes opaca, Isoetes suksdorfii)

Nuttall's quillwort observed nearing the end of the growing season at the Klickitat Wildlife Area.....June 22, 2025.

Nuttall's Quillwort: Isoetes nuttallii (Synonyms: Isoetes opaca, Isoetes suksdorfii) - Nuttall's Quillwort: Isoetes nuttallii (Synonyms: Isoetes opaca, Isoetes suksdorfii) - Nuttall's Quillwort: Isoetes nuttallii (Synonyms: Isoetes opaca, Isoetes suksdorfii)

Nuttall's quillwort spotted in a vernal creek near Dead Canyon several miles west of the Klickitat River......May 9, 2025.

Habitat of Nuttall's Quillwort: Isoetes nuttallii (Synonyms: Isoetes opaca, Isoetes suksdorfii) - Habitat of Nuttall's Quillwort: Isoetes nuttallii (Synonyms: Isoetes opaca, Isoetes suksdorfii)

Habitat of Nuttall's Quillwort: Isoetes nuttallii (Synonyms: Isoetes opaca, Isoetes suksdorfii)

Several habitat views of Nuttall's quillwort from the Klickitat Wildlife Area.....May 1, 2025.

Paul Slichter