[The Geranium Family in the Cascade Mountains of Oregon and Washington]

Rydberg's Geranium, Sticky Purple Geranium

Geranium viscosissimum var. incisum

Synonyms: Geranium canum, Geranium nervosum, Geranium strigosius, Geranium strigosum, Geranium viscosissimum ssp. nervosum, Geranium viscosissimum var. nervosum

Flowers of Rydberg's Geranium, Sticky Purple Geranium: Geranium viscosissimum var. incisum (Synonyms: Geranium canum, Geranium nervosum, Geranium strigosius, Geranium strigosum, Geranium viscosissimum ssp. nervosum, Geranium viscosissimum var. nervosum) - Inflorescence of Rydberg's Geranium, Sticky Purple Geranium: Geranium viscosissimum var. incisum (Synonyms: Geranium canum, Geranium nervosum, Geranium strigosius, Geranium strigosum, Geranium viscosissimum ssp. nervosum, Geranium viscosissimum var. nervosum)

The photo at left shows a close-up of the flowers of Rydberg's geranium as seen at the trailhead for Canyon Creek, Klickitat Wildlife Area..........May 22, 2015. The photo at right shows a close-up of the inflorescence (including a flower, flower bud and maturing fruits) of Rydberg's geranium as seen at the trailhead for Canyon Creek, Klickitat Wildlife Area.........July 3, 2022

Mid-stem hairs of Rydberg's Geranium, Sticky Purple Geranium: Geranium viscosissimum var. incisum (Synonyms: Geranium canum, Geranium nervosum, Geranium strigosius, Geranium strigosum, Geranium viscosissimum ssp. nervosum, Geranium viscosissimum var. nervosum) - Rydberg's Geranium, Sticky Purple Geranium: Geranium viscosissimum var. incisum (Synonyms: Geranium canum, Geranium nervosum, Geranium strigosius, Geranium strigosum, Geranium viscosissimum ssp. nervosum, Geranium viscosissimum var. nervosum)

Rydberg's Geranium, Sticky Purple Geranium: Geranium viscosissimum var. incisum (Synonyms: Geranium canum, Geranium nervosum, Geranium strigosius, Geranium strigosum, Geranium viscosissimum ssp. nervosum, Geranium viscosissimum var. nervosum) - Upper stem, flowers and flower buds of Rydberg's Geranium, Sticky Purple Geranium: Geranium viscosissimum var. incisum (Synonyms: Geranium canum, Geranium nervosum, Geranium strigosius, Geranium strigosum, Geranium viscosissimum ssp. nervosum, Geranium viscosissimum var. nervosum) - Rydberg's Geranium, Sticky Purple Geranium: Geranium viscosissimum var. incisum (Synonyms: Geranium canum, Geranium nervosum, Geranium strigosius, Geranium strigosum, Geranium viscosissimum ssp. nervosum, Geranium viscosissimum var. nervosum)

Bumble bee on a flower of Rydberg's Geranium, Sticky Purple Geranium: Geranium viscosissimum var. incisum (Synonyms: Geranium canum, Geranium nervosum, Geranium strigosius, Geranium strigosum, Geranium viscosissimum ssp. nervosum, Geranium viscosissimum var. nervosum) - Rydberg's Geranium, Sticky Purple Geranium: Geranium viscosissimum var. incisum (Synonyms: Geranium canum, Geranium nervosum, Geranium strigosius, Geranium strigosum, Geranium viscosissimum ssp. nervosum, Geranium viscosissimum var. nervosum)

A close-up of the flowers of Rydberg's geranium as seen at the trailhead for Canyon Creek, Klickitat Wildlife Area..........May 22, 2015. Plants at this location have a few glands in the hairs, but plants are largely not sticky to the touch.

Rydberg's Geranium, Sticky Purple Geranium: Geranium viscosissimum var. incisum (Synonyms: Geranium canum, Geranium nervosum, Geranium strigosius, Geranium strigosum, Geranium viscosissimum ssp. nervosum, Geranium viscosissimum var. nervosum)

Rydberg's geranium in bloom in forest along the South Fork Wenas Creek at Barbecue Flats, Yakima County, WA.....June 1, 2024.

Paul Slichter