[Checkerblooms and Checkermallows: The Genus Sidalcea West of the Cascade Mountains of Oregon and Washington]

Bristlystem Checkerbloom, Bristly-stem Checker-mallow, Hairy-stemmed Checkermallow, Hairy-stemmed Checker Mallow

Sidalcea hirtipes

Inflorescence of Hairy-stemmed Checker Mallow, Bristly-stem Checker-mallow: Sidalcea hirtipes

Close-up of the inflorescence of hairy-stemmed checker mallo as seen near the northern Oregon coast........June 2009. The inflorescence generally consists of a densely flowered, branched spike that generally is less than 8 cm long. The calyx is 9-15 mm long with stellate, hirsute and ciliate hairs. The petals are pink or pinkish-lavender and are longer than 15 mm.

Basal leaf of Hairy-stemmed Checker Mallow, Bristly-stem Checker-mallow: Sidalcea hirtipes - Basal leaf of Hairy-stemmed Checker Mallow, Bristly-stem Checker-mallow: Sidalcea hirtipes - Mid-stem leaf of Hairy-stemmed Checker Mallow, Bristly-stem Checker-mallow: Sidalcea hirtipes

Inflorescence of Hairy-stemmed Checker Mallow, Bristly-stem Checker-mallow: Sidalcea hirtipes - Hairy-stemmed Checker Mallow, Bristly-stem Checker-mallow: Sidalcea hirtipes

Additional close-ups of the inflorescence and leaves of hairy-stemmed checker mallo as seen near the northern Oregon coast.........June 2009. The leaves become increasingly more deeply lobed higher up on the stem.

Inflorescence of Bristlystem Checkerbloom, Bristly-stem Checker-mallow, Hairy-stemmed Checkermallow, Hairy-stemmed Checker Mallow: Sidalcea hirtipes - Bristlystem Checkerbloom, Bristly-stem Checker-mallow, Hairy-stemmed Checkermallow, Hairy-stemmed Checker Mallow: Sidalcea hirtipes

Bristlystem Checkerbloom, Bristly-stem Checker-mallow, Hairy-stemmed Checkermallow, Hairy-stemmed Checker Mallow: Sidalcea hirtipes - Inflorescence of Bristlystem Checkerbloom, Bristly-stem Checker-mallow, Hairy-stemmed Checkermallow, Hairy-stemmed Checker Mallow: Sidalcea hirtipes

Bristly stem of Bristlystem Checkerbloom, Bristly-stem Checker-mallow, Hairy-stemmed Checkermallow, Hairy-stemmed Checker Mallow: Sidalcea hirtipes - Basal leaf of Bristlystem Checkerbloom, Bristly-stem Checker-mallow, Hairy-stemmed Checkermallow, Hairy-stemmed Checker Mallow: Sidalcea hirtipes

Stem leaves of Bristlystem Checkerbloom, Bristly-stem Checker-mallow, Hairy-stemmed Checkermallow, Hairy-stemmed Checker Mallow: Sidalcea hirtipes - stem leaf of Bristlystem Checkerbloom, Bristly-stem Checker-mallow, Hairy-stemmed Checkermallow, Hairy-stemmed Checker Mallow: Sidalcea hirtipes

Close-ups of hairy-stemmed checkermallow as seen in moist grassy areas near the Oregon coast.........June 13, 2010. Note the long, stiff hairs that spread from the stems, petioles, sepals and ventral leaf surfaces.

Nelson's Checkerbloom, Nelson's Checker-mallow

Close-up of what may be bristlystem checkerbloom as seen near the northern Oregon coast.........June 2009.

Inflorescence of Nelson's Checkerbloom, Nelson's Checker-mallow - Stem hairs of Nelson's Checkerbloom, Nelson's Checker-mallow - Inflorescence of Nelson's Checkerbloom, Nelson's Checker-mallow

Close-ups of the inflorescence, upper stem leaves and upper stem hairs of what may be bristlystem checkerbloom as seen near the northern Oregon coast.........June 2009. The inflorescence of bristlystem checkerbloom is an elongated, open spike. The calyx is subglabrous to fairly pubescent wtih tiny star-shaped hairs, 4-6 mm long and often purplish-tinged. The rose-colored petals are 5-15 mm in length.

Leaf of Bristlystem Checkerbloom, Bristly-stem Checker-mallow, Hairy-stemmed Checkermallow, Hairy-stemmed Checker Mallow: Sidalcea hirtipes - Bristlystem Checkerbloom, Bristly-stem Checker-mallow, Hairy-stemmed Checkermallow, Hairy-stemmed Checker Mallow: Sidalcea hirtipes

Bristlystem checkerbloom growing in a small garden used to grow native plants for restoration work or plantings around parking areas and buildings at the Yaquina Head Outstanding Natural Area north of Newport, OR..........September 29, 2017.

Paul Slichter