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Rock Hibiscus
(Paleface)

Hibiscus denudatus

Photo © by Michael Plagens

Photographed in the Estrella Mountain Wilderness, Maricopa Co., Arizona. March 2009.

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FLOWERS: Delicate pale lavender to pink with column of distinctly red stamens at the center. Petals and sepals number five. Blooming sporadically throughout year depending on rainfall.

SHRUB: A spindly, slightly woody plant as tall as 1½ meters.

LEAVES: Elyptic to wedge-shaped leaves have rounded teeth and dense stellate hairs. May be leafless after long drought periods.

RANGE: Usually growing on rocky slopes or high on wash banks below 1000 m elevation. Most likely to be encountered in the lower, warmer mountains of the Sonoran Desert and near Tucson, Arizona.

FRUIT: Several to five or six radially arrayed carpels, with conspicuous cottony fibers.

UNARMED.

Malvaceae -- Mallow Family

More Information:


Sonoran Desert Field Guide
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Sonoran Desert Naturalist Home Page


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Copyright Michael J. Plagens, 1999-2009