Hibiscus denudatus Benth. (redirected from: Hibiscus denudatus var. involucellatus)
Family: Malvaceae
[Hibiscus denudatus var. involucellatus A. Gray,  more...]
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Plant: Subshrub; 0.5-1 m tall, the stems densely stellate-tomentose.

Leaves: ovate to orbicular, dentate to subentire, densely tomentose, 1.5-3 cm long

Flowers: solitary, short-pedicellate; bracts of involucel 0.5-4 mm long (or absent); calyx 11-15 mm long; petals 2-2.7 cm long. lavender or white, usually with a purplish spot at base

Fruit: FRUITS capsule, globose, glabrous or pubescent apically, 7-8 mm long. SEEDS 2.5 mm long, sericeous, the hairs 3-4 mm long

Misc: Deserts, washes and dry slopes; below 1100 m (3500 ft); flowering throughout the year

Notes: seeds are hairy

References: P. Fryxell - Malvaceae - JANAS 27:222-236.J.C. Hickman, ed. The Jepson Manual.Kearney & Peebles. Arizona Flora.ASU specimens.

Felger 2000, Fryxell 1993

Common Name: paleface

Duration: Perennial

Nativity: Native

Lifeform: Subshrub

General: Shrubs from 0.5-1 m, grayish-green pubescent stems with stellate hairs branching from the base.

Leaves: Alternate, broadly ovate to obovate, 1.5-3 cm long, leaf margins entire to dentate, veins prominent beneath, densely tomentose.

Flowers: Short pedicellate, calyx 11-15 mm long, petals whitish-pink to purple, yellow with maroon spot near the base, 2-2.5 cm long.

Fruits: Globose capsule with seeds covered with long silky hairs, 7-8 mm long.

Ecology: Found on rocky or gravelly slopes, bajadas, and washes below 3,500 ft (1067 m), flowers in spring.

Distribution: Ranges across central and southern Arizona, from California to Texas and south to Durango and onto Baja California.

Notes: Distinguished by the being an ascending gray-bluish-green perennial herb or subshrub with many branching stems from the base with stellate hairs; ovate or obovate, toothed, densely long-hairy leaves; and especially the showy lavender flowers with dark red centers, red stigmas and the capsules full of hairy seeds.

Ethnobotany: Specific use of species unknown, but uses for the genus include infusion of roots taken to purify the blood, buds and flowers chewed as a laxative, and leaves, stems, buds, and seeds chewed as a general strengthener.

Etymology: Hibiscus is from the ancient Greek and Latin name for a mallow-like plant that is derived from Ibis, an Egyptian diety, denudatus means naked, denuded.

Synonyms: Hybiscus denudatus var. involucellatus

Editor: LCrumbacher and SBuckley 2011, FSCoburn 2015

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Dave Sussman  
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L.R. Landrum  
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L.R. Landrum  
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