Berberis wilcoxii Kearney
Family: Berberidaceae
Wilcox's barberry,  more...
[Odostemon wilcoxii (Kearney) Heller]
Berberis wilcoxii image
Jillian Cowles  
Shrubs , evergreen, 0.3-2 m. Stems ± monomorphic, seldom with short axillary shoots. Bark of 2d-year stems purple or brown, glabrous. Bud scales 2-6 mm, deciduous. Spines absent. Leaves 5-9-foliolate; petioles 1-5 cm. Leaflet blades thick and rigid; surfaces abaxially dull, papillose, adaxially glossy, green; terminal leaflet stalked, blade 2.6-6.6 × 1.7-4.4 cm, 1-2.5 times as long as wide; lateral leaflet blades oblong to ovate or elliptic, 1-3-veined from base, base obtuse to rounded or truncate, margins plane to crispate, toothed, each with 3-5 teeth 1-5 mm tipped with spines to 1.2-3.8 × 0.2-0.6 mm, apex acute to rounded. Inflorescences racemose, dense, 30-50-flowered, 2-7 cm; bracteoles membranous, apex rounded or obtuse. Flowers: anther filaments with distal pair of recurved lateral teeth. Berries blue, glaucous, oblong-ovoid, 6-11 mm, juicy, solid. Flowering spring (Apr-May). Slopes and canyons; 1500-2500 m; Ariz., N.Mex.; Mexico (Sonora). Berberis wilcoxii has not been tested for resistance to infection by Puccinia graminis .

Plant: Shrubs to 2 m tall, glabrous; bark reddish-brown Leaves: odd-pinnate, 12-16 cm long; leaflets 5-7, oblong-ovate to ovate-lanceolate, acuminate and spine-tipped or truncate at apex, cuneate to rounded or subcordate at base, 2.5-5.5 cm long, 2-3 cm wide; lateral leaflets sessile, unequal at base; terminal leaflet on a stalk 12-16 mm long; upper surface green and shining; lower surface pale but hardly glaucous; veins prominent on both surfaces; teeth of leaflet margin 5-11 pairs, spreading, spiny INFLORESCENCE: densely clustered racemes, 20-50-flowered, 2-5 cm long; pseudopedicels slender, glaucous, 4-12 mm long, dilated at summits; bract ovate, obtuse or acutish, membranaceous, persistent, 2-3 mm long; bracteoles absent Flowers: sepals 9; outer sepals ovate, acute, 2.5-4.0 mm long; middle sepals ovate, 3.0-4.5 mm long; inner sepals and petals ovate to obovate, 5.0-6.5 mm long; stamens 3-4 mm long; filaments with two lateral teeth near apex; stigma sessile, persistent Fruit: FRUITS berries, ovoid to subglobose, blue, glaucous, 1 cm long; SEEDS purplish-black, fusiform to clavate, 5-7 mm long Misc: Rocky canyons; 1700-2450 m (5500-8000 ft); Apr-May REFERENCES: Laferrière, Joseph E. 2001. Berberidaceae. J. Ariz. - Nev. Acad. Sci. Volume 26(1).
FNA 1997
Common Name: Wilcox's barberry Duration: Perennial Nativity: Native Lifeform: Shrub General: Evergreen shrubs to 2 m, with young bark that is smooth, purple to brown in color. Leaves: Leaflets 1-3 veined from base, widely toothed with 3-5 spine-tipped teeth and crispate margins, apex acute to rounded. Flowers: Racemose inflorescence, flowers yellowish-white to cream, with clusters of 30-50 flowers, anther filaments have a pair of recurved lateral teeth distally. Fruits: Berries smooth, blue, and oblong to ovoid, 6-11 mm, juicy and firm. Ecology: Found in canyons and on slopes, from 5,000-8,000 ft (1524-2438 m); flowers April-May. Notes: The key to this species is the blue berries and the 3-5 teeth per leaf. Ethnobotany: Specific use of species unknown, but uses for the genus include the berries pounded into flour and used to make mush. Etymology: Berberis is the Latinized form of the Arabic name for the fruit, wilcoxii refers to plant collector Earnest Norton Wilcox (1869-1961). Synonyms: Odostemon wilcoxii Editor: LCrumbacher, 2011
Berberis wilcoxii image
Jillian Cowles  
Berberis wilcoxii image
Jillian Cowles  
Berberis wilcoxii image
Jillian Cowles  
Berberis wilcoxii image
Jillian Cowles  
Berberis wilcoxii image
Jillian Cowles  
Berberis wilcoxii image
Berberis wilcoxii image
Berberis wilcoxii image
Berberis wilcoxii image
Berberis wilcoxii image
Berberis wilcoxii image
Berberis wilcoxii image
Berberis wilcoxii image
Berberis wilcoxii image
Berberis wilcoxii image
Berberis wilcoxii image
Berberis wilcoxii image
Berberis wilcoxii image
Berberis wilcoxii image