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Colorado barberry

Habit Shrubs, deciduous, 1-2 m. Stems dimorphic, with elongate primary and short axillary shoots.
Bark

of 2d-year stems purple, glabrous.

Leaves

blade narrowly elliptic, 1-veined from base, 1.7-4.6 × 0.6-1.7 cm, thin and flexible, base long-attenuate, margins plane, entire or toothed, each with 3-12 teeth 0-1 mm high tipped with bristles to 0.4-1.4 × 0.1-0.2 mm, apex acute to obtuse or rounded;

surfaces abaxially dull or glossy and smooth, adaxially dull or glossy and not glaucous.

Spines

present, simple or 1-2-pinnately branched.

Inflorescences

racemose, lax, 4-15-flowered, 1.5-4.5 cm;

bracteoles membranous, apex acuminate.

Flowers

anther filaments without distal pair of recurved lateral teeth.

Berries

red, not glaucous, oblong-ellipsoid, 6-8 mm, juicy, solid.

Bud

scales 1-2 mm, deciduous.

Berberis fendleri

Phenology Flowering spring–summer (May–Aug).
Habitat Slopes and canyon bottoms
Elevation 1300-2700 m (4300-8900 ft)
Distribution
from FNA
CO; NM; UT
[WildflowerSearch map]
[BONAP county map]
Discussion

Berberis fendleri is susceptible to infection by Puccinia graminis.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Source FNA vol. 3.
Parent taxa Berberidaceae > Berberis
Sibling taxa
B. amplectens, B. aquifolium, B. bealei, B. canadensis, B. darwinii, B. dictyota, B. fremontii, B. haematocarpa, B. harrisoniana, B. higginsiae, B. nervosa, B. nevinii, B. pinnata, B. piperiana, B. pumila, B. repens, B. swaseyi, B. thunbergii, B. trifoliolata, B. vulgaris, B. wilcoxii
Name authority A. Gray: Mem. Amer. Acad. Arts, ser. 2, 4: 5. (1849)
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