Berberis fendleri

A. Gray

Mem. Amer. Acad. Arts, ser. 2, 4: 5. 1849.

EndemicIllustrated
Treatment appears in FNA Volume 3.

Shrubs, deciduous, 1-2 m. Stems dimorphic, with elongate primary and short axillary shoots. Bark of 2d-year stems purple, glabrous. Bud-scales 1-2 mm, deciduous. Spines present, simple or 1-2-pinnately branched. Leaves simple; petioles 0.2-0.7 cm. Leaf-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. 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.


Phenology: Flowering spring–summer (May–Aug).
Habitat: Slopes and canyon bottoms
Elevation: 1300-2700 m

Discussion

Berberis fendleri is susceptible to infection by Puccinia graminis.

Selected References

None.

Lower Taxa

None.

"thin" is not a number.

... more about "Berberis fendleri"
Alan T. Whittemore +
A. Gray +
long-attenuate +
0.6cm;1.7cm +
Mahonia +
not glaucous +
0.6 cm6 mm <br />0.006 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
obovate +, oblanceolate +  and elliptic +
1.2 cm12 mm <br />0.012 m <br /> (7.5 cm75 mm <br />0.075 m <br />) +
scale-like +
0.04 cm0.4 mm <br />4.0e-4 m <br /> (0.14 cm1.4 mm <br />0.0014 m <br />) +
0.01 cm0.1 mm <br />1.0e-4 m <br /> (0.02 cm0.2 mm <br />2.0e-4 m <br />) +
0.1 cm1 mm <br />0.001 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
Colo. +, N.Mex. +  and Utah. +
1300-2700 m +
small +  and large +
showy +  and inconspicuous +
0.3 cm3 mm <br />0.003 m <br /> (?) +  and 0.8 cm8 mm <br />0.008 m <br /> (?) +
compound +  and simple +
spheric +  and cylindric-ovoid or ellipsoid +
Slopes and canyon bottoms +
axillary +  and terminal +
1.5 cm15 mm <br />0.015 m <br /> (4.5 cm45 mm <br />0.045 m <br />) +
1.7 cm17 mm <br />0.017 m <br /> (4.6 cm46 mm <br />0.046 m <br />) +
reduced +
toothed;entire;plane +
1-carpellate +
basal +  and superior +
club--shaped +
3-merous +  and 2-merous +
nectariferous +
distinct +
0.2 cm2 mm <br />0.002 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
Flowering spring–summer (May–Aug). +
Mem. Amer. Acad. Arts, ser. +
not nodose +
1 +  and 10 +
distinct +
elongate +
Endemic +  and Illustrated +
branched +  and simple +
elongating +
monomorphic +, unbranched +  and branched +
with elongate primary-stems and short axillary spur shoots +  and elongate +
palmate +  and pinnate +
persistent +
not glaucous +
glossy +  and dull +
Odostemon +
Berberis fendleri +
Berberis +
species +
0 cm0 mm <br />0 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
glabrous +  and with tomentose stems +