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2n chromosome quantity
56 +
Anther dehiscence
dehiscing +
Apex shape
rounded;obtuse;rounded;obtuse;acute;acuminate;acute +
Aril presence
absent +
Articulation shape
swollen +
Author
Alan T. Whittemore +
Authority
Pursh +
Axillary shoot height or length or size
short +
Bark coloration
yellowbrown +  and brown +
Bark pubescence
glabrous +
Base shape
rounded;cordate +
Basionyms
Mahonia +
Berry architecture
solid +
Berry coloration
blue +
Berry pubescence
glaucous +
Berry shape
globose +  and oblong-ovoid +
Berry some measurement
0.8 cm8 mm <br />0.008 m <br /> (1.1 cm11 mm <br />0.011 m <br />) +
Berry texture
juicy +
Blade l w ratio
1.8-3.2 +
Blade length
2.9 cm29 mm <br />0.029 m <br /> (8.4 cm84 mm <br />0.084 m <br />) +
Blade shape
obovate +, oblanceolate +  and elliptic +
Blade some measurement
1.2 cm12 mm <br />0.012 m <br /> (7.5 cm75 mm <br />0.075 m <br />) +
Blade width
1.2 cm12 mm <br />0.012 m <br /> (4.8 cm48 mm <br />0.048 m <br />) +
Bracteole architecture
sepaloid +
Bracteole duration
caducous +
Bracteole quantity
3 +
Bracteole shape
scale-like +
Bracteole texture
membranous +
Bud-scale atypical distance
1.3 cm13 mm <br />0.013 m <br /> (2 cm20 mm <br />0.02 m <br />) +
Bud-scale distance
2 cm20 mm <br />0.02 m <br /> (4.4 cm44 mm <br />0.044 m <br />) +
Bud-scale duration
persistent +
Distribution
B.C. +, Calif. +, Idaho +, Oreg. +  and Wash. +
Elevation
0-1800 m +
Embryo size
small +  and large +
Endosperm quantity
abundant +
Flower architecture
3-merous +
Flower architecture or arrangement or growth form
solitary +
Flower architecture or shape
symmetric +
Flower prominence
showy +  and inconspicuous +
Flower reproduction
bisexual +
Flower some measurement
0.3 cm3 mm <br />0.003 m <br /> (?) +  and 0.8 cm8 mm <br />0.008 m <br /> (?) +
Foliage leaf architecture
compound +  and simple +
Fruits berry condition or texture
dry +
Fruits berry shape
spheric +  and cylindric-ovoid or ellipsoid +
Fruits berry texture
juicy +
Habitat
Open or shaded woods, often in rocky areas +
Illustration
Present +
Illustration copyright
Flora of North America Association +
Illustrator
John Myers +
Inflorescence architecture
30-70-flowered +
Inflorescence arrangement
racemose +
Inflorescence density
dense +
Inflorescence position
axillary +  and terminal +
Inflorescence position or structure subtype
terminal +
Inflorescence some measurement
6 cm60 mm <br />0.06 m <br /> (17 cm170 mm <br />0.17 m <br />) +
Lateral tooth orientation
recurved +
Leaf architecture
9-21-foliolate +
Leaf architecture or arrangement
fascicled +
Leaf architecture or shape
pinnate +
Leaf arrangement
alternate +
Leaf size
reduced +
Leaflet architecture
3-6-veined +
Leaflet blade architecture
4-6-veined +
Leaflet blade fragility
pliable +
Leaflet blade shape
Lanceovate (Ovate) +
Margin architecture
tipped +
Margin shape
toothed;plane +
Nectary presence
absent +
Number of lower taxa
0 +
Ovary architecture
1-carpellate +
Ovary placentation
subbasal +
Ovary position
basal +  and superior +
Ovary shape
club--shaped +
Perianth architecture
3-merous +  and 2-merous +
Perianth presence
absent +
Petal architecture
hooded +
Petal coloration
yellow +
Petal function
nectariferous +
Petal fusion
distinct +
Petal quantity
6 +
Petal shape
plane +
Petiole presence
absent +
Petiole some measurement
2 cm20 mm <br />0.02 m <br /> (11 cm110 mm <br />0.11 m <br />) +
Phenology
Flowering winter–spring (Mar–Jun). +
Pollen exine coloration or relief
punctate +
Primary-stem shape
elongate +
Publication title
Fl. Amer. Sept., +
Publication year
1814 +
Reference
None +
Rhizome height or length or size
short +
Rhizome length or size
long +
Rhizome presence
absent +
Rhizome shape
not nodose +
Seed architecture
arillate +
Seed coloration
tan +  and redbrown or black +
Seed life cycle
mature +
Seed prominence
elevated +
Seed quantity
1 +  and 10 +
Sepal coloration
yellow +
Sepal fusion
distinct +
Sepal life cycle
falling +
Sepal quantity
6 +
Shoot shape
elongate +
Slit dehiscence or orientation
longitudinal +
Source xml
https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/84153f6d59a0a91d69695978a64cee7560374f8e/V3/V3 479.xml +
Special status
Endemic +  and Illustrated +
Spine length
1mm;2.4mm +
Spine presence
absent +
Spine width
0.01 cm0.1 mm <br />1.0e-4 m <br /> (0.02 cm0.2 mm <br />2.0e-4 m <br />) +
Spur shoot height or length or size
short +
Spur shoot shape
elongate +
Stalk length
elongating +
Stamen quantity
6 +
Stem architecture
monomorphic +
Stem growth form
dimorphic +
Stem pubescence
tomentose +
Stem shape
with elongate primary-stems and short axillary spur shoots +  and elongate +
Stipitate-gland presence
absent +
Stipule architecture
palmate +  and pinnate +
Stipule presence
absent +
Style duration
persistent +
Style position
central +
Style presence
absent +
Surface architecture or pubescence or relief
smooth +
Surface pubescence
glaucous +
Surface reflectance
dull +
Synonyms
Berberis nervosa var. mendocinensis +, Mahonia nervosa +  and Mahonia nervosa var. mendocinensis +
Taxon family
Berberidaceae +
Taxon name
Berberis nervosa +
Taxon parent
Berberis +
Taxon rank
species +
Terminal leaflet architecture
stalked +
Tooth atypical some measurement
0.2 cm2 mm <br />0.002 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
Tooth quantity
6 (13) +
Tooth some measurement
0.1 cm1 mm <br />0.001 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
Umbel architecture or arrangement or growth form
solitary +
Volume
Volume 3 +
Whole-organism architecture or shape
not spurred +
Whole organism architecture
rhizomatous +
Whole organism atypical some measurement
80 cm800 mm <br />0.8 m <br /> (200 cm2,000 mm <br />2 m <br />) +
Whole organism duration
evergreen +
Whole organism growth form
shrub +
Whole organism pubescence
glabrous +  and with tomentose stems +
Whole organism some measurement
0.1m (0.8m) +
X chromosome quantity
14 +