familyElaeagnaceae
genusShepherdia
speciesShepherdia argentea

Shepherdia argentea

(Pursh) Nuttall

Gen. N. Amer. Pl. 2: 240. 1818.

Leila M. Shultz, William A. Varga
Common names: Silver buffaloberry
Basionym: Hippophaë argentea Pursh Fl. Amer. Sept. 1: 115. 1813
Synonyms: Elaeagnus utilis A. Nelson Lepargyrea argentea (Pursh) Greene
Treatment appears in FNA Volume 10.

Shrubs or trees, 1–5 m, densely clonal, from underground stems. Stems armed, spines 2–5 cm. Leaves deciduous; blade elliptic or obovate, 2–5 × 0.5–1.5 (–2.5) cm, margins plane, surfaces silvery-pubescent. Flowers: sepals yellow, 2–3 mm on staminate flowers, 1–1.5 mm on pistillate flowers; nectary disc conspicuous. Fruits bright red-orange or yellow, globose, 6–9 mm, fleshy, sparsely lepidote. Seeds brown, 3–4 mm. 2n = 22, 26.


Phenology: Flowering Apr–May.
Habitat: Moist habitats, canyon floors, meadows, open slopes, sometimes on alkaline soils.
Elevation: 300–2300 m.

Distribution

Alta., B.C., Man., Sask., Ariz., Calif., Colo., Idaho, Iowa, Kans., Mich., Minn., Mont., Nebr., Nev., N.Mex., N.Dak., Oreg., S.Dak., Utah, Wis., Wyo.

Discussion

Shepherdia argentea is possibly escaped in the eastern United States (reported from New York; possibly only in gardens).

Selected References

None.

Lower Taxa

None.
... more about "Shepherdia argentea"
RDF feed
2n chromosome quantity
26 +  and 22 +
Anther dehiscence
dehiscing +
Anther fixation
dorsifixed +  and basifixed +
Apex shape
blunt +  and acute +
Author
Leila M. Shultz +  and William A. Varga +
Authority
(Pursh) Nuttall +
Base duration
persistent +
Base shape
blunt +  and attenuate +
Base texture
fleshy +
Basionyms
Hippophaë argentea +
Blade architecture or shape
pinnate +
Blade atypical width
1.5 cm15 mm <br />0.015 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
Blade length
2 cm20 mm <br />0.02 m <br /> (5 cm50 mm <br />0.05 m <br />) +
Blade shape
obovate +  and elliptic +
Blade texture
leathery +  and membranous +
Blade width
0.5 cm5 mm <br />0.005 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
Bract presence
absent +
Calyx lobe arrangement
opposite +  and alternate +
Calyx lobe quantity
4 +
Common name
Silver buffaloberry +
Distribution
Alta. +, B.C. +, Man. +, Sask. +, Ariz. +, Calif. +, Colo. +, Idaho +, Iowa +, Kans. +, Mich. +, Minn. +, Mont. +, Nebr. +, Nev. +, N.Mex. +, N.Dak. +, Oreg. +, S.Dak. +, Utah +, Wis. +  and Wyo. +
Elevation
300–2300 m. +
Embryo arrangement
axile +
Endosperm presence
absent +
Endosperm quantity
scanty +
Filament fusion
adnate +
Filament height or length or size
short +
Flower architecture
pistillate +  and staminate +
Flower architecture or arrangement or growth form
solitary +
Flower arrangement
solitary +  and paired +
Flower reproduction
unisexual +
Fruit architecture or shape
berrylike +
Fruit coloration
yellow +  and bright red-orange +
Fruit pubescence
lepidote +
Fruit shape
globose +
Fruit some measurement
0.6 cm6 mm <br />0.006 m <br /> (0.9 cm9 mm <br />0.009 m <br />) +
Fruit texture
fleshy +
Fruits achene architecture or shape
berrylike +
Habitat
Moist habitats, canyon floors, meadows, open slopes, sometimes on alkaline soils. +
Hair arrangement or shape
stellate +
Hair pubescence
glabrescent +
Hypanthium length
elongated +
Hypanthium prominence
conspicuous +
Hypanthium shape
tubular +
Hypanthium size
accrescent +  and constricted +
Inflorescence architecture
umbellate +
Inflorescence position
axillary +
Leaf architecture
short-petiolate +
Leaf arrangement
opposite +
Leaf duration
deciduous +
Margin architecture or shape
entire +
Margin shape
plane +
Nectary disc development
well-developed +
Nectary disc prominence
conspicuous +
Number of lower taxa
0 +
Ovary architecture or structure in adjective form
1-locular +
Ovary placentation
basal +
Ovary position
superior +
Ovule architecture
bitegmic +
Ovule orientation
anatropous +
Ovule quantity
1 +
Pedicel presence
absent +
Perianth position
hypogynous +
Petal presence
absent +
Phenology
Flowering Apr–May. +
Pistil architecture
1-carpellate +
Pollen architecture
colporate +
Publication title
Gen. N. Amer. Pl. +
Publication year
1818 +
Reference
None +
Scale coloration
rust +, silvery +, silver +  and brown +
Seed architecture or pubescence or relief
smooth +
Seed coloration
brown +
Seed quantity
1 +
Seed shape
ellipsoid +, ovoid +  and oblong +
Seed some measurement
0.3 cm3 mm <br />0.003 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
Sepal arrangement or dehiscence
valvate +
Sepal coloration
yellow +
Sepal fusion
connate +
Sepal quantity
4 +  and 2 +
Sepal some measurement
0.1 cm1 mm <br />0.001 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
Series quantity
1 +
Shrub architecture
unarmed +  and armed +
Shrub growth form
clonal +
Shrub growth form or habitat
terrestrial +
Shrub reproduction
dioecious +
Shrub some measurement
100 cm1,000 mm <br />1 m <br /> (500 cm5,000 mm <br />5 m <br />) +
Side quantity
1 +
Spine some measurement
2 cm20 mm <br />0.02 m <br /> (5 cm50 mm <br />0.05 m <br />) +
Stamen quantity
8 +
Stem architecture
armed +
Stem location
underground +
Stem pubescence
pubescent +
Stigma quantity
1 +
Stigma shape
linear +  and capitate +
Stipule architecture
sessile +  and petiolate +
Stipule presence
absent +
Style arrangement or course or shape
linear +
Style position
apical +
Style quantity
1 +
Style size
slender +
Style structure in adjective form
stigmatic +
Surface pubescence
silvery-pubescent +
Synonyms
Elaeagnus utilis +  and Lepargyrea argentea +
Taxon family
Elaeagnaceae +
Taxon name
Shepherdia argentea +
Taxon parent
Shepherdia +
Taxon rank
species +
Tree architecture
unarmed +  and armed +
Tree growth form
clonal +
Tree growth form or habitat
terrestrial +
Tree reproduction
dioecious +
Tree some measurement
100 cm1,000 mm <br />1 m <br /> (500 cm5,000 mm <br />5 m <br />) +
Trichome arrangement or shape
stellate +
Trichome coloration
rust +, yellow +  and silver +
Volume
Volume 10 +
X chromosome quantity
13 +  and 11 +