Salix wolfii var. wolfii

IllustratedEndemic
Treatment appears in FNA Volume 7. Treatment on page 108. Mentioned on page 107.

Plants 0.5–2 m. Stems: branches redbrown or violet, pubescent to glabrescent; branchlets yellowbrown or yellowish, sparsely pubescent or densely long-silky, hairs straight, wavy, curved, or crinkled. Leaves: petiole convex to flat, or shallowly grooved adaxially, 3–5.6 mm, pubescent or long-silky adaxially; largest medial blade narrowly oblong, narrowly elliptic, elliptic, or oblanceolate, apex acute, acuminate, or convex, abaxial surface pubescent, short-silky, or villous, adaxial sparsely to densely short to long-silky, or villous; juvenile blade short to long-silky or villous abaxially. Catkins: pistillate moderately or very densely flowered, subglobose or globose, 8.5–19 × 7–12 mm, flowering branchlet 1–7 mm; floral bract 0.8–1.6 mm. Staminate flowers: abaxial nectary (0–) 0.1–0.2 mm, adaxial nectary 0.4–0.5 mm. Pistillate flowers: adaxial nectary oblong, 0.4–0.8 mm, shorter to longer than stipe; stipe 0.2–0.9 mm; ovary glabrous; ovules 10–12 per ovary; stigmas flat, abaxially non-papillate with rounded or pointed tip. 2n = 38.


Phenology: Flowering early-mid Jun.
Habitat: Stream banks, springs, wet meadows, bogs
Elevation: 2000-3800 m

Distribution

V7 108-distribution-map.gif

Colo., Idaho, Mont., Nev., Oreg., Utah, Wyo.

Discussion

Hybrids:

Variety wolfii forms natural hybrids with Salix boothii.

Selected References

None.

Lower Taxa

None.

"-0.4mm" is not declared as a valid unit of measurement for this property.

... more about "Salix wolfii var. wolfii"
21 +, 4 +, 1 +, 16 +  and 29 +
0 cm0 mm <br />0 m <br /> (0.01 cm0.1 mm <br />1.0e-4 m <br />) +
0.01 cm0.1 mm <br />1.0e-4 m <br /> (0.02 cm0.2 mm <br />2.0e-4 m <br />) +
villous +, short-silky +  and pubescent +
0.04 cm0.4 mm <br />4.0e-4 m <br /> (0.08 cm0.8 mm <br />8.0e-4 m <br />) +
villous;long-silky;villous;long-silky +
0.03 cm0.3 mm <br />3.0e-4 m <br /> (0.05 cm0.5 mm <br />5.0e-4 m <br />) +
Convex (?) +, Acuminate (?) +  and Acute (?) +
intermediate +
George W. Argus +
Bebb in J. T. Rothrock +
rounded +, convex +  and cuneate +
Salix tribe Hastatae +
tapering +
yellowish green +
ferruginous +  and white +
villous +  and long-silky +
toothed +  and 2-fid +
persistent +
violet +  and redbrown +
pubescent +  and glabrescent +
flowered +  and pistillate +
long-silky +  and pubescent +
globose +  and subglobose +
slender +  and stout +
0.1 cm1 mm <br />0.001 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
intermediate +
0.3 cm3 mm <br />0.003 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
flowered +  and pistillate +
0.85 cm8.5 mm <br />0.0085 m <br /> (1.9 cm19 mm <br />0.019 m <br />) +
pendulous +, spreading +  and erect +
globose +  and subglobose +
0.7 cm7 mm <br />0.007 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
Colo. +, Idaho +, Mont. +, Nev. +, Oreg. +, Utah +  and Wyo. +
2000-3800 m +
bicolor +, black +  and brown +
0.08 cm0.8 mm <br />8.0e-4 m <br /> (0.16 cm1.6 mm <br />0.0016 m <br />) +
pistillate +  and staminate +
bisexual +  and unisexual +
Stream banks, springs, wet meadows, bogs +
curved +  and straight +
spreading +  and appressed +
crinkled +  and wavy +
unbranched +  and spicate +
subterminal +  and axillary +
membranaceous +
hemiamphistomatous +, amphistomatous +  and hypostomatous +
2.6 cm26 mm <br />0.026 m <br /> (5.6 cm56 mm <br />0.056 m <br />) +
oblanceolate +, elliptic +  and oblong +
0.8 cm8 mm <br />0.008 m <br /> (1.65 cm16.5 mm <br />0.0165 m <br />) +
arranged +  and alternate +
marcescent +
deciduous +
2-7[-10]-carpellate +
pyriform +
glandular-dotted +
long-silky +  and pubescent +
convex;flat +
0.3 cm3 mm <br />0.003 m <br /> (0.56 cm5.6 mm <br />0.0056 m <br />) +
Flowering early-mid Jun. +
in J. T. Rothrock, Rep. U. S. Geogr. Surv., Wheeler, +
overlapping +
distinct +
Illustrated +  and Endemic +
decumbent;erect +
non-papillate +
cylindrical +
0.02 cm0.2 mm <br />2.0e-4 m <br /> (0.09 cm0.9 mm <br />9.0e-4 m <br />) +
caducous +  and persistent +
distinct +  and connate +
0.03 cm0.3 mm <br />3.0e-4 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
persistent +  and deciduous +
Salix subsect. Hastatae +
Salix wolfii var. wolfii +
Salix wolfii +
variety +
pointed +  and rounded +
sympodial +, branching +  and heterophyllous +