Salix ×pendulina

Wenderoth
Common names: Weeping willow
Treatment appears in FNA Volume 7. Treatment on page 41. Mentioned on page 38, 40.

Salix ×pendulina Wenderoth: Weeping willow, S. babylonica × S. euxina, introduced from Europe and grown throughout the world. It characterized by: trees, 2.5–12 m, stems pendulous; branches highly brittle at base, yellowbrown, gray-brown, or redbrown; branchlets yellowish to brownish; stipules foliaceous on late leaves; petioles glabrous, pilose, or velvety to glabrescent adaxially; largest medial blade amphistomatous or hypostomatous, very narrowly elliptic to lanceolate, or linear, margins serrulate, irregularly so, or spinulose-serrulate, abaxial surface glaucous, adaxial slightly glossy or dull; catkins on distinct flowering branchlet, 3–14 mm; staminate loosely flowered, stout, 16–34 × 7–11 mm; pistillate densely or moderately densely flowered, slender or stout, 20–36 × 3.5–11 mm; pistillate bract persistent after flowering; staminate abaxial and adaxial nectaries connate and shallowly cupshaped; stamens 2; anthers 0.5–0.6 mm; pistillate nectary longer than stipe; stipe 0 mm; styles 0.2–0.6 mm; ovules 4–8 per ovary; capsules 1.8–3.5 mm.

Distribution

Introduced; Ont., Calif., Conn., D.C., Ga., Ill., Ind., Maine, Md., Mass., Mich., Mo., Nebr., N.J., N.Mex., N.Y., N.C., Ohio, Oreg., Pa., Tex., Va., Wash., W.Va.

Discussion

Reports of this hybrid in British Columbia and California are undocumented. Plants of Salix ×pendulina with prominent, caudate stipules are var. blanda (Andersson) Meikle; those with ovaries with patchy or streaky hairiness are var. elegantissima (K. Koch) Meikle.

Selected References

None.

Lower Taxa

None.

... more about "Salix ×pendulina"
dull +  and glossy +
reddish turning yellow +  and yellow +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.06 cm0.6 mm <br />6.0e-4 m <br />) +
Sinuate (?) +  and Toothed (?) +
George W. Argus +
Wenderoth +
tapering +
ferruginous +  and white +
long-silky +, puberulent +  and glabrous +
toothed +  and 2-fid +
persistent +
not glaucous +
flowered +  and sessile +
subglobose +
slender +  and stout +
0.18 cm1.8 mm <br />0.0018 m <br /> (0.35 cm3.5 mm <br />0.0035 m <br />) +
pistillate +  and staminate +
pendulous +, spreading +  and erect +
Weeping willow +
Ont. +, Calif. +, Conn. +, D.C. +, Ga. +, Ill. +, Ind. +, Maine +, Md. +, Mass. +, Mich. +, Mo. +, Nebr. +, N.J. +, N.Mex. +, N.Y. +, N.C. +, Ohio +, Oreg. +, Pa. +, Tex. +, Va. +, Wash. +  and W.Va. +
connate +  and distinct +
glabrous +  and hairy +
greenish +  and tawny +
pistillate +  and staminate +
bisexual +  and unisexual +
0.04 cm0.4 mm <br />4.0e-4 m <br /> (0.05 cm0.5 mm <br />5.0e-4 m <br />) +
spherical +
unbranched +  and spicate +
subterminal +  and axillary +
membranaceous +
hypostomatous +  and amphistomatous +
oblanceolate +, ovate +, lanceolate +, elliptic +, oblong +  and lorate +
arranged +  and alternate +
marcescent +
deciduous +
spinulose-serrulate +  and serrulate +
rudimentary +
2-7[-10]-carpellate +
glandular-dotted +
Bot. Mag. (Tokyo) +
overlapping +
distinct +
branched +, sympodial +, monopodial +  and branching +
non-papillate +
cylindrical +
0 cm0 mm <br />0 m <br /> (?) +
caducous +  and persistent +
distinct +  and connate +
0.02 cm0.2 mm <br />2.0e-4 m <br /> (0.06 cm0.6 mm <br />6.0e-4 m <br />) +
persistent +  and deciduous +
ferruginous +  and white +
Salix ×pendulina +
Salix sect. Subalbae +
species +
rounded +
flowered +  and weeping +
redbrown +, gray-brown +  and yellowbrown +
2 cm20 mm <br />0.02 m <br /> (3.6 cm36 mm <br />0.036 m <br />) +
velvety;glabrescent +
very narrowly elliptic;lanceolate or linear +
stout +  and slender +
0.3 cm3 mm <br />0.003 m <br /> (1.4 cm14 mm <br />0.014 m <br />) +
0.35 cm3.5 mm <br />0.0035 m <br /> (1.1 cm11 mm <br />0.011 m <br />) +
sympodial +, branching +  and heterophyllous +