Difference between revisions of "Salix ×pendulina"
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|distribution=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. | |distribution=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. | ||
| + | |introduced=true | ||
|discussion=<p>Reports of this hybrid in British Columbia and California are undocumented. Plants of <i>Salix ×pendulina</i> with prominent, caudate stipules are var. blanda (Andersson) Meikle; those with ovaries with patchy or streaky hairiness are var. elegantissima (K. Koch) Meikle.</p> | |discussion=<p>Reports of this hybrid in British Columbia and California are undocumented. Plants of <i>Salix ×pendulina</i> with prominent, caudate stipules are var. blanda (Andersson) Meikle; those with ovaries with patchy or streaky hairiness are var. elegantissima (K. Koch) Meikle.</p> | ||
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|genus=Salix | |genus=Salix | ||
|subgenus=Salix subg. Salix | |subgenus=Salix subg. Salix | ||
Latest revision as of 22:31, 5 November 2020
Salix ×pendulina Wenderoth: Weeping willow, S. babylonica × S. euxina, is introduced from Europe and grown throughout the world. It is characterized by: trees, 2.5–12 m, stems pendulous; branches highly brittle at base, yellow-brown, gray-brown, or red-brown; 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 cup-shaped; 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.