View source for Salix arbusculoides

{{Treatment/ID
|accepted_name=Salix arbusculoides
|accepted_authority=Andersson
|publications={{Treatment/Publication
|title=Monogr. Salicum,
|place=147, plate 8, fig. 81. 1867
|year=1867
}}
|common_names=Little-tree willow
|basionyms=
|synonyms=
|hierarchy=Salicaceae;Salix;Salix subg. Vetrix;Salix sect. Arbuscella;Salix arbusculoides
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Salicaceae]]</div><div class="higher-taxon"><small>genus</small>[[Salix]]</div><div class="higher-taxon"><small>subgenus</small>[[Salix subg. Vetrix]]</div><div class="higher-taxon"><small>section</small>[[Salix sect. Arbuscella]]</div><div class="higher-taxon"><small>species</small>[[Salix arbusculoides]]</div></div>
|volume=Volume 7
|mention_page=page 46, 99
|treatment_page=page 141
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Stems:</b> branches gray-brown to red-brown, not glaucous, glabrous; branchlets red-brown, glabrous or puberulent. <b>Leaves</b>: stipules rudimentary on early ones, apex acute; petiole shallowly grooved adaxially, 3–11 mm, puberulent to glabrescent adaxially; largest medial blade very narrowly elliptic to elliptic, 38–78 × 7–18 mm, base cuneate or convex, margins slightly revolute, serrulate, apex acuminate, acute, or convex, abaxial surface glaucous (sometimes obscured by hairs), sparsely to densely long-silky, hairs (white, sometimes also ferruginous), straight, adaxial highly or slightly glossy, glabrous; proximal blade margins entire; juvenile blade yellowish green, very densely long-silky abaxially, hairs white, sometimes also ferruginous. <b>Catkins</b> flowering as or just before leaves emerge; staminate stout or slender, 17–43 × 5–10 mm, flowering branchlet 0–2.5 mm; pistillate densely to loosely flowered, stout to slender, 20–46 × 6–15 mm, flowering branchlet 0–6 mm; floral bract tawny or brown, 0.8–1.2 mm, apex convex to rounded, abaxially hairy, hairs straight or wavy. <b>Staminate</b> flowers: adaxial nectary oblong, 0.6–0.9 mm; filaments distinct; anthers purple turning yellow, ellipsoid to globose, 0.3–0.6 mm. <b>Pistillate</b> flowers: adaxial nectary oblong or ovate, 0.6–1 mm; ovary pyriform, beak gradually tapering to styles; ovules 16–18 per ovary; styles 0.3–0.5 mm. <b>Capsules</b> 4–6 mm. <b>2n</b> = 38.</span><!--

-->{{Treatment/Body
|phenology=Flowering mid May-early Jul.
|habitat=Stream margins, lakeshores, openings in white spruce forests, treed bogs, sedge fens, edges of alpine and arctic tundra
|elevation=0-2000 m
|distribution=Alta.;B.C.;Man.;N.W.T.;Nunavut;Ont.;Que.;Sask.;Yukon;Alaska.
|discussion=<p>Glands on leaf teeth of <i>Salix arbusculoides</i> are sometimes covered with fine crystals of sulphur, calcium, potassium, and silicon (R. Cooper, pers. comm.), indicating that they can function as hydathodes as well as resin glands.</p>
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Salix arbusculoides
|authority=Andersson
|rank=species
|parent rank=section
|synonyms=
|basionyms=
|family=Salicaceae
|phenology=Flowering mid May-early Jul.
|habitat=Stream margins, lakeshores, openings in white spruce forests, treed bogs, sedge fens, edges of alpine and arctic tundra
|elevation=0-2000 m
|distribution=Alta.;B.C.;Man.;N.W.T.;Nunavut;Ont.;Que.;Sask.;Yukon;Alaska.
|reference=None
|publication title=Monogr. Salicum,
|publication year=1867
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f50eec43f223ca0e34566be0b046453a0960e173/coarse_grained_fna_xml/V7/V7_153.xml
|genus=Salix
|subgenus=Salix subg. Vetrix
|section=Salix sect. Arbuscella
|species=Salix arbusculoides
}}<!--

-->[[Category:Treatment]][[Category:Salix sect. Arbuscella]]