Key to Salix exigua
View taxon page for Salix exigua
(For a list of species in Salix exigua, use the above link.)
Jepson Manual glossary definitions can be seen by moving your cursor over words underlined with dots.
1. Twig,
leaf 
Organ arising from a stem, generally composed of a stalk (petiole) and a flat, expanded, green, photosynthetic area (blade); distinguished from a leaflet by the presence in its axil of a bud, branch, thorn, or flower; sometimes with lateral, basal appendages (stipules); either simple (toothed, lobed, or dissected but not divided into leaflets) or compound (divided into leaflets).
hairs ±
appressed 
Parallel or nearly parallel to and often in contact with surface of origin; used to describe the disposition of hairs, leaves, pedicels, etc.
;
ovary glabrous (hairy on
beak or not), stalk 0.2–0.9 mm;
style < 0.2 mm or generally 0; flower
bract 
Reduced, leaf- or scale-like structure subtending a branch, cone scale, peduncle, pedicel, or flower.
tip rounded,
staminate 1.2–1.6 mm; young
leaves short-silky
..... var. exigua 1' Twig, leaf hairs ±
spreading 
Oriented more or less perpendicularly to the axis of attachment; often, more or less horizontal.
, fewer ± appressed; ovary hairy (at least when young), stalk 0–0.2 mm; style 0.1–0.4 mm; flower bract tip
acute 
Having a short-tapered, sharp tip, the sides convex or straight and converging at less than a right angle.
to
convex, staminate 1.4–2.6 mm; young leaves long-silky
..... var. hindsiana
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