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12
29
Leaves to 1 cm long,
with 3-4 pairs of barely
visible lateral veins
(look at a leaf against
sunlight!). Leaf-stalk
<1 mm long
Salix serpillifolia
Scop.
29
Leaves (0.8-)1.2-4 cm
long, with 4-6 pairs of
clearly visible lateral
veins. Leaf-stalk to 3
mm long
Salix retusa L.
30
Leaves widest in the
upper half, not
blackening when dry
(look for dead leaves at
the base of the shrub!)
Salix waldsteiniana
Willd.
30
Leaves widest at or
below the middle,
blackening when dry
Salix glabra Scop.
31
Leaf-margin toothed
32
31
Leaf-margin entire
34
32
Leaves green above,
white-hairy beneath.
Flowers >2 cm across,
with more than 5
petals. Fruit dry,
feathery
Dryas octopetala L.