Salix L.
Leaves linear to obovate; usually less than 5 cm wide. Flowers with 1 or 2 elongated nectaries Salix
Trees with a narrow column shape. Partially evergreen with 30% of leaves retained over winter. Leaves linear-lanceolate 9–15 cm long, 6–10 mm wide, margins with glandular teeth. Male catkins terminal 3–10 cm long. Introd. from S. America. Pencil Willow Salix humboldtiana‘Pyramidalis’