Clethropsis nitida Spach Alnus nitida, the west Himalayan alder, is a species in the genus Alnus, native to Pakistan, the western Himalayas, and Nepal.

[3] It is a tree reaching 20 to 25 m, preferring to live along the banks of rivers.

[7] Female flowers appear first, followed by male catkinss in September to October, which may be up to 19 cm long.

[8] This tree may be attacked by the apple stem borer (Trirachys holosericeus).

One study examined its chemical components and concluded it has antioxidant potential.