File:Rhododendron argenteum Hooker.gif

Summary
Rhododendron argenteum From the The Rhododendrons of the Sikkim-Himalaya, by Joseph Dalton Hooker (30 June 1817 – 10 December 1911) and illustrated by Walter Hood Fitch (28 February 1817 – 1892)

This image is in the public domain because its copyright has expired in the United States and those countries with a copyright term of no more than the life of the author plus 100 years.