Davidian, H.H. The Rhododendron Species. Volume II. Elepidotes. Part 1. Arboreum - Lacteum. Portland. Timber Press. 1989. First edition. Folio. Gilt decorated hard cover. 344 pps. Illustrated in black, white and color. Important reference work. Very scarce in this condition. Fine copy (small owner label on end paper) in fine dust jacket (in mylar).