R. acrophilum

Species

Subgenus	Rhododendron
Section	Vireya
Subsection	Euvireya
Introduced	1992
First Described	1953 ( Merr., Quisumb. )
Epiphytic/Terrestrial	terrestrial
Mature Wild Height	100 cm. (3ft.)
Bloom Time	?
Flower	tubular funnel-shaped
Flower Color	yellow
Fragrance	?
Leaves	elliptic
Leaf persistence	Evergreen
Plant Hardiness	?
Flower Bud Hardiness	?

Title R. acrophilum Photo By Pete Adams Date Taken June 20, 2009 Location Pahoa, HI License CC BY 4.0 Attribution Text: Pete Adams via Rhododendra.com, CC BY 4.0 Sizes small 768 x 572, 16 KB medium 1280 x 954, 41 KB Full 1280 x 954, 804 KB
Title R. acrophilum Photo By Pete Adams Date Taken July 15, 2012 Location Pahoa, HI License CC BY 4.0 Attribution Text: Pete Adams via Rhododendra.com, CC BY 4.0 Sizes small 768 x 436, 26 KB medium 1280 x 728, 64 KB Full 1280 x 728, 796 KB
Title R. acrophilum 2002/018 RSBG Photo By Thatrhodylady Date Taken August 29, 2026 Location Rhododendron Species Botanical Garden License CC BY 4.0 Attribution Text: Thatrhodylady via Rhododendra.com, CC BY 4.0 Sizes small 648 x 1152, 70 KB medium 1350 x 2400, 340 KB Full 2296 x 4080, 3.1 MB Description R. acrophilum 2002/018 RSBG (ARGENT#2768) flower truss.
Title R. acrophilum 2002/018 RSBG Photo By Thatrhodylady Date Taken August 29, 2026 Location Rhododendron Species Botanical Garden License CC BY 4.0 Attribution Text: Thatrhodylady via Rhododendra.com, CC BY 4.0 Sizes small 648 x 1152, 46 KB medium 1350 x 2400, 220 KB Full 2296 x 4080, 2.9 MB Description R. acrophilum 2002/018 RSBG (ARGENT#2768) flower close up.
Title acrophilum Photo By Hank Helm Date Taken Location Rhododendron Species Botanical Garden, Federal Way, WA, USA License Copyright, Hank Helm. Sizes small 768 x 576, 38 KB medium 1024 x 768, 65 KB
Title acrophilum Photo By Hank Helm Date Taken Location Rhododendron Species Botanical Garden, Federal Way, WA, USA License Copyright, Hank Helm. Sizes small 768 x 576, 71 KB medium 1024 x 768, 105 KB