R. macabeanum

Species

Subgenus Hymenanthes
Section Pontica
Subsection Grandia
Introduced 1927
First Described 1920 ( Balf.f. )
Origin N.E India, Manipur and Nagaland 2400-3000 meter
Habitat terrestrial
Mature Wild Height 900 cm. (30ft.)
Bloom Time early
Flower tubular-campanulate
Predominant Colour yellow
Leaves broadly ovate to broadly elliptic
Winter Foliage evergreen
Hardiness H3
Photo By:
Garth Wedemire
Date:
12 March, 2005
Location:
Rhododendron Species Botanical Garden, Federal Way, Washington, USA
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Photo By:
Garth Wedemire
Date:
26 March, 2005
Location:
Rhododendron Species Botanical Garden, Federal Way, Washington, USA
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Photo By:
Everard Daniel
Date:
02 April, 2007
Location:
Caerhays Castle and Gardens, Cornwall, UK
Photo By:
Kathy & Bill McKay
Date:
01 April, 2012
Location:
private garden North Saanich, BC, Canada
Photo By:
Kathy & Bill McKay
Date:
01 April, 2012
Location:
private garden North Saanich, BC, Canada
Photo By:
Everard Daniel
Date:
02 April, 2007
Location:
Caerhays Castle and Gardens, Cornwall, UK
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Photo By:
Hank Helm
Date:
10 March, 2013
Location:
Hank Helm Garden, Bainbridge Island, WA, USA
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Photo By:
Rinus Manders
Date:
25 March, 2006
Location:
Parc de la Gaudiničre, Nantes, France
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Photo By:
Herman Van Ree
Date:
05 May, 2010
Location:
Royal Windsor Great Park, Saville, Berkshire, UK
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Tag:
Photo By:
Peter Norris
Date:
23 July, 2012
Location:
Private garden on Martha’s Vineyard, MA USA [z 6-7]
Description:
Hardy Alpine form [RSBG] No foliar damage after 5 deg. F.
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Photo By:
Hank Helm
Date:
13 July, 2012
Location:
Hank Helm Garden, Bainbridge Island, WA, USA
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Photo By:
Garth Wedemire
Date:
19 February, 2005
Location:
Rhododendron Species Botanical Garden, Federal Way, Washington, USA
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Photo By:
Herman Van Ree
Date:
07 September, 2009
Location:
Garden Hans de Boer, Vaassen, Netherlands
Photo By:
Everard Daniel
Date:
01 April, 2007
Location:
Lanhydrock garden, Cornwall, UK
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Photo By:
Susan Lightburn
Date:
21 June, 2013
Location:
Art Lightburn Garden, Vancouver Island, BC, Canada
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Photo By:
Coen Zonneveld
Date:
27 April, 2008
Location:
Private garden, Diepenveen, Netherlands
Description:
New foliage
Photo By:
Susan Lightburn
Date:
23 May, 2013
Location:
Art Lightburn Garden, Vancouver Island, BC, Canada
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Photo By:
Susan Lightburn
Date:
23 May, 2013
Location:
Art Lightburn Garden, Vancouver Island, BC, Canada
Hi-Resolution Version:
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