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Rhododendron ferrugineum, the alpenrose, snow-rose, or rusty-leaved alpenrose is an evergreen shrub that grows just above the tree line in the Alps, Pyrenees, Jura and northern Apennines, on acid soils. It is the type species for the genus Rhododendron.
Rhododendron (/ ˌ r oʊ d ə ˈ d ɛ n d r ən /; pl.: rhododendra) is a very large genus of about 1,024 species of woody plants and in the heath family (Ericaceae). They can be either evergreen or deciduous.
Hymenanthes, with approximately 225 species, and subgenus Rhododendron, with approx. 400 species, comprise what gardeners typically describe as "Rhododendrons." Two subgenera are generally known to gardeners as "Azaleas", and include many fewer true species: Pentanthera , which comprises the deciduous azaleas, and Tsutsusi , which includes ...
Rhododendron hirsutum A species of the Vireya section.. Rhododendron subgenus Rhododendron is a subgenus of the genus Rhododendron.With around 400 species, it is the largest of the eight subgenera (more recently reduced to five) [1] containing nearly half of all known species of Rhododendron and all of the lepidote (scales on the underside of the leaves) species.
Rhododendron hirsutum, commonly known as the hairy alpenrose is one of the species of Rhododendron native to the mountains of Europe. It occurs widely in the Alps except for the southwestern region (approximately south and west of the Matterhorn), [ 2 ] and has become naturalised in parts of the Carpathians . [ 3 ]
Rhododendron arboreum, the tree rhododendron, [1] is an evergreen shrub or small tree with a showy display of bright red flowers. It is found in Bhutan, China, India, Myanmar, Nepal, Sri Lanka, Pakistan and Thailand. It is the national flower of Nepal. In India it is the state tree of Uttarakhand and state flower of Nagaland.
The effects of the Great Storm of October 1987 when many mature trees and shrubs were damaged are still felt within the wood. [1] Trees planted to re-establish the canopy and provide shade for the rhododendrons continue to need periodic thinning. [1] The thinning is carried out by the National Trust team. [1]
Images of diseases and pests of rhododendrons This page was last edited on 20 March 2022, at 16:40 (UTC). Text is available under the Creative Commons Attribution ...