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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 (/ 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.
Rhododendron: rhododendrons; Rhododendron albiflorum: white-flowered rhododendron Ericaceae (heath family) Rhododendron arboreum: tree rhododendron Ericaceae (heath family) Rhododendron calendulaceum: flame azalea Ericaceae (heath family) Rhododendron catawbiense: purple rhododendron; Catawba rhododendron Ericaceae (heath family) Rhododendron ...
Traditional to botanical taxonomy, subdivisions of taxonomic ranks further divide subgenera, sections, and subsections into species and subspecies/varieties. Genus Rhododendron consists of eight subgenera based on morphology; this page refers to only those lower divisions in subgenus Rhododendron, commonly known as the scaly or lepidote ...
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 ]
C. Rhododendron calendulaceum; Rhododendron calophytum; Rhododendron calostrotum; Rhododendron campanulatum; Rhododendron campylocarpum; Rhododendron campylogynum
Rhododendron section Vireya (vireyas) is a tropical group of Rhododendron species, numbering about 300 in all. [1] The group may also be treated as Rhododendron subgenus Vireya . [ 2 ] Vireyas are native to southeastern Asia and range from Thailand to Australia .
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.